pulsesequence()
{
/* DECLARE VARIABLES */
char autocal[MAXSTR], /* auto-calibration flag */
fsat[MAXSTR],
fscuba[MAXSTR],
f1180[MAXSTR], /* Flag to start t1 @ halfdwell */
f2180[MAXSTR], /* Flag to start t2 @ halfdwell */
f3180[MAXSTR], /* Flag to start t3 @ halfdwell */
fco180[MAXSTR], /* Flag for checking sequence */
fca180[MAXSTR], /* Flag for checking sequence */
spca180[MAXSTR], /* string for the waveform Ca 180 */
spco180[MAXSTR], /* string for the waveform Co 180 */
spchirp[MAXSTR], /* string for the waveform reburp 180 */
ddseq[MAXSTR], /* 2H decoupling seqfile */
shp_sl[MAXSTR], /* string for seduce shape */
sel_flg[MAXSTR];
int phase, phase2, phase3, ni2, ni3, icosel,
t1_counter, /* used for states tppi in t1 */
t2_counter, /* used for states tppi in t2 */
t3_counter; /* used for states tppi in t3 */
double tau1, /* t1 delay */
tau2, /* t2 delay */
tau3, /* t2 delay */
taua, /* ~ 1/4JNH = 2.25 ms */
taub, /* ~ 1/4JNH = 2.25 ms */
zeta, /* time for C'-N to refocuss set to 0.5*24.0 ms */
bigTN, /* nitrogen T period */
pwc90, /* PW90 for c nucleus @ d_c90 */
pwc180on, /* PW180 at @ d_c180 */
pwchirp, /* PW180 for ca nucleus @ d_creb */
pwc180off, /* PW180 at d_c180 + pad */
tsatpwr, /* low level 1H trans.power for presat */
d_c90, /* power level for 13C pulses(pwc90 = sqrt(15)/4delta)
delta is the separation between Ca and Co */
d_c180, /* power level for 180 13C pulses
(pwc180on=sqrt(3)/2delta */
d_chirp,
sw1, /* sweep width in f1 */
sw2, /* sweep width in f2 */
sw3, /* sweep width in f3 */
pw_sl, /* pw90 for H selective pulse on water ~ 2ms */
phase_sl, /* phase for pw_sl */
tpwrsl, /* power level for square pw_sl */
pwDlvl, /* Power for D decoupling */
pwD, /* pw90 at pwDlvl */
pwC, pwClvl, /* C-13 calibration */
compC,
pwN, /* PW90 for 15N pulse */
pwNlvl, /* high dec2 pwr for 15N hard pulses */
gstab, /* delay to compensate for gradient gt5 */
gt1,
gt2,
gt3,
gt4,
gt5,
gt6,
gt7,
gt8,
gt9,
gzlvl1,
gzlvl2,
gzlvl3,
gzlvl4,
gzlvl5,
gzlvl6,
gzlvl7,
gzlvl8,
gzlvl9;
/* LOAD VARIABLES */
getstr("autocal",autocal);
getstr("fsat",fsat);
getstr("fco180",fco180);
getstr("fca180",fca180);
getstr("f1180",f1180);
getstr("f2180",f2180);
getstr("f3180",f3180);
getstr("fscuba",fscuba);
getstr("ddseq",ddseq);
getstr("shp_sl",shp_sl);
getstr("sel_flg",sel_flg);
taua = getval("taua");
taub = getval("taub");
zeta = getval("zeta");
bigTN = getval("bigTN");
tpwr = getval("tpwr");
tsatpwr = getval("tsatpwr");
dpwr = getval("dpwr");
pwN = getval("pwN");
pwNlvl = getval("pwNlvl");
pwD = getval("pwD");
pwDlvl = getval("pwDlvl");
phase = (int) ( getval("phase") + 0.5);
phase2 = (int) ( getval("phase2") + 0.5);
phase3 = (int) ( getval("phase3") + 0.5);
sw1 = getval("sw1");
sw2 = getval("sw2");
sw3 = getval("sw3");
ni2 = getval("ni2");
ni3 = getval("ni3");
pw_sl = getval("pw_sl");
phase_sl = getval("phase_sl");
tpwrsl = getval("tpwrsl");
gstab = getval("gstab");
gt1 = getval("gt1");
if (getval("gt2") > 0) gt2=getval("gt2");
else gt2=gt1*0.1;
gt3 = getval("gt3");
gt4 = getval("gt4");
gt5 = getval("gt5");
gt6 = getval("gt6");
gt7 = getval("gt7");
gt8 = getval("gt8");
gt9 = getval("gt9");
gzlvl1 = getval("gzlvl1");
gzlvl2 = getval("gzlvl2");
gzlvl3 = getval("gzlvl3");
gzlvl4 = getval("gzlvl4");
gzlvl5 = getval("gzlvl5");
gzlvl6 = getval("gzlvl6");
gzlvl7 = getval("gzlvl7");
gzlvl8 = getval("gzlvl8");
gzlvl9 = getval("gzlvl9");
if(autocal[0]=='n')
{
getstr("spca180",spca180);
getstr("spco180",spco180);
getstr("spchirp",spchirp);
pwc90 = getval("pwc90");
pwc180on = getval("pwc180on");
pwc180off = getval("pwc180off");
d_c90 = getval("d_c90");
d_c180 = getval("d_c180");
pwchirp = getval("pwchirp");
d_chirp = getval("d_chirp");
}
else
{
strcpy(spca180,"Phard180ca");
strcpy(spco180,"Phard180co");
strcpy(spchirp,"Pchirp180");
if (FIRST_FID)
{
pwC = getval("pwC");
compC = getval("compC");
pwClvl = getval("pwClvl");
co90 = pbox("cal", CO90, CO180ps, dfrq, pwC*compC, pwClvl);
co180 = pbox("cal", CO180, CO180ps, dfrq, pwC*compC, pwClvl);
ca180 = pbox(spca180, CA180, CA180ps, dfrq, pwC*compC, pwClvl);
co180a = pbox(spco180, CO180a, CA180ps, dfrq, pwC*compC, pwClvl);
chirp = pbox(spchirp, CHIRP, CHIRPps, dfrq, pwC*compC, pwClvl);
}
pwc90 = co90.pw; d_c90 = co90.pwr;
pwc180on = co180.pw; d_c180 = co180.pwr;
pwc180off = ca180.pw;
pwchirp = chirp.pw; d_chirp = chirp.pwr;
}
/* LOAD PHASE TABLE */
settable(t1,2,phi1);
settable(t2,2,phi2);
settable(t3,4,phi3);
settable(t4,1,phi4);
settable(t5,4,phi5);
settable(t6,4,rec);
/* CHECK VALIDITY OF PARAMETER RANGES */
if( bigTN - (ni3-1)*0.5/sw3 - WFG3_START_DELAY < 0.2e-6 )
{
text_error(" ni3 is too big\n");
text_error(" please set ni3 smaller or equal to %d\n",
(int) ((bigTN -WFG3_START_DELAY)*sw3*2.0) +1 );
psg_abort(1);
}
if((dm[A] == 'y' || dm[B] == 'y' || dm[C] == 'y' || dm[D] == 'y' ))
{
text_error("incorrect dec1 decoupler flags! ");
psg_abort(1);
}
if((dm2[A] == 'y' || dm2[B] == 'y' || dm2[C] == 'y' || dm2[D] == 'y'))
{
text_error("incorrect dec2 decoupler flags! Should be 'nnnn' ");
psg_abort(1);
}
if( tsatpwr > 6 )
{
text_error("TSATPWR too large !!! ");
psg_abort(1);
}
if( dpwr > 46 )
{
text_error("don't fry the probe, DPWR too large! ");
psg_abort(1);
}
if( dpwr2 > 46 )
{
text_error("don't fry the probe, DPWR2 too large! ");
psg_abort(1);
}
if( dpwr3 > 50 )
{
text_error("don't fry the probe, dpwr3 too large! ");
psg_abort(1);
}
if( d_c90 > 62 )
{
text_error("don't fry the probe, DHPWR too large! ");
psg_abort(1);
}
if( pw > 200.0e-6 )
{
text_error("dont fry the probe, pw too high ! ");
psg_abort(1);
}
if( pwN > 200.0e-6 )
{
text_error("dont fry the probe, pwN too high ! ");
psg_abort(1);
}
if( pwc90 > 200.0e-6 )
{
text_error("dont fry the probe, pwc90 too high ! ");
psg_abort(1);
}
if( pwc180off > 200.0e-6 )
{
text_error("dont fry the probe, pwc180 too high ! ");
psg_abort(1);
}
if( gt3 > 2.5e-3 )
{
text_error("gt3 is too long\n");
psg_abort(1);
}
if( gt1 > 10.0e-3 || gt2 > 10.0e-3 || gt4 > 10.0e-3 || gt5 > 10.0e-3
|| gt6 > 10.0e-3 || gt7 > 10.0e-3 || gt8 > 10.0e-3
|| gt9 > 10.0e-3)
{
text_error("gt values are too long. Must be < 10.0e-3 or gt11=50us\n");
psg_abort(1);
}
if((fca180[A] == 'y') && (ni2 > 1))
{
text_error("must set fca180='n' to allow Calfa evolution (ni2>1)\n");
psg_abort(1);
}
if((fco180[A] == 'y') && (ni > 1))
{
text_error("must set fco180='n' to allow CO evolution (ni>1)\n");
psg_abort(1);
}
/* Phase incrementation for hypercomplex 2D data */
if (phase == 2) tsadd(t1,1,4);
if (phase2 == 2) tsadd(t5,1,4);
if (phase3 == 2) { tsadd(t4, 2, 4); icosel = 1; }
else icosel = -1;
/* Set up f1180 tau1 = t1 */
tau1 = d2;
if((f1180[A] == 'y') && (ni > 1)) {
if (pwc180off > 2.0*pwN)
tau1 += (1.0/(2.0*sw1) - 4.0*pwc90/PI - pwc180off
- WFG3_START_DELAY - WFG3_STOP_DELAY - 4.0e-6 - 2.0*POWER_DELAY - 4.0e-6);
else
tau1 += (1.0/(2.0*sw1) - 4.0*pwc90/PI - 2.0*pwN
- WFG3_START_DELAY - WFG3_STOP_DELAY - 4.0e-6 - 2.0*POWER_DELAY - 4.0e-6);
if(tau1 < 0.2e-6) {
tau1 = 0.4e-6;
text_error("tau1 could be negative");
}
}
else
{
if (pwc180off > 2.0*pwN)
tau1 = tau1 - 4.0*pwc90/PI - pwc180off
- WFG3_START_DELAY - WFG3_STOP_DELAY - 4.0e-6 - 2.0*POWER_DELAY - 4.0e-6;
else
tau1 = tau1 - 4.0*pwc90/PI - 2.0*pwN
- WFG3_START_DELAY - WFG3_STOP_DELAY - 4.0e-6 - 2.0*POWER_DELAY - 4.0e-6;
if(tau1 < 0.2e-6) tau1 = 0.4e-6;
}
tau1 = tau1/2.0;
/* Set up f2180 tau2 = t2 */
tau2 = d3;
if((f2180[A] == 'y') && (ni2 > 1)) {
if (pwc180off > 2.0*pwN)
tau2 += ( 1.0 / (2.0*sw2) - 4.0*pwc90/PI - 4.0e-6
- 2.0*POWER_DELAY
- WFG3_START_DELAY - pwc180off - WFG3_STOP_DELAY - 4.0e-6);
else
tau2 += ( 1.0 / (2.0*sw2) - 4.0*pwc90/PI - 4.0e-6
- 2.0*POWER_DELAY
- WFG3_START_DELAY - 2.0*pwN - WFG3_STOP_DELAY - 4.0e-6);
if(tau2 < 0.2e-6) {
tau2 = 0.4e-6;
text_error("tau2 could be negative");
}
}
else
{
if (pwc180off > 2.0*pwN)
tau2 = tau2 - 4.0*pwc90/PI - 4.0e-6
- 2.0*POWER_DELAY
- WFG3_START_DELAY - pwc180off - WFG3_STOP_DELAY - 4.0e-6;
else
tau2 = tau2 - 4.0*pwc90/PI - 4.0e-6
- 2.0*POWER_DELAY
- WFG3_START_DELAY - 2.0*pwN - WFG3_STOP_DELAY - 4.0e-6;
if(tau2 < 0.2e-6) tau2 = 0.4e-6;
}
tau2 = tau2/2.0;
/* Set up f3180 tau3 = t3 */
tau3 = d4;
if ((f3180[A] == 'y') && (ni3 > 1)) {
tau3 += ( 1.0 / (2.0*sw3) );
if(tau3 < 0.2e-6) tau3 = 0.4e-6;
}
tau3 = tau3/2.0;
/* Calculate modifications to phases for States-TPPI acquisition */
if( ix == 1) d2_init = d2 ;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5 );
if(t1_counter % 2) {
tsadd(t1,2,4);
tsadd(t6,2,4);
}
if( ix == 1) d3_init = d3 ;
t2_counter = (int) ( (d3-d3_init)*sw2 + 0.5 );
if(t2_counter % 2) {
tsadd(t5,2,4);
tsadd(t6,2,4);
}
if( ix == 1) d4_init = d4 ;
t3_counter = (int) ( (d4-d4_init)*sw3 + 0.5 );
if(t3_counter % 2) {
tsadd(t2,2,4);
tsadd(t6,2,4);
}
/* BEGIN ACTUAL PULSE SEQUENCE */
status(A);
obsoffset(tof);
decoffset(dof); /* set Dec1 carrier at Co */
obspower(tsatpwr); /* Set transmitter power for 1H presaturation */
decpower(d_chirp); /* Set Dec1 power for hard 13C pulses */
dec2power(pwNlvl); /* Set Dec2 power for 15N hard pulses */
/* Presaturation Period */
if (fsat[0] == 'y')
{
delay(2.0e-5);
rgpulse(d1,zero,2.0e-6,2.0e-6); /* presaturation */
obspower(tpwr); /* Set transmitter power for hard 1H pulses */
delay(2.0e-5);
if (fscuba[0] == 'y')
{
delay(2.2e-2);
rgpulse(pw,zero,2.0e-6,0.0);
rgpulse(2*pw,one,2.0e-6,0.0);
rgpulse(pw,zero,2.0e-6,0.0);
delay(2.2e-2);
}
}
else
{
delay(d1);
}
obspower(tpwr); /* Set transmitter power for hard 1H pulses */
txphase(zero);
dec2phase(zero);
delay(1.0e-5);
/* Begin Pulses */
status(B);
rcvroff();
lk_hold();
delay(20.0e-6);
initval(1.0,v2);
obsstepsize(phase_sl);
xmtrphase(v2);
/* shaped pulse */
obspower(tpwrsl);
shaped_pulse(shp_sl,pw_sl,one,4.0e-6,0.0);
xmtrphase(zero);
obspower(tpwr); txphase(zero);
delay(4.0e-6);
/* shaped pulse */
rgpulse(pw,zero,0.0,0.0); /* 90 deg 1H pulse */
delay(0.2e-6);
zgradpulse(gzlvl5,gt5);
delay(2.0e-6);
delay(taua - gt5 - 2.2e-6); /* taua <= 1/4JNH */
sim3pulse(2*pw,0.0e-6,2*pwN,zero,zero,zero,0.0,0.0);
txphase(three); dec2phase(zero); decphase(zero);
delay(0.2e-6);
zgradpulse(gzlvl5,gt5);
delay(200.0e-6);
delay(taua - gt5 - 200.2e-6 - 2.0e-6);
if (sel_flg[A] == 'n')
{
rgpulse(pw,three,2.0e-6,0.0);
delay(0.2e-6);
zgradpulse(gzlvl3,gt3);
delay(200.0e-6);
dec2rgpulse(pwN,zero,0.0,0.0);
delay( zeta );
dec2rgpulse(2.0*pwN,zero,0.0,0.0);
decshaped_pulse(spchirp,pwchirp,zero,0.0,0.0);
delay(zeta -WFG_START_DELAY -pwchirp -WFG_STOP_DELAY -2.0e-6);
dec2rgpulse(pwN,zero,2.0e-6,0.0);
}
else
{
rgpulse(pw,one,2.0e-6,0.0);
initval(1.0,v3);
dec2stepsize(45.0);
dcplr2phase(v3);
delay(0.2e-6);
zgradpulse(gzlvl3,gt3);
delay(200.0e-6);
dec2rgpulse(pwN,zero,0.0,0.0);
dcplr2phase(zero);
delay(1.34e-3 - SAPS_DELAY - 2.0*pw);
rgpulse(pw,one,0.0,0.0);
rgpulse(2.0*pw,zero,0.0,0.0);
rgpulse(pw,one,0.0,0.0);
delay( zeta - 1.34e-3 - 2.0*pw);
dec2rgpulse(2.0*pwN,zero,0.0,0.0);
decshaped_pulse(spchirp,pwchirp,zero,0.0,0.0);
delay(zeta -WFG_START_DELAY -pwchirp -WFG_STOP_DELAY -2.0e-6);
dec2rgpulse(pwN,zero,2.0e-6,0.0);
}
dec2phase(zero); decphase(t1);
decpower(d_c90);
delay(0.2e-6);
zgradpulse(gzlvl8,gt8);
delay(200.0e-6);
decrgpulse(pwc90,t1,2.0e-6,0.0);
/* t1 period for Co evolution begins */
if (fco180[A]=='n')
{
decpower(d_c180);
delay(tau1);
sim3shaped_pulse("",spca180,"",0.0,pwc180off,2.0*pwN,zero,zero,zero,4.0e-6,0.0);
decpower(d_c90);
delay(tau1);
}
else /* for checking sequence */
{
decpower(d_c180);
decrgpulse(pwc180on,zero,4.0e-6,0.0);
decpower(d_c90);
}
/* t1 period for Co evolution ends */
decrgpulse(pwc90,zero,4.0e-6,0.0);
decoffset(dof-(174-56)*dfrq); /* change Dec1 carrier to Ca (55 ppm) */
delay(0.2e-6);
zgradpulse(gzlvl4,gt4);
delay(150.0e-6);
/* Turn on D decoupling using the third decoupler */
dec3phase(one);
dec3power(pwDlvl);
dec3rgpulse(pwD,one,4.0e-6,0.0);
dec3phase(zero);
dec3power(dpwr3);
dec3unblank();
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
/* Turn on D decoupling */
decrgpulse(pwc90,t5,2.0e-6,0.0);
/* t2 period for Ca evolution begins */
if (fca180[A]=='n')
{
decphase(zero); dec2phase(zero);
decpower(d_c180);
delay(tau2);
sim3shaped_pulse("",spco180,"",0.0,pwc180off,2.0*pwN,zero,zero,zero,4.0e-6,0.0);
decpower(d_c90);
delay(tau2);
}
else /* for checking sequence */
{
decpower(d_c180);
decrgpulse(pwc180on,zero,4.0e-6,0.0);
decpower(d_c90);
}
/* t2 period for Ca evolution ends */
decrgpulse(pwc90,zero,4.0e-6,0.0);
/* Turn off D decoupling */
setstatus(DEC3ch, FALSE, 'c', FALSE, dmf3);
dec3blank();
dec3phase(three);
dec3power(pwDlvl);
dec3rgpulse(pwD,three,4.0e-6,0.0);
/* Turn off D decoupling */
decoffset(dof); /* set carrier back to Co */
decpower(d_chirp);
delay(0.2e-6);
zgradpulse(gzlvl9,gt9);
delay(150.0e-6);
/* t3 period begins */
dec2rgpulse(pwN,t2,2.0e-6,0.0);
dec2phase(t3);
delay(bigTN - tau3);
dec2rgpulse(2.0*pwN,t3,0.0,0.0);
decshaped_pulse(spchirp,pwchirp,zero,0.0,0.0);
txphase(zero);
dec2phase(t4);
delay(0.2e-6);
zgradpulse(gzlvl1,gt1);
delay(500.0e-6);
delay(bigTN - WFG_START_DELAY - pwchirp - WFG_STOP_DELAY
-gt1 -500.2e-6 -2.0*GRADIENT_DELAY);
delay(tau3);
sim3pulse(pw,0.0e-6,pwN,zero,zero,t4,0.0,0.0);
/* t3 period ends */
decpower(d_c90);
decrgpulse(pwc90,zero,4.0e-6,0.0);
decoffset(dof-(174-56)*dfrq);
decrgpulse(pwc90,zero,20.0e-6,0.0);
delay(0.2e-6);
zgradpulse(gzlvl6,gt6);
delay(2.0e-6);
dec2phase(zero);
delay(taub - POWER_DELAY - 4.0e-6 - pwc90 - 20.0e-6 - pwc90 - gt6 - 2.2e-6);
sim3pulse(2*pw,0.0e-6,2*pwN,zero,zero,zero,0.0,0.0);
decoffset(dof);
delay(0.2e-6);
zgradpulse(gzlvl6,gt6);
delay(200.0e-6);
txphase(one);
dec2phase(one);
delay(taub - gt6 - 200.2e-6);
sim3pulse(pw,0.0e-6,pwN,one,zero,one,0.0,0.0);
delay(0.2e-6);
zgradpulse(gzlvl7,gt7);
delay(2.0e-6);
txphase(zero);
dec2phase(zero);
delay(taub - gt7 - 2.2e-6);
sim3pulse(2*pw,0.0e-6,2*pwN,zero,zero,zero,0.0,0.0);
delay(0.2e-6);
zgradpulse(gzlvl7,gt7);
delay(200.0e-6);
delay(taub - gt7 - 200.2e-6);
sim3pulse(pw,0.0e-6,pwN,zero,zero,zero,0.0,0.0);
delay(gt2 +gstab -0.5*(pwN -pw) -2.0*pw/PI);
rgpulse(2*pw,zero,0.0,0.0);
delay(2.0e-6);
zgradpulse(icosel*gzlvl2,gt2);
decpower(dpwr);
dec2power(dpwr2);
delay(gstab -2.0e-6 -2.0*GRADIENT_DELAY -2.0*POWER_DELAY);
lk_sample();
/* BEGIN ACQUISITION */
status(C);
setreceiver(t6);
}
void pulsesequence()
{
/* DECLARE AND LOAD VARIABLES */
char f1180[MAXSTR], /* Flag to start t1 @ halfdwell */
f2180[MAXSTR], /* Flag to start t2 @ halfdwell */
mag_flg[MAXSTR], /* magic-angle coherence transfer gradients */
TROSY[MAXSTR]; /* To check for TROSY flag */
int icosel, /* used to get n and p type */
t1_counter, /* used for states tppi in t1 */
t2_counter, /* used for states tppi in t2 */
ni2 = getval("ni2");
double p_d,
rfd,
ncyc,
COmix = getval("COmix"),
p_trim,
rftrim,
tau1, /* t1 delay */
tau2, /* t2 delay */
timeTN = getval("timeTN"), /* constant time for 15N evolution */
kappa = 5.4e-3,
lambda = 2.4e-3,
pwClvl = getval("pwClvl"), /* coarse power for C13 pulse */
pwC = getval("pwC"), /* C13 90 degree pulse length at pwClvl */
rf0, /* maximum fine power when using pwC pulses */
/* the following pulse lengths for SLP pulses are automatically calculated */
/* by the macro "proteincal". SLP pulse shapes, "offC3" etc are called */
/* directly from your shapelib. */
pwC3 = getval("pwC3"), /*180 degree pulse at Ca(56ppm) null at CO(174ppm) */
pwC3a = getval("pwC3a"), /* pwC3a=pwC3, but not set to zero when pwC3=0 */
phshift3, /* phase shift induced on CO by pwC3 ("offC3") pulse */
pwZ, /* the largest of pwC3 and 2.0*pwN */
pwZ1, /* the largest of pwC3a and 2.0*pwN for 1D experiments */
pwC6 = getval("pwC6"), /* 90 degree selective sinc pulse on CO(174ppm) */
pwC8 = getval("pwC8"), /* 180 degree selective sinc pulse on CO(174ppm) */
rf3, /* fine power for the pwC3 ("offC3") pulse */
rf6, /* fine power for the pwC6 ("offC6") pulse */
rf8, /* fine power for the pwC8 ("offC8") pulse */
compH = getval("compH"), /* adjustment for C13 amplifier compression */
compC = getval("compC"), /* adjustment for C13 amplifier compression */
pwHs = getval("pwHs"), /* H1 90 degree pulse length at tpwrs */
tpwrsf = getval("tpwrsf"), /* fine power adjustment for flipback */
tpwrs, /* power for the pwHs ("H2Osinc") pulse */
pwHd, /* H1 90 degree pulse length at tpwrd */
tpwrd, /* rf for WALTZ decoupling */
waltzB1 = getval("waltzB1"), /* waltz16 field strength (in Hz) */
pwNlvl = getval("pwNlvl"), /* power for N15 pulses */
pwN = getval("pwN"), /* N15 90 degree pulse length at pwNlvl */
sw1 = getval("sw1"),
sw2 = getval("sw2"),
gt1 = getval("gt1"), /* coherence pathway gradients */
gzcal = getval("gzcal"), /* g/cm to DAC conversion factor */
gzlvl1 = getval("gzlvl1"),
gzlvl2 = getval("gzlvl2"),
gt0 = getval("gt0"), /* other gradients */
gt3 = getval("gt3"),
gt4 = getval("gt4"),
gt5 = getval("gt5"),
gstab = getval("gstab"),
gzlvl0 = getval("gzlvl0"),
gzlvl3 = getval("gzlvl3"),
gzlvl4 = getval("gzlvl4"),
gzlvl5 = getval("gzlvl5"),
gzlvl6 = getval("gzlvl6");
getstr("f1180",f1180);
getstr("f2180",f2180);
getstr("mag_flg",mag_flg);
getstr("TROSY",TROSY);
/* LOAD PHASE TABLE */
settable(t3,2,phi3);
settable(t4,1,phx);
settable(t5,4,phi5);
settable(t8,1,phx);
settable(t9,8,phi9);
settable(t10,1,phx);
settable(t11,1,phy);
settable(t12,4,rec);
/* INITIALIZE VARIABLES */
if( dpwrf < 4095 )
{ printf("reset dpwrf=4095 and recalibrate C13 90 degree pulse");
psg_abort(1); }
/* maximum fine power for pwC pulses */
rf0 = 4095.0;
/* 180 degree pulse on Ca, null at CO 118ppm away */
rf3 = (compC*4095.0*pwC*2.0)/pwC3a;
rf3 = (int) (rf3 + 0.5);
/* the pwC3 pulse at the middle of t1 */
if ((ni2 > 0.0) && (ni == 1.0)) ni = 0.0;
if (pwC3a > 2.0*pwN) pwZ = pwC3a; else pwZ = 2.0*pwN;
if ((pwC3==0.0) && (pwC3a>2.0*pwN)) pwZ1=pwC3a-2.0*pwN; else pwZ1=0.0;
if ( ni > 1 ) pwC3 = pwC3a;
if ( pwC3 > 0 ) phshift3 = 48.0;
else phshift3 = 0.0;
/* 90 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf6 = (compC*4095.0*pwC*1.69)/pwC6; /* needs 1.69 times more */
rf6 = (int) (rf6 + 0.5); /* power than a square pulse */
/* 180 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf8 = (compC*4095.0*pwC*2.0*1.65)/pwC8; /* needs 1.65 times more */
rf8 = (int) (rf8 + 0.5); /* power than a square pulse */
/* selective H20 one-lobe sinc pulse */
tpwrs = tpwr - 20.0*log10(pwHs/(compH*pw*1.69)); /* needs 1.69 times more */
tpwrs = (int) (tpwrs); /* power than a square pulse */
/* power level and pulse time for WALTZ 1H decoupling */
pwHd = 1/(4.0 * waltzB1) ;
tpwrd = tpwr - 20.0*log10(pwHd/(compH*pw));
tpwrd = (int) (tpwrd + 0.5);
/* dipsi-3 decoupling on COCO */
p_trim = 1/(4*5000*(sfrq/600.0)); /* 5 kHz trim pulse at 600MHz as per Bax */
p_d = (5.0)/(9.0*4.0*2800.0*(sfrq/600.0)); /* 2.8 kHz DIPSI-3 at 600MHz as per Bax*/
rftrim = (compC*4095.0*pwC)/p_trim;
rftrim = (int)(rftrim+0.5);
rfd = (compC*4095.0*pwC*5.0)/(p_d*9.0);
rfd = (int) (rfd + 0.5);
ncyc = ((COmix - 0.002)/51.8/4/p_d);
ncyc = (int) (ncyc + 0.5);
initval(ncyc,v9);
/* CHECK VALIDITY OF PARAMETER RANGES */
if ( 0.5*ni2*1/(sw2) > timeTN - WFG3_START_DELAY)
{ printf(" ni2 is too big. Make ni2 equal to %d or less.\n",
((int)((timeTN - WFG3_START_DELAY)*2.0*sw2))); psg_abort(1);}
if ( dm[A] == 'y' || dm[B] == 'y' || dm[C] == 'y' )
{ printf("incorrect dec1 decoupler flags! Should be 'nnn' "); psg_abort(1);}
if ( dm2[A] == 'y' || dm2[B] == 'y' )
{ printf("incorrect dec2 decoupler flags! Should be 'nny' "); psg_abort(1);}
if ( dpwr2 > 50 )
{ printf("dpwr2 too large! recheck value "); psg_abort(1);}
if ( pw > 50.0e-6 )
{ printf(" pw too long ! recheck value "); psg_abort(1);}
if ( (pwN > 100.0e-6) && (ni>1 || ni2>1))
{ printf(" pwN too long! recheck value "); psg_abort(1);}
if ( TROSY[A] == 'y')
{ printf(" TROSY option is not implemented"); psg_abort(1);}
/* PHASES AND INCREMENTED TIMES */
/* Phase incrementation for hypercomplex 2D data, States-Haberkorn element */
if (phase1 == 2) tsadd(t3,1,4);
if (phase2 == 2)
{tsadd(t10,2,4); icosel = +1;}
else
icosel = -1;
/* Set up f1180 */
tau1 = d2;
if((f1180[A] == 'y') && (ni > 1.0))
{ tau1 += ( 1.0 / (2.0*sw1) ); if(tau1 < 0.2e-6) tau1 = 0.0; }
/* Set up f2180 */
tau2 = d3;
if((f2180[A] == 'y') && (ni2 > 1.0))
{ tau2 += ( 1.0 / (2.0*sw2) ); if(tau2 < 0.2e-6) tau2 = 0.0; }
tau2 = tau2/2.0;
/* Calculate modifications to phases for States-TPPI acquisition */
if( ix == 1) d2_init = d2;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5 );
if(t1_counter % 2)
{ tsadd(t3,2,4); tsadd(t12,2,4); }
if( ix == 1) d3_init = d3;
t2_counter = (int) ( (d3-d3_init)*sw2 + 0.5 );
if(t2_counter % 2)
{ tsadd(t8,2,4); tsadd(t12,2,4); }
/* BEGIN PULSE SEQUENCE */
status(A);
delay(d1);
rcvroff();
obspower(tpwr);
decpower(pwClvl);
dec2power(pwNlvl);
decpwrf(rf0);
obsoffset(tof);
txphase(zero);
delay(1.0e-5);
dec2rgpulse(pwN, zero, 0.0, 0.0); /*destroy N15 and C13 magnetization*/
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(gzlvl0, 0.5e-3);
delay(1.0e-4);
dec2rgpulse(pwN, one, 0.0, 0.0);
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(0.7*gzlvl0, 0.5e-3);
delay(5.0e-4);
rgpulse(pw,zero,0.0,0.0); /* 1H pulse excitation */
dec2phase(zero);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
txphase(one);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
rgpulse(pw, one, 0.0, 0.0);
txphase(zero);
if (tpwrsf<4095.0) {obspower(tpwrs+6.0); obspwrf(tpwrsf);}
else obspower(tpwrs);
shaped_pulse("H2Osinc", pwHs, zero, 5.0e-4, 0.0);
obspower(tpwrd); obspwrf(4095.0);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
dec2rgpulse(pwN, zero, 0.0, 0.0);
txphase(one);
delay(kappa - pwHd - 2.0e-6 - PRG_START_DELAY);
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0); /* PRG_START_DELAY */
xmtron();
decphase(zero);
dec2phase(zero);
decpwrf(rf8);
delay(timeTN - kappa - WFG3_START_DELAY);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC8", "", 0.0, pwC8, 2.0*pwN, zero, zero, zero,
0.0, 0.0);
decphase(t3);
decpwrf(rf6);
delay(timeTN);
dec2rgpulse(pwN, zero, 0.0, 0.0);
xmtroff();
obsprgoff();
rgpulse(pwHd,three,2.0e-6,0.0);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
/***************************************************************/
/* The sequence is different from here with respect to ghn_co **/
/***************************************************************/
rgpulse(pwHd,one,2.0e-6,0.0); /* H1 decoupler is turned on */
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0);
xmtron();
decshaped_pulse("offC6", pwC6, t3, 0.0, 0.0);
decphase(zero);
/* Refocus CO, evolve CO, spinlock CO and defocus CO */
delay(timeTN - tau1/2 - 0.6*pwC6 - WFG3_START_DELAY);
decpwrf(rf8);
sim3shaped_pulse("", "offC8","",0.0,pwC8, 2.0*pwN, zero,zero,zero,0.0,0.0);
decpwrf(rf3);
delay(timeTN - WFG3_STOP_DELAY - WFG_START_DELAY - pwC3a/2);
decshaped_pulse("offC3",pwC3a,zero,0.0,0.0);
if (tau1 > 0)
delay(tau1/2 - WFG_STOP_DELAY - pwC3a/2 - 2.0e-6);
else
delay(tau1/2);
/*******DO SPINLOCK ********/
decpwrf(rftrim);
decrgpulse(0.002,zero,2.0e-6,0.0);
decpwrf(rfd);
starthardloop(v9);
decrgpulse(6.4*p_d,zero,0.0,0.0);
decrgpulse(8.2*p_d,two,0.0,0.0);
decrgpulse(5.8*p_d,zero,0.0,0.0);
decrgpulse(5.7*p_d,two,0.0,0.0);
decrgpulse(0.6*p_d,zero,0.0,0.0);
decrgpulse(4.9*p_d,two,0.0,0.0);
decrgpulse(7.5*p_d,zero,0.0,0.0);
decrgpulse(5.3*p_d,two,0.0,0.0);
decrgpulse(7.4*p_d,zero,0.0,0.0);
decrgpulse(6.4*p_d,two,0.0,0.0);
decrgpulse(8.2*p_d,zero,0.0,0.0);
decrgpulse(5.8*p_d,two,0.0,0.0);
decrgpulse(5.7*p_d,zero,0.0,0.0);
decrgpulse(0.6*p_d,two,0.0,0.0);
decrgpulse(4.9*p_d,zero,0.0,0.0);
decrgpulse(7.5*p_d,two,0.0,0.0);
decrgpulse(5.3*p_d,zero,0.0,0.0);
decrgpulse(7.4*p_d,two,0.0,0.0);
decrgpulse(6.4*p_d,two,0.0,0.0);
decrgpulse(8.2*p_d,zero,0.0,0.0);
decrgpulse(5.8*p_d,two,0.0,0.0);
decrgpulse(5.7*p_d,zero,0.0,0.0);
decrgpulse(0.6*p_d,two,0.0,0.0);
decrgpulse(4.9*p_d,zero,0.0,0.0);
decrgpulse(7.5*p_d,two,0.0,0.0);
decrgpulse(5.3*p_d,zero,0.0,0.0);
decrgpulse(7.4*p_d,two,0.0,0.0);
decrgpulse(6.4*p_d,zero,0.0,0.0);
decrgpulse(8.2*p_d,two,0.0,0.0);
decrgpulse(5.8*p_d,zero,0.0,0.0);
decrgpulse(5.7*p_d,two,0.0,0.0);
decrgpulse(0.6*p_d,zero,0.0,0.0);
decrgpulse(4.9*p_d,two,0.0,0.0);
decrgpulse(7.5*p_d,zero,0.0,0.0);
decrgpulse(5.3*p_d,two,0.0,0.0);
decrgpulse(7.4*p_d,zero,0.0,0.0);
endhardloop();
decpwrf(4095.0);
/* End of spinlock */
delay(timeTN - WFG3_START_DELAY);
decpwrf(rf8);
sim3shaped_pulse("","offC8","",0.0,pwC8,2*pwN,zero,zero,zero,0.0,0.0);
decpwrf(rf6);
delay(timeTN - WFG3_STOP_DELAY);
/***************************************************************/
/* The sequence is same as ghn_co from this point ********/
/***************************************************************/
decshaped_pulse("offC6", pwC6, t5, 0.0, 0.0);
/* xxxxxxxxxxxxxxxxxx OPTIONS FOR N15 EVOLUTION xxxxxxxxxxxxxxxxxxxxx */
dec2phase(t8);
zgradpulse(gzlvl4, gt4);
txphase(one);
dcplrphase(zero);
delay(2.0e-4);
dec2rgpulse(pwN, t8, 0.0, 0.0);
decphase(zero);
dec2phase(t9);
decpwrf(rf8);
delay(timeTN - WFG3_START_DELAY - tau2);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC8", "", 0.0, pwC8, 2.0*pwN, zero, zero, t9, 0.0, 0.0);
dec2phase(t10);
decpwrf(rf3);
if (tau2 > kappa)
{
delay(timeTN - pwC3a - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3a, zero, 0.0, 0.0);
delay(tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else if (tau2 > (kappa - pwC3a - WFG_START_DELAY))
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3a, zero, 0.0, 0.0);
delay(kappa -pwC3a -WFG_START_DELAY -gt1 -2.0*GRADIENT_DELAY -1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else if (tau2 > gt1 + 2.0*GRADIENT_DELAY + 1.0e-4)
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa - tau2 - pwC3a - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3a, zero, 0.0, 0.0);
delay(tau2 - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa-tau2-pwC3a-WFG_START_DELAY-gt1-2.0*GRADIENT_DELAY-1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3a, zero, 0.0, 0.0);
delay(tau2);
}
/* xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx */
sim3pulse(pw, 0.0, pwN, t4, zero, t10, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl5, gt5);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl5, gt5);
txphase(one);
dec2phase(t11);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(pw, 0.0, pwN, one, zero, t11, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl6, gt5);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
dec2phase(t10);
zgradpulse(gzlvl6, gt5);
delay(lambda - 0.65*pwN - gt5);
rgpulse(pw, zero, 0.0, 0.0);
delay((gt1/10.0) + 1.0e-4 +gstab - 0.5*pw + 2.0*GRADIENT_DELAY + POWER_DELAY);
rgpulse(2.0*pw, zero, 0.0,0.0);
dec2power(dpwr2); /* POWER_DELAY */
if (mag_flg[A] == 'y') magradpulse(icosel*gzcal*gzlvl2, gt1/10.0);
else zgradpulse(icosel*gzlvl2, gt1/10.0); /* 2.0*GRADIENT_DELAY */
delay(gstab);
rcvron();
statusdelay(C,1.0e-4);
setreceiver(t12);
}
pulsesequence()
{
/* DECLARE AND LOAD VARIABLES */
char f1180[MAXSTR], /* Flag to start t1 @ halfdwell */
f2180[MAXSTR], /* Flag to start t2 @ halfdwell */
mag_flg[MAXSTR], /* magic-angle coherence transfer gradients */
SCT[MAXSTR], /* Semi-constant time flag for N-15 evolution */
CT_c[MAXSTR], /* Constant time flag for C-13 evolution */
TROSY[MAXSTR]; /* do TROSY on N15 and H1 */
int icosel, /* used to get n and p type */
t1_counter, /* used for states tppi in t1 */
t2_counter, /* used for states tppi in t2 */
PRexp, /* projection-reconstruction flag */
ni2 = getval("ni2");
double tau1, /* t1 delay */
tau2, /* t2 delay */
tauC = getval("tauC"), /* delay for CO to Ca evolution */
timeTN = getval("timeTN"), /* constant time for 15N evolution */
timeTC = getval("timeTC"), /* constant time for 13C evolution */
t2a=0.0, t2b=0.0, halfT2=0.0, CTdelay=0.0,
kappa = 5.4e-3,
lambda = 2.4e-3,
pwClvl = getval("pwClvl"), /* coarse power for C13 pulse */
pwC = getval("pwC"), /* C13 90 degree pulse length at pwClvl */
rf0, /* maximum fine power when using pwC pulses */
/* 90 degree pulse at Ca (56ppm), first off-resonance null at CO (174ppm) */
pwC1, /* 90 degree pulse length on C13 at rf1 */
rf1, /* fine power for 4.7 kHz rf for 600MHz magnet */
/* 180 degree pulse at Ca (56ppm), first off-resonance null at CO(174ppm) */
pwC2, /* 180 degree pulse length at rf2 */
rf2, /* fine power for 10.5 kHz rf for 600MHz magnet */
/* the following pulse lengths for SLP pulses are automatically calculated */
/* by the macro "proteincal". SLP pulse shapes, "offC6" etc are called */
/* directly from your shapelib. */
pwC3 = getval("pwC3"), /*180 degree pulse at Ca(56ppm) null at CO(174ppm) */
pwC6 = getval("pwC6"), /* 90 degree selective sinc pulse on CO(174ppm) */
pwC8 = getval("pwC8"), /* 180 degree selective sinc pulse on CO(174ppm) */
pwC9 = getval("pwC9"), /* 180 degree selective sinc pulse on CO(174ppm) */
phshift9, /* phase shift induced on Ca by pwC9 ("offC9") pulse */
pwZ, /* the largest of pwC9 and 2.0*pwN */
pwZ1, /* the larger of pwC8 and 2.0*pwN for 1D experiments */
rf3, /* fine power for the pwC3 ("offC3") pulse */
rf6, /* fine power for the pwC6 ("offC6") pulse */
rf8, /* fine power for the pwC8 ("offC8") pulse */
rf9, /* fine power for the pwC9 ("offC9") pulse */
dofCO, /* channel 2 offset for most CO pulses */
compH = getval("compH"), /* adjustment for C13 amplifier compression */
compC = getval("compC"), /* adjustment for C13 amplifier compression */
pwHs = getval("pwHs"), /* H1 90 degree pulse length at tpwrs */
tpwrsf = getval("tpwrsf"), /* fine power adjustment for flipback */
tpwrs, /* power for the pwHs ("H2Osinc") pulse */
csa, sna,
pra = M_PI*getval("pra")/180.0,
pwHd, /* H1 90 degree pulse length at tpwrd */
tpwrd, /* rf for WALTZ decoupling */
waltzB1 = getval("waltzB1"), /* waltz16 field strength (in Hz) */
pwNlvl = getval("pwNlvl"), /* power for N15 pulses */
pwN = getval("pwN"), /* N15 90 degree pulse length at pwNlvl */
sw1 = getval("sw1"),
sw2 = getval("sw2"),
gt1 = getval("gt1"), /* coherence pathway gradients */
gzcal = getval("gzcal"), /* g/cm to DAC conversion factor */
gzlvl1 = getval("gzlvl1"),
gzlvl2 = getval("gzlvl2"),
gt0 = getval("gt0"), /* other gradients */
gt3 = getval("gt3"),
gt4 = getval("gt4"),
gt5 = getval("gt5"),
gt7 = getval("gt7"),
gt9 = getval("gt9"),
gt10 = getval("gt10"),
gstab = getval("gstab"),
gzlvl0 = getval("gzlvl0"),
gzlvl3 = getval("gzlvl3"),
gzlvl4 = getval("gzlvl4"),
gzlvl5 = getval("gzlvl5"),
gzlvl6 = getval("gzlvl6"),
gzlvl7 = getval("gzlvl7"),
gzlvl8 = getval("gzlvl8"),
gzlvl9 = getval("gzlvl9"),
gzlvl10 = getval("gzlvl10");
getstr("f1180",f1180);
getstr("f2180",f2180);
getstr("mag_flg",mag_flg);
getstr("SCT",SCT);
getstr("CT_c",CT_c);
getstr("TROSY",TROSY);
/* LOAD PHASE TABLE */
settable(t3,2,phi3);
settable(t4,1,phx);
settable(t5,4,phi5);
if (TROSY[A]=='y')
{settable(t8,1,phy);
settable(t9,1,phx);
settable(t10,1,phy);
settable(t11,1,phx);
settable(t12,4,recT);}
else
{settable(t8,1,phx);
settable(t9,8,phi9);
settable(t10,1,phx);
settable(t11,1,phy);
settable(t12,4,rec);}
/* INITIALIZE VARIABLES */
if( dpwrf < 4095 )
{ printf("reset dpwrf=4095 and recalibrate C13 90 degree pulse");
psg_abort(1); }
/* offset during CO pulses, except for t1 evolution period */
dofCO = dof + 118.0*dfrq;
/* maximum fine power for pwC pulses */
rf0 = 4095.0;
/* 90 degree pulse on Ca, null at CO 118ppm away */
pwC1 = sqrt(15.0)/(4.0*118.0*dfrq);
rf1 = 4095.0*(compC*pwC)/pwC1;
rf1 = (int) (rf1 + 0.5);
/* 180 degree pulse on Ca, null at CO 118ppm away */
pwC2 = sqrt(3.0)/(2.0*118.0*dfrq);
rf2 = (compC*4095.0*pwC*2.0)/pwC2;
rf2 = (int) (rf2 + 0.5);
if( rf2 > 4095.0 )
{ printf("increase pwClvl so that C13 90 < 24us*(600/sfrq)"); psg_abort(1);}
/* 180 degree pulse on Ca, null at CO 118ppm away */
rf3 = (compC*4095.0*pwC*2.0)/pwC3;
rf3 = (int) (rf3 + 0.5);
/* 90 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf6 = (compC*4095.0*pwC*1.69)/pwC6; /* needs 1.69 times more */
rf6 = (int) (rf6 + 0.5); /* power than a square pulse */
/* 180 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf8 = (compC*4095.0*pwC*2.0*1.65)/pwC8; /* needs 1.65 times more */
rf8 = (int) (rf8 + 0.5); /* power than a square pulse */
/* 180 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf9 = (compC*4095.0*pwC*2.0*1.65)/pwC8; /* needs 1.65 times more */
rf9 = (int) (rf9 + 0.5); /* power than a square pulse */
/* the pwC9 pulse at the middle of t1 */
if ((ni2 > 0.0) && (ni == 1.0)) ni = 0.0;
if (pwC8 > 2.0*pwN) pwZ = pwC8; else pwZ = 2.0*pwN;
if ((pwC9==0.0) && (pwC8>2.0*pwN)) pwZ1=pwC8-2.0*pwN; else pwZ1=0.0;
if ( ni > 1 ) pwC9 = pwC8;
if ( pwC9 > 0 ) phshift9 = 140.0;
else phshift9 = 0.0;
/* selective H20 one-lobe sinc pulse */
tpwrs = tpwr - 20.0*log10(pwHs/(compH*pw*1.69)); /* needs 1.69 times more */
tpwrs = (int) (tpwrs); /* power than a square pulse */
/* power level and pulse time for WALTZ 1H decoupling */
pwHd = 1/(4.0 * waltzB1) ; /* 7.5 kHz rf */
tpwrd = tpwr - 20.0*log10(pwHd/(compH*pw));
tpwrd = (int) (tpwrd + 0.5);
/* set up Projection-Reconstruction experiment */
tau1 = d2; tau2 = d3;
PRexp=0; csa = 1.0; sna = 0.0;
if((pra > 0.0) && (pra < 90.0)) /* PR experiments */
{
PRexp = 1;
csa = cos(pra);
sna = sin(pra);
tau1 = d2*csa;
tau2 = d2*sna;
}
/* CHECK VALIDITY OF PARAMETER RANGES */
if(SCT[A] == 'n')
{
if (PRexp)
{
if( 0.5*ni*sna/sw1 > timeTN - WFG3_START_DELAY)
{ printf(" ni is too big. Make ni equal to %d or less.\n",
((int)((timeTN - WFG3_START_DELAY)*2.0*sw1/sna))); psg_abort(1);}
}
else
{
if ( 0.5*ni2*1/(sw2) > timeTN - WFG3_START_DELAY)
{ printf(" ni2 is too big. Make ni2 equal to %d or less.\n",
((int)((timeTN - WFG3_START_DELAY)*2.0*sw2))); psg_abort(1);}
}
}
if(CT_c[A] == 'y')
{
if ( 0.5*ni*csa/sw1 > timeTC)
{ printf(" ni is too big. Make ni less than %d or less.\n",
((int)(timeTC*2.0*sw1/csa - 4e-6 - SAPS_DELAY))); psg_abort(1);}
}
if ( tauC < (gt7+1.0e-4+0.5*10.933*pwC)) gt7=(tauC-1.0e-4-0.5*10.933*pwC);
if ( dm[A] == 'y' || dm[B] == 'y' || dm[C] == 'y' )
{ printf("incorrect dec1 decoupler flags! Should be 'nnn' "); psg_abort(1);}
if ( dm2[A] == 'y' || dm2[B] == 'y' )
{ printf("incorrect dec2 decoupler flags! Should be 'nny' "); psg_abort(1);}
if ( dm3[A] == 'y' || dm3[C] == 'y' )
{ printf("incorrect dec3 decoupler flags! Should be 'nyn' or 'nnn' ");
psg_abort(1);}
if ( dpwr2 > 50 )
{ printf("dpwr2 too large! recheck value "); psg_abort(1);}
if ( pw > 20.0e-6 )
{ printf(" pw too long ! recheck value "); psg_abort(1);}
if ( pwN > 100.0e-6 )
{ printf(" pwN too long! recheck value "); psg_abort(1);}
if ( TROSY[A]=='y' && dm2[C] == 'y')
{ text_error("Choose either TROSY='n' or dm2='n' ! "); psg_abort(1);}
/* PHASES AND INCREMENTED TIMES */
/* Phase incrementation for hypercomplex 2D data, States-Haberkorn element */
if (phase1 == 2) tsadd(t3,1,4);
if (TROSY[A]=='y')
{ if (phase2 == 2) icosel = +1;
else {tsadd(t4,2,4); tsadd(t10,2,4); icosel = -1;}
}
else { if (phase2 == 2) {tsadd(t10,2,4); icosel = +1;}
else icosel = -1;
}
/* Calculate modifications to phases for States-TPPI acquisition */
if( ix == 1) d2_init = d2;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5 );
if(t1_counter % 2)
{ tsadd(t3,2,4); tsadd(t12,2,4); }
if( ix == 1) d3_init = d3;
t2_counter = (int) ( (d3-d3_init)*sw2 + 0.5 );
if(t2_counter % 2)
{ tsadd(t8,2,4); tsadd(t12,2,4); }
/* Set up CONSTANT/SEMI-CONSTANT time evolution in N15 */
halfT2 = 0.0;
CTdelay = timeTN + pwC8 + WFG_START_DELAY - SAPS_DELAY;
if(ni>1)
{
if(f1180[A] == 'y') /* Set up f1180 */
tau1 += 0.5*csa/sw1; /* if not PRexp then csa = 1.0 */
if(PRexp)
{
halfT2 = 0.5*(ni-1)/sw1; /* ni2 is not defined */
if(f1180[A] == 'y')
{ tau2 += 0.5*sna/sw1; halfT2 += 0.25*sna/sw1; }
t2b = (double) t1_counter*((halfT2 - CTdelay)/((double)(ni-1)));
}
}
if (ni2>1)
{
halfT2 = 0.5*(ni2-1)/sw2;
if(f2180[A] == 'y') /* Set up f2180 */
{ tau2 += 0.5/sw2; halfT2 += 0.25/sw2; }
t2b = (double) t2_counter*((halfT2 - CTdelay)/((double)(ni2-1)));
}
tau1 = tau1/2.0;
tau2 = tau2/2.0;
if(tau1 < 0.2e-6) tau1 = 0.0;
if(tau2 < 0.2e-6) tau2 = 0.0;
if(t2b < 0.0) t2b = 0.0;
t2a = CTdelay - tau2 + t2b;
if(t2a < 0.2e-6) t2a = 0.0;
/* uncomment these lines to check t2a and t2b
printf("%d: t2a = %.12f", t2_counter,t2a);
printf(" ; t2b = %.12f\n", t2b);
*/
/* BEGIN PULSE SEQUENCE */
status(A);
delay(d1);
if ( dm3[B] == 'y' )
{ lk_hold(); lk_sampling_off();} /*freezes z0 correction, stops lock pulsing*/
rcvroff();
obspower(tpwr);
decpower(pwClvl);
dec2power(pwNlvl);
decpwrf(rf0);
obsoffset(tof);
decoffset(dofCO);
txphase(zero);
delay(1.0e-5);
if (TROSY[A] == 'n')
dec2rgpulse(pwN, zero, 0.0, 0.0); /*destroy N15 and C13 magnetization*/
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(-gzlvl0, 0.5e-3);
delay(1.0e-4);
if (TROSY[A] == 'n')
dec2rgpulse(pwN, one, 0.0, 0.0);
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(-0.7*gzlvl0, 0.5e-3);
delay(5.0e-4);
rgpulse(pw, zero, 0.0, 0.0); /* 1H pulse excitation */
dec2phase(zero);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
txphase(one);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
rgpulse(pw, one, 0.0, 0.0);
if (tpwrsf < 4095.0)
{obspwrf(tpwrsf);
obspower(tpwrs+6.0);} /* increases tpwrs by 6dB, now need */
else
obspower(tpwrs);
/* tpwrsf to be ~ 2048 for equivalence */
if (TROSY[A]=='y')
{txphase(two);
shaped_pulse("H2Osinc", pwHs, two, 5.0e-4, 0.0);
obspower(tpwr); obspwrf(4095.0);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
dec2rgpulse(pwN, zero, 0.0, 0.0);
delay(0.5*kappa - 2.0*pw);
rgpulse(2.0*pw, two, 0.0, 0.0);
obspower(tpwrd); /* POWER_DELAY */
decphase(zero);
dec2phase(zero);
decpwrf(rf8);
delay(timeTN -0.5*kappa - POWER_DELAY - WFG3_START_DELAY);
}
else
{txphase(zero);
if (tpwrsf < 4095.0)
{obspwrf(tpwrsf);
obspower(tpwrs+6.0);} /* increases tpwrs by 6dB, now need */
else
obspower(tpwrs);
/* tpwrsf to be ~ 2048 for equivalence */
shaped_pulse("H2Osinc",pwHs,zero,5.0e-4,0.0);
obspower(tpwrd); obspwrf(4095.0);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
dec2rgpulse(pwN, zero, 0.0, 0.0);
txphase(one);
delay(kappa - pwHd - 2.0e-6 - PRG_START_DELAY);
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0); /* PRG_START_DELAY */
xmtron();
decphase(zero);
dec2phase(zero);
decpwrf(rf8);
delay(timeTN - kappa - WFG3_START_DELAY);
}
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC8", "", 0.0, pwC8, 2.0*pwN, zero, zero, zero,
0.0, 0.0);
decphase(zero);
decpwrf(rf6);
delay(timeTN);
dec2rgpulse(pwN, zero, 0.0, 0.0);
if (TROSY[A]=='n')
{xmtroff();
obsprgoff();
rgpulse(pwHd,three,2.0e-6,0.0);}
zgradpulse(-gzlvl3, gt3);
delay(2.0e-4);
decshaped_pulse("offC6", pwC6, zero, 0.0, 0.0);
zgradpulse(-gzlvl7, gt7);
decpwrf(rf0);
decphase(zero);
delay(tauC - gt7 - 0.5*10.933*pwC);
decrgpulse(pwC*158.0/90.0, zero, 0.0, 0.0);
decrgpulse(pwC*171.2/90.0, two, 0.0, 0.0);
decrgpulse(pwC*342.8/90.0, zero, 0.0, 0.0); /* Shaka 6 composite */
decrgpulse(pwC*145.5/90.0, two, 0.0, 0.0);
decrgpulse(pwC*81.2/90.0, zero, 0.0, 0.0);
decrgpulse(pwC*85.3/90.0, two, 0.0, 0.0);
zgradpulse(-gzlvl7, gt7);
decpwrf(rf6);
decphase(one);
txphase(one);
delay(tauC - gt7 - 0.5*10.933*pwC - WFG_START_DELAY);
/* WFG_START_DELAY */
decshaped_pulse("offC6", pwC6, one, 0.0, 0.0);
decoffset(dof);
zgradpulse(-gzlvl9, gt9);
decpwrf(rf1);
decphase(t3);
delay(2.0e-4);
if ( dm3[B] == 'y' ) /* begins optional 2H decoupling */
{
dec3rgpulse(1/dmf3,one,10.0e-6,2.0e-6);
dec3unblank();
dec3phase(zero);
delay(2.0e-6);
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
}
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0);
xmtron();
decrgpulse(pwC1, t3, 0.0, 0.0);
decphase(zero);
/* xxxxxxxxxxxxxxxxxxxxxx 13Ca EVOLUTION xxxxxxxxxxxxxxxxxx */
if (ni==1.0) /* special 1D check of pwC9 phase enabled when ni=1 */
{
decpwrf(rf9);
delay(10.0e-6 + SAPS_DELAY + 0.5*pwZ1);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC9", "", 0.0, pwC9, 2.0*pwN, zero, zero, zero,
2.0e-6, 0.0);
initval(phshift9, v9);
decstepsize(1.0);
dcplrphase(v9); /* SAPS_DELAY */
delay(10.0e-6 + WFG3_START_DELAY + 0.5*pwZ1);
}
else if(CT_c[A] == 'y') /* xxxxxxx 13Ca Constant Time EVOLUTION xxxxxxxx */
{
decpwrf(rf9);
if(tau1 - 2.0*pwC1/PI - WFG_START_DELAY -POWER_DELAY > 0.0) {
delay(tau1 -2.0*pwC1/PI -POWER_DELAY -WFG_START_DELAY);
sim3shaped_pulse("","offC9","",0.0,pwC8, 2.0*pwN, zero, zero, zero,
0.0, 0.0);
}
else
sim3shaped_pulse("","offC9","",0.0,pwC8, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
delay(timeTC- 2.0e-6 -WFG_STOP_DELAY-POWER_DELAY);
decpwrf(rf2);
decrgpulse(pwC2, zero, 2.0e-6, 2.0e-6); /* 13Ca 180 degree pulse */
delay(timeTC-tau1- 4.0e-6 -SAPS_DELAY);
phshift9 = 230.0; /* = 320-90 - correction for -90 degree phase shift in F1 */
initval(phshift9, v9);
decstepsize(1.0);
dcplrphase(v9); /* SAPS_DELAY */
}
else /* xxxxxxx 13Ca Conventional EVOLUTION xxxxxxxxx */
{
if ((ni>1.0) && (tau1>0.0)) /* total 13C evolution equals d2 exactly */
{ /* 2.0*pwC1/PI compensates for evolution at 64% rate during pwC1 */
decpwrf(rf9);
if(tau1 - 2.0*pwC1/PI - WFG3_START_DELAY - 0.5*pwZ > 0.0)
{
delay(tau1 - 2.0*pwC1/PI - WFG3_START_DELAY - 0.5*pwZ);
sim3shaped_pulse("", "offC9", "", 0.0, pwC8, 2.0*pwN, zero, zero, zero,
0.0, 0.0);
initval(phshift9, v9);
decstepsize(1.0);
dcplrphase(v9); /* SAPS_DELAY */
delay(tau1 - 2.0*pwC1/PI - SAPS_DELAY - 0.5*pwZ - 2.0e-6);
}
else
{
initval(180.0, v9);
decstepsize(1.0);
dcplrphase(v9); /* SAPS_DELAY */
delay(2.0*tau1 - 4.0*pwC1/PI - SAPS_DELAY - 2.0e-6);
}
}
else /* 13Ca evolution refocused for 1st increment */
{
decpwrf(rf2);
delay(10.0e-6);
decrgpulse(pwC2, zero, 2.0e-6, 0.0);
delay(10.0e-6);
}
}
decphase(t5);
decpwrf(rf1);
decrgpulse(pwC1, t5, 2.0e-6, 0.0);
/* xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx */
xmtroff();
obsprgoff();
rgpulse(pwHd,three,2.0e-6,0.0);
decoffset(dofCO);
decpwrf(rf6);
decphase(one);
if ( dm3[B] == 'y' ) /* turns off 2H decoupling */
{
setstatus(DEC3ch, FALSE, 'c', FALSE, dmf3);
dec3rgpulse(1/dmf3,three,2.0e-6,2.0e-6);
dec3blank();
lk_autotrig(); /* resumes lock pulsing */
}
zgradpulse(gzlvl10, gt10);
delay(2.0e-4);
decshaped_pulse("offC6", pwC6, one, 0.0, 0.0);
zgradpulse(gzlvl8, gt7);
decpwrf(rf0);
decphase(zero);
delay(tauC - gt7 - 0.5*10.933*pwC);
decrgpulse(pwC*158.0/90.0, zero, 0.0, 0.0);
decrgpulse(pwC*171.2/90.0, two, 0.0, 0.0);
decrgpulse(pwC*342.8/90.0, zero, 0.0, 0.0); /* Shaka 6 composite */
decrgpulse(pwC*145.5/90.0, two, 0.0, 0.0);
decrgpulse(pwC*81.2/90.0, zero, 0.0, 0.0);
decrgpulse(pwC*85.3/90.0, two, 0.0, 0.0);
zgradpulse(gzlvl8, gt7);
decpwrf(rf6);
decphase(zero);
delay(tauC - gt7 - 0.5*10.933*pwC - WFG_START_DELAY);
/* WFG_START_DELAY */
decshaped_pulse("offC6", pwC6, zero, 0.0, 0.0);
/* xxxxxxxxxxxxxxxxxx OPTIONS FOR N15 EVOLUTION xxxxxxxxxxxxxxxxxxxxx */
zgradpulse(gzlvl4, gt4);
txphase(one);
decphase(zero);
decpwrf(rf8);
dcplrphase(zero);
dec2phase(t8);
delay(2.0e-4);
if (TROSY[A]=='n')
{rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0);
xmtron();}
dec2rgpulse(pwN, t8, 0.0, 0.0); /* N15 EVOLUTION BEGINS HERE */
dec2phase(t9);
if(SCT[A] == 'y')
{
delay(t2a);
dec2rgpulse(2.0*pwN, t9, 0.0, 0.0);
delay(t2b);
decshaped_pulse("offC8", pwC8, zero, 0.0, 0.0); /* WFG_START_DELAY */
}
else
{
delay(timeTN - WFG3_START_DELAY - tau2); /* WFG3_START_DELAY */
sim3shaped_pulse("", "offC8", "", 0.0, pwC8, 2.0*pwN, zero, zero, t9,
0.0, 0.0);
}
dec2phase(t10);
decpwrf(rf3);
if (TROSY[A]=='y')
{ if (tau2 > gt1 + 2.0*GRADIENT_DELAY + 1.5e-4 + pwHs)
{
txphase(three);
delay(timeTN - pwC3 - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3, zero, 0.0, 0.0);
delay(tau2 - gt1 - 2.0*GRADIENT_DELAY - 1.5e-4 - pwHs);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwrs); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
if (tpwrsf < 4095.0)
{obspwrf(tpwrsf);
obspower(tpwrs+6.0);} /* increases tpwrs by 6dB, now need */
else
obspower(tpwrs);
/* tpwrsf to be ~ 2048 for equivalence */
shaped_pulse("H2Osinc", pwHs, three, 0.0, 0.0);
obspower(tpwr); obspwrf(4095.0);
txphase(t4);
delay(0.5e-4 - POWER_DELAY);
}
else if (tau2 > pwHs + 0.5e-4)
{
txphase(three);
delay(timeTN-pwC3-WFG_START_DELAY-gt1-2.0*GRADIENT_DELAY-1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwrs); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3, zero, 0.0, 0.0);
delay(tau2 - pwHs - 0.5e-4);
if (tpwrsf < 4095.0)
{obspwrf(tpwrsf);
obspower(tpwrs+6.0);} /* increases tpwrs by 6dB, now need */
else
obspower(tpwrs);
/* tpwrsf to be ~ 2048 for equivalence */
shaped_pulse("H2Osinc", pwHs, three, 0.0, 0.0);
obspower(tpwr); obspwrf(4095.0);
txphase(t4);
delay(0.5e-4 - POWER_DELAY);
}
else
{
txphase(three);
delay(timeTN - pwC3 - WFG_START_DELAY - gt1 - 2.0*GRADIENT_DELAY
- 1.5e-4 - pwHs);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwrs); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY); /* WFG_START_DELAY */
if (tpwrsf < 4095.0)
{obspwrf(tpwrsf);
obspower(tpwrs+6.0);} /* increases tpwrs by 6dB, now need */
else
obspower(tpwrs);
/* tpwrsf to be ~ 2048 for equivalence */
shaped_pulse("H2Osinc", pwHs, three, 0.0, 0.0);
obspower(tpwr); obspwrf(4095.0);
txphase(t4);
delay(0.5e-4 - POWER_DELAY);
decshaped_pulse("offC3", pwC3, zero, 0.0, 0.0);
delay(tau2);
}
}
else
{
if (tau2 > kappa)
{
delay(timeTN - pwC3 - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3, zero, 0.0, 0.0);
delay(tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else if (tau2 > (kappa - pwC3 - WFG_START_DELAY))
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3, zero, 0.0, 0.0);
delay(kappa -pwC3 -WFG_START_DELAY -gt1 -2.0*GRADIENT_DELAY -1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else if (tau2 > gt1 + 2.0*GRADIENT_DELAY + 1.0e-4)
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa - tau2 - pwC3 - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3, zero, 0.0, 0.0);
delay(tau2 - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa-tau2-pwC3-WFG_START_DELAY-gt1-2.0*GRADIENT_DELAY-1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3, zero, 0.0, 0.0);
delay(tau2);
}
}
/* xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx */
if (TROSY[A]=='y') rgpulse(pw, t4, 0.0, 0.0);
else sim3pulse(pw, 0.0, pwN, t4, zero, t10, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl5, gt5);
if (TROSY[A]=='y') delay(lambda - 0.65*(pw + pwN) - gt5);
else delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl5, gt5);
txphase(one);
dec2phase(t11);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(pw, 0.0, pwN, one, zero, t11, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl6, gt5);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
dec2phase(t10);
zgradpulse(gzlvl6, gt5);
if (TROSY[A]=='y') delay(lambda - 1.6*pwN - gt5);
else delay(lambda - 0.65*pwN - gt5);
if (TROSY[A]=='y') dec2rgpulse(pwN, t10, 0.0, 0.0);
else rgpulse(pw, zero, 0.0, 0.0);
delay((gt1/10.0) + 1.0e-4 +gstab - 0.5*pw + 2.0*GRADIENT_DELAY + POWER_DELAY);
rgpulse(2.0*pw, zero, 0.0,rof1);
dec2power(dpwr2); /* POWER_DELAY */
if (mag_flg[A] == 'y') magradpulse(icosel*gzcal*gzlvl2, gt1/10.0);
else zgradpulse(icosel*gzlvl2, gt1/10.0); /* 2.0*GRADIENT_DELAY */
delay(gstab);
rcvron();
statusdelay(C,1.0e-4 - rof1);
if (dm3[B]=='y') lk_sample();
setreceiver(t12);
}
pulsesequence()
{
/* DECLARE AND LOAD VARIABLES */
char f1180[MAXSTR], /* Flag to start t1 @ halfdwell */
f2180[MAXSTR], /* Flag to start t2 @ halfdwell */
mag_flg[MAXSTR], /* magic-angle coherence transfer gradients */
TROSY[MAXSTR], /* do TROSY on N15 and H1 */
h1dec[MAXSTR], /* Flag to waltz-decouple of H1 for t1*/
CT_c[MAXSTR]; /* Flag to constant time evolution for C13*/
int icosel, /* used to get n and p type */
t1_counter, /* used for states tppi in t1 */
t2_counter, /* used for states tppi in t2 */
ni2 = getval("ni2");
double tau1, /* t1 delay */
tau2, /* t2 delay */
timeTC = getval("timeTC"), /* constant time for 13C evolution */
timeTN = getval("timeTN"), /* constant time for 15N evolution */
kappa = 5.4e-3,
lambda = 2.4e-3,
taud = 1.7e-3,
pwClvl = getval("pwClvl"), /* coarse power for C13 pulse */
pwC = getval("pwC"), /* C13 90 degree pulse length at pwClvl */
rf0, /* maximum fine power when using pwC pulses */
/* 90 degree pulse at Ca (56ppm), first off-resonance null at CO (174ppm) */
pwC1, /* 90 degree pulse length on C13 at rf1 */
rf1, /* fine power for 4.7 kHz rf for 600MHz magnet */
/* 180 degree pulse at Ca (56ppm), first off-resonance null at CO(174ppm) */
pwC2, /* 180 degree pulse length at rf2 */
rf2, /* fine power for 10.5 kHz rf for 600MHz magnet */
/* the following pulse lengths for SLP pulses are automatically calculated */
/* by the macro "BPcal". SLP pulse shapes, "offC9" etc are called */
/* directly from your shapelib. */
pwC9 = getval("pwC9"), /*180 degree pulse at CO(174ppm) null at Ca(56ppm) */
pwC9a = getval("pwC9a"), /* pwC9a=pwC9, but not set to zero when pwC9=0 */
phshift9, /* phase shift induced on Ca by pwC9 ("offC9") pulse */
pwZ, /* the largest of pwC9 and 2.0*pwN */
pwZ1, /* the larger of pwC9a and 2.0*pwN for 1D experiments */
rf9, /* fine power for the pwC9 ("offC9") pulse */
compH = getval("compH"), /* adjustment for C13 amplifier compression */
compC = getval("compC"), /* adjustment for C13 amplifier compression */
pwHs = getval("pwHs"), /* H1 90 degree pulse length at tpwrs */
tpwrs, /* power for the pwHs ("H2Osinc") pulse */
pwHd, /* H1 90 degree pulse length at tpwrd */
tpwrd, /* rf for WALTZ decoupling */
waltzB1 = getval("waltzB1"), /* waltz16 field strength (in Hz) */
pwNlvl = getval("pwNlvl"), /* power for N15 pulses */
pwN = getval("pwN"), /* N15 90 degree pulse length at pwNlvl */
sw1 = getval("sw1"),
sw2 = getval("sw2"),
gt1 = getval("gt1"), /* coherence pathway gradients */
gzcal = getval("gzcal"), /* g/cm to DAC conversion factor */
gzlvl1 = getval("gzlvl1"),
gzlvl2 = getval("gzlvl2"),
gt0 = getval("gt0"), /* other gradients */
gt3 = getval("gt3"),
gt4 = getval("gt4"),
gt5 = getval("gt5"),
gt7 = getval("gt7"),
gstab = getval("gstab"),
gzlvl0 = getval("gzlvl0"),
gzlvl3 = getval("gzlvl3"),
gzlvl4 = getval("gzlvl4"),
gzlvl5 = getval("gzlvl5"),
gzlvl6 = getval("gzlvl6"),
gzlvl7 = getval("gzlvl7");
getstr("f1180",f1180);
getstr("f2180",f2180);
getstr("mag_flg",mag_flg);
getstr("TROSY",TROSY);
getstr("h1dec",h1dec);
getstr("CT_c",CT_c);
/* LOAD PHASE TABLE */
settable(t3,2,phi3);
settable(t4,1,phx);
settable(t5,4,phi5);
if (TROSY[A]=='y')
{settable(t8,1,phy);
settable(t9,1,phx);
settable(t10,1,phy);
settable(t11,1,phx);
settable(t12,4,recT);}
else
{settable(t8,1,phx);
settable(t9,8,phi9);
settable(t10,1,phx);
settable(t11,1,phy);
settable(t12,4,rec);}
/* INITIALIZE VARIABLES */
if( dpwrf < 4095 )
{ printf("reset dpwrf=4095 and recalibrate C13 90 degree pulse");
psg_abort(1); }
/* maximum fine power for pwC pulses */
rf0 = 4095.0;
/* 90 degree pulse on Ca, null at CO 118ppm away */
pwC1 = sqrt(15.0)/(4.0*118.0*dfrq);
rf1 = (compC*4095.0*pwC)/pwC1;
rf1 = (int) (rf1 + 0.5);
/* 180 degree pulse on Ca, null at CO 118ppm away */
pwC2 = sqrt(3.0)/(2.0*118.0*dfrq);
rf2 = (4095.0*compC*pwC*2.0)/pwC2;
rf2 = (int) (rf2 + 0.5);
if( rf2 > 4095.0 )
{printf("increase pwClvl so that C13 90 < 24us*(600/sfrq)"); psg_abort(1);}
/* 180 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf9 = (compC*4095.0*pwC*2.0*1.65)/pwC9a; /* needs 1.65 times more */
rf9 = (int) (rf9 + 0.5); /* power than a square pulse */
/* the pwC9 pulse at the middle of t1 */
if ((ni2 > 0.0) && (ni == 1.0)) ni = 0.0;
if (pwC9a > 2.0*pwN) pwZ = pwC9a; else pwZ = 2.0*pwN;
if ((pwC9==0.0) && (pwC9a>2.0*pwN)) pwZ1=pwC9a-2.0*pwN; else pwZ1=0.0;
if (ni > 1) pwC9 = pwC9a;
if ( pwC9 > 0 ) phshift9 = 320.0;
else phshift9 = 0.0;
/* selective H20 one-lobe sinc pulse */
tpwrs = tpwr - 20.0*log10(pwHs/(compH*pw*1.69)); /* needs 1.69 times more */
tpwrs = (int) (tpwrs); /* power than a square pulse */
/* power level and pulse time for WALTZ 1H decoupling */
pwHd = 1/(4.0 * waltzB1) ;
tpwrd = tpwr - 20.0*log10(pwHd/(compH*pw));
tpwrd = (int) (tpwrd + 0.5);
/* CHECK VALIDITY OF PARAMETER RANGES */
if ( 0.5*ni*1/(sw1) > timeTC)
{ printf(" ni is too big. Make ni less than %d . Check by using dps and make sure no ? appears for d2=t1max (ni/sw1).\n",
((int)((timeTC)*2.0*sw1-7))); psg_abort(1); }
if ( 0.5*ni2*1/(sw2) > timeTN - WFG3_START_DELAY)
{ printf(" ni2 is too big. Make ni2 equal to %d or less.\n",
((int)((timeTN - WFG3_START_DELAY)*2.0*sw2))); psg_abort(1);}
if ( dm[A] == 'y' || dm[B] == 'y' || dm[C] == 'y' )
{ printf("incorrect dec1 decoupler flags! Should be 'nnn' "); psg_abort(1);}
if ( dm2[A] == 'y' || dm2[B] == 'y' )
{ printf("incorrect dec2 decoupler flags! Should be 'nny' "); psg_abort(1);}
if ( dm3[A] == 'y' || dm3[C] == 'y' )
{ printf("incorrect dec3 decoupler flags! Should be 'nyn' or 'nnn' ");
psg_abort(1);}
if ( dpwr2 > 46 )
{ printf("dpwr2 too large! recheck value "); psg_abort(1);}
if ( pw > 20.0e-6 )
{ printf(" pw too long ! recheck value "); psg_abort(1);}
if ( pwN > 100.0e-6 )
{ printf(" pwN too long! recheck value "); psg_abort(1);}
if ( TROSY[A]=='y' && dm2[C] == 'y')
{ text_error("Choose either TROSY='n' or dm2='n' ! "); psg_abort(1);}
/* PHASES AND INCREMENTED TIMES */
/* Phase incrementation for hypercomplex 2D data, States-Haberkorn element */
if (phase1 == 2) tsadd(t3,1,4);
if (TROSY[A]=='y')
{ if (phase2 == 2) icosel = +1;
else {tsadd(t4,2,4); tsadd(t10,2,4); icosel = -1;}
}
else { if (phase2 == 2) {tsadd(t10,2,4); icosel = +1;}
else icosel = -1;
}
/* Set up f1180 */
tau1 = d2;
if((f1180[A] == 'y') && (ni > 1.0))
{ tau1 += ( 1.0 / (2.0*sw1) ); if(tau1 < 0.2e-6) tau1 = 0.0; }
tau1 = tau1/2.0;
/* Set up f2180 */
tau2 = d3;
if((f2180[A] == 'y') && (ni2 > 1.0))
{ tau2 += ( 1.0 / (2.0*sw2) ); if(tau2 < 0.2e-6) tau2 = 0.0; }
tau2 = tau2/2.0;
/* Calculate modifications to phases for States-TPPI acquisition */
if( ix == 1) d2_init = d2;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5 );
if(t1_counter % 2)
{ tsadd(t3,2,4); tsadd(t12,2,4); }
if( ix == 1) d3_init = d3;
t2_counter = (int) ( (d3-d3_init)*sw2 + 0.5 );
if(t2_counter % 2)
{ tsadd(t8,2,4); tsadd(t12,2,4); }
/* BEGIN PULSE SEQUENCE */
status(A);
delay(d1);
if ( dm3[B] == 'y' )
{ lk_hold(); lk_sampling_off();} /*freezes z0 correction, stops lock pulsing*/
rcvroff();
obspower(tpwr);
decpower(pwClvl);
dec2power(pwNlvl);
decpwrf(rf0);
obsoffset(tof);
txphase(zero);
delay(1.0e-5);
dec2rgpulse(pwN, zero, 0.0, 0.0); /*destroy N15 and C13 magnetization*/
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(gzlvl0, 0.5e-3);
delay(1.0e-4);
dec2rgpulse(pwN, one, 0.0, 0.0);
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(0.7*gzlvl0, 0.5e-3);
delay(5.0e-4);
rgpulse(pw,zero,0.0,0.0); /* 1H pulse excitation */
dec2phase(zero);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
txphase(one);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
rgpulse(pw, one, 0.0, 0.0);
if (TROSY[A]=='y')
{
txphase(two);
obspower(tpwrs);
shaped_pulse("H2Osinc",pwHs,two,5.0e-4,0.0);
obspower(tpwr);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
dec2rgpulse(pwN, zero, 0.0, 0.0);
delay(0.5*kappa - 2.0*pw);
rgpulse(2.0*pw, two, 0.0, 0.0);
dec2phase(zero);
decpwrf(rf2);
delay(timeTN - 0.5*kappa);
}
else
{
txphase(zero);
obspower(tpwrs);
shaped_pulse("H2Osinc",pwHs,zero,5.0e-4,0.0);
obspower(tpwrd);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
dec2rgpulse(pwN, zero, 0.0, 0.0);
txphase(one);
delay(kappa - pwHd - 2.0e-6 - PRG_START_DELAY);
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0); /* PRG_START_DELAY */
xmtron();
decphase(zero);
dec2phase(zero);
decpwrf(rf2);
delay(timeTN - kappa);
}
sim3pulse(0.0, pwC2, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
decphase(t3);
decpwrf(rf1);
delay(timeTN);
dec2rgpulse(pwN, zero, 0.0, 0.0);
if (TROSY[A]=='n')
{
xmtroff();
obsprgoff();
if (h1dec[0]=='y')
rgpulse(pwHd,three,2.0e-6,0.0);
else
rgpulse(pwHd,one,2.0e-6,0.0);
}
zgradpulse(gzlvl3, gt3);
txphase(one);
delay(2.0e-4);
if(h1dec[0]=='y')
{
obspower(tpwrd);
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0);
xmtron();
}
if ( dm3[B] == 'y' ) /* begins optional 2H decoupling */
{
dec3rgpulse(1/dmf3,one,10.0e-6,2.0e-6);
dec3unblank();
dec3phase(zero);
delay(2.0e-6);
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
}
decrgpulse(pwC1,t3,0.0,0.0);
decphase(zero);
/* xxxxxxxxxxxxxxxxxxxxxx 13Ca EVOLUTION xxxxxxxxxxxxxxxxxx */
if (CT_c[0]=='n') {
if ((ni>1.0) && (tau1>0.0)) /* total 13C evolution equals d2 exactly */
{ /* 2.0*pwC1/PI compensates for evolution at 64% rate duting pwC1 */
decpwrf(rf9);
if(tau1 - 2.0*pwC1/PI - WFG3_START_DELAY - 0.5*pwZ > 0.0)
{
delay(tau1 - 2.0*pwC1/PI - WFG3_START_DELAY - 0.5*pwZ);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC9", "", 0.0, pwC9a, 2.0*pwN, zero, zero, zero,
0.0, 0.0);
initval(phshift9, v9);
decstepsize(1.0);
dcplrphase(v9); /* SAPS_DELAY */
delay(tau1 - 2.0*pwC1/PI - SAPS_DELAY - 0.5*pwZ - 2.0e-6);
}
else
{
initval(180.0, v9);
decstepsize(1.0);
dcplrphase(v9); /* SAPS_DELAY */
delay(2.0*tau1 - 4.0*pwC1/PI - SAPS_DELAY - 2.0e-6);
}
}
else if (ni==1.0) /* special 1D check of pwC9 phase enabled when ni=1 */
{
decpwrf(rf9);
delay(10.0e-6 + SAPS_DELAY + 0.5*pwZ1);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC9", "", 0.0, pwC9, 2.0*pwN, zero, zero, zero,
2.0e-6, 0.0);
initval(phshift9, v9);
decstepsize(1.0);
dcplrphase(v9); /* SAPS_DELAY */
delay(10.0e-6 + WFG3_START_DELAY + 0.5*pwZ1);
}
else /* 13Ca evolution refocused for 1st increment */
{
decpwrf(rf2);
decrgpulse(pwC2, zero, 2.0e-6, 0.0);
}
}
else { /* %%%%%%%%%%STARTING 13Ca Constant Time EVOLUTION %%%%%%%%%%%%%%%%%%*/
decpwrf(rf9);
if(tau1 - 2.0*pwC1/PI - WFG_START_DELAY -POWER_DELAY> 0.0) {
delay(tau1 -2.0*pwC1/PI -POWER_DELAY -WFG_START_DELAY);
sim3shaped_pulse("","offC9","",0.0,pwC9a, 2.0*pwN, zero, zero, zero,
0.0, 0.0);
}
else {
sim3shaped_pulse("","offC9","",0.0,pwC9a, 2.0*pwN, zero, zero, zero,
0.0, 0.0);
}
if (h1dec[0]=='n'){
delay(taud-POWER_DELAY);
obspower(tpwr);
rgpulse(2.0*pw,zero,0.0,0.0);
if ( dm3[B] == 'y' ) /* turns off 2H decoupling */
{
delay(timeTC -pwZ -2.0*WFG_STOP_DELAY -taud -2.0*pw -1/dmf3 -2.0e-6 -202.0e-6 -gt7);
setstatus(DEC3ch, FALSE, 'c', FALSE, dmf3);
dec3rgpulse(1/dmf3,three,2.0e-6,2.0e-6);
dec3blank();
}
else{ /* Should be forbidden?? */
delay(timeTC -pwZ -WFG_STOP_DELAY -taud -2.0*pw -202.0e-6 -gt7);
}
}
else { /* hdec=y */
if ( dm3[B] == 'y' ) /* turns off 2H decoupling */
{
delay(timeTC -pwZ -2.0*WFG_STOP_DELAY -PRG_STOP_DELAY -pwHd -1/dmf3
-4.0e-6-202.0e-6-gt7);
xmtroff();
obsprgoff();
rgpulse(pwHd,three,2.0e-6,2.0e-6);
setstatus(DEC3ch, FALSE, 'c', FALSE, dmf3);
dec3rgpulse(1/dmf3,three,2.0e-6,2.0e-6);
dec3blank();
}
else{
delay(timeTC -pwZ -WFG_STOP_DELAY -PRG_STOP_DELAY -4.0e-6 -202.0e-6
-gt7);
xmtroff();
obsprgoff();
rgpulse(pwHd,three,2.0e-6,2.0e-6);
}
}
delay(2.0e-6);
zgradpulse(gzlvl7,gt7);
delay(200.0e-6-POWER_DELAY);
decpwrf(rf2);
decrgpulse(pwC2, zero, 0.0, 0.0); /* 13Ca 180 degree pulse */
delay(2.0e-6);
zgradpulse(gzlvl7,gt7);
delay(200.0e-6);
if (h1dec[0]=='n') {
if ( dm3[B] == 'y' ) /* begins optional 2H decoupling */
{
dec3rgpulse(1/dmf3,one,10.0e-6,2.0e-6);
dec3unblank();
dec3phase(zero);
delay(2.0e-6);
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
delay(timeTC-tau1-202.0e-6-gt7-2.0*WFG_START_DELAY-1/dmf3-
2.0*POWER_DELAY-pwC9a-2.0e-6-WFG_STOP_DELAY-SAPS_DELAY);
}
else{ /* Should be forbidden??? */
delay(timeTC -tau1 - 202.0e-6 - gt7-2.0*POWER_DELAY-pwC9a-
WFG_START_DELAY-WFG_STOP_DELAY-2.0e-6-SAPS_DELAY);
}
}
else {
if (dm3[B]=='y') {
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0);
xmtron();
dec3rgpulse(1/dmf3,one,10.0e-6,2.0e-6);
dec3unblank();
dec3phase(zero);
delay(2.0e-6);
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
delay(timeTC-tau1-202.0e-6-gt7-2.0*WFG_START_DELAY-4.0e-6-1/dmf3-pwHd-
PRG_START_DELAY-2.0*POWER_DELAY-pwC9a-2.0e-6-SAPS_DELAY);
}
else {
delay(2.0e-6);
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0);
xmtron();
delay(timeTC-tau1-202.0e-6-gt7-4.0e-6-pwHd-PRG_START_DELAY-
2.0*POWER_DELAY-pwC9a-WFG_START_DELAY-WFG_STOP_DELAY-SAPS_DELAY);
}
}
decpwrf(rf9);
decshaped_pulse("offC9",pwC9a,zero,0.0,0.0);
initval(phshift9, v9);
decstepsize(1.0);
dcplrphase(v9); /* SAPS_DELAY */
} /* %%%%%%%%%%%%%%%%%%ENDING 13Ca Constant Time EVOLUTION %%%%%%%%%%%%%%%%%%*/
decphase(t5);
decpwrf(rf1);
decrgpulse(pwC1, t5, 2.0e-6, 0.0);
dec2phase(t8);
dcplrphase(zero);
if ( dm3[B] == 'y' ) /* turns off 2H decoupling */
{
setstatus(DEC3ch, FALSE, 'c', FALSE, dmf3);
dec3rgpulse(1/dmf3,three,2.0e-6,2.0e-6);
dec3blank();
lk_autotrig(); /* resumes lock pulsing */
}
if (h1dec[0]=='y')
{
xmtroff();
obsprgoff();
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(one);
}
delay(2.0e-6);
zgradpulse(gzlvl4, gt4);
delay(2.0e-4);
if (TROSY[A]=='n') {
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0);
xmtron();
}
/* %%%%%%%%%%%%%%%%%%STARTING N15 Constant Time Evolution %%%%%%%%%%%%%%%%%%*/
dec2rgpulse(pwN, t8, 0.0, 0.0);
decphase(zero);
dec2phase(t9);
decpwrf(rf2);
delay(timeTN - tau2);
sim3pulse(0.0, pwC2, 2.0*pwN, zero, zero, t9, 0.0, 0.0);
dec2phase(t10);
decpwrf(rf9);
if (TROSY[A]=='y')
{ if (tau2 > gt1 + 2.0*GRADIENT_DELAY + 1.5e-4 + pwHs)
{
txphase(three);
delay(timeTN - pwC9a - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC9", pwC9a, zero, 0.0, 0.0);
delay(tau2 - gt1 - 2.0*GRADIENT_DELAY - 1.5e-4 - pwHs);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwrs); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
shaped_pulse("H2Osinc", pwHs, three, 0.0, 0.0);
txphase(t4);
obspower(tpwr); /* POWER_DELAY */
delay(0.5e-4 - POWER_DELAY);
}
else if (tau2 > pwHs + 0.5e-4)
{
txphase(three);
delay(timeTN-pwC9a-WFG_START_DELAY-gt1-2.0*GRADIENT_DELAY-1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwrs); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC9", pwC9a, zero, 0.0, 0.0);
delay(tau2 - pwHs - 0.5e-4);
shaped_pulse("H2Osinc", pwHs, three, 0.0, 0.0);
txphase(t4);
obspower(tpwr); /* POWER_DELAY */
delay(0.5e-4 - POWER_DELAY);
}
else
{
txphase(three);
delay(timeTN - pwC9a - WFG_START_DELAY - gt1 - 2.0*GRADIENT_DELAY
- 1.5e-4 - pwHs);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwrs); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY); /* WFG_START_DELAY */
shaped_pulse("H2Osinc", pwHs, three, 0.0, 0.0);
txphase(t4);
obspower(tpwr); /* POWER_DELAY */
delay(0.5e-4 - POWER_DELAY);
decshaped_pulse("offC9", pwC9a, zero, 0.0, 0.0);
delay(tau2);
}
}
else
{
if (tau2 > kappa)
{
delay(timeTN - pwC9a - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC9", pwC9a, zero, 0.0, 0.0);
delay(tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else if (tau2 > (kappa - pwC9a - WFG_START_DELAY))
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4); /* WFG_START_DELAY */
decshaped_pulse("offC9", pwC9a, zero, 0.0, 0.0);
delay(kappa -pwC9a -WFG_START_DELAY -gt1 -2.0*GRADIENT_DELAY -1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else if (tau2 > gt1 + 2.0*GRADIENT_DELAY + 1.0e-4)
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa - tau2 - pwC9a - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC9", pwC9a, zero, 0.0, 0.0);
delay(tau2 - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa-tau2-pwC9a-WFG_START_DELAY-gt1-2.0*GRADIENT_DELAY-1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC9", pwC9a, zero, 0.0, 0.0);
delay(tau2);
}
}
/* xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx */
if (TROSY[A]=='y') rgpulse(pw, t4, 0.0, 0.0);
else sim3pulse(pw, 0.0, pwN, t4, zero, t10, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl5, gt5);
if (TROSY[A]=='y') delay(lambda - 0.65*(pw + pwN) - gt5);
else delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl5, gt5);
txphase(one);
dec2phase(t11);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(pw, 0.0, pwN, one, zero, t11, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl6, gt5);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
dec2phase(t10);
zgradpulse(gzlvl6, gt5);
if (TROSY[A]=='y') delay(lambda - 1.6*pwN - gt5);
else delay(lambda - 0.65*pwN - gt5);
if (TROSY[A]=='y') dec2rgpulse(pwN, t10, 0.0, 0.0);
else rgpulse(pw, zero, 0.0, 0.0);
delay((gt1/10.0) + 1.0e-4 +gstab - 0.5*pw + 2.0*GRADIENT_DELAY + POWER_DELAY);
rgpulse(2.0*pw, zero, 0.0, rof1);
dec2power(dpwr2); /* POWER_DELAY */
if (mag_flg[A] == 'y') magradpulse(icosel*gzcal*gzlvl2, gt1/10.0);
else zgradpulse(icosel*gzlvl2, gt1/10.0); /* 2.0*GRADIENT_DELAY */
delay(gstab);
rcvron();
statusdelay(C,1.0e-4 - rof1);
if (dm3[B]=='y') lk_sample();
setreceiver(t12);
}
pulsesequence()
{
/* DECLARE AND LOAD VARIABLES */
char f1180[MAXSTR], /* Flag to start t1 @ halfdwell */
Cfilter[MAXSTR]; /*do C' Cfilter */
int icosel, /* used to get n and p type */
t1_counter; /* used for states tppi in t1 */
double tCN = getval("tCN"),
kappa, /*semi-constant time scale factor*/
tau1, /* t1 delay */
lambda = 0.91/(4.0*getval("JNH")), /* 1/4J H1 evolution delay */
pwClvl = getval("pwClvl"), /* coarse power for C13 pulse */
pwC = getval("pwC"), /* C13 90 degree pulse length at pwClvl */
rf0, /* maximum fine power when using pwC pulses */
pwC3 = getval("pwC3"), /* 180 selective Ca null on C' */
pwC8 = getval("pwC8"), /* 180 selective C' null on Ca */
pwC6 = getval("pwC6"), /* 90 selective C' null on Ca */
rf3,
rf8,
rf6,
compH = getval("compH"), /* adjustment for H1 amplifier compression */
compN = getval("compN"), /* adjustment for N15 amplifier compression */
compC = getval("compC"), /* adjustment for C13 amplifier compression */
tpwrsf_n = getval("tpwrsf_n"), /* fine power adustment for first soft pulse(TROSY=y)*/
tpwrsf_d = getval("tpwrsf_d"), /* fine power adustment for second soft pulse(TROSY=y)*/
pwHs = getval("pwHs"), /* H1 90 degree pulse length at tpwrs */
tpwrs, /* power for the pwHs ("H2Osinc") pulse */
pwNlvl = getval("pwNlvl"), /* power for N15 pulses */
pwN = getval("pwN"), /* N15 90 degree pulse length at pwNlvl */
sw1 = getval("sw1"),
gt1 = getval("gt1"), /* coherence pathway gradients */
gzcal = getval("gzcal"), /* dac to G/cm conversion */
gzlvl1 = getval("gzlvl1"),
gzlvl2 = getval("gzlvl2"),
gt0 = getval("gt0"), /* other gradients */
gt3 = getval("gt3"),
gt5 = getval("gt5"),
gstab = getval("gstab"),
gzlvl0 = getval("gzlvl0"),
gzlvl3 = getval("gzlvl3"),
gzlvl5 = getval("gzlvl5");
getstr("f1180",f1180);
getstr("Cfilter",Cfilter);
/* LOAD PHASE TABLE */
settable(t1,2,phi1);
settable(t2,4,phi2);
settable(t3,1,phi3);
settable(t4,2,rec);
/* INITIALIZE VARIABLES */
/* maximum fine power for pwC pulses */
rf0 = 4095.0;
/* 180 degree square pulse on Ca, null at CO 118ppm away */
rf3 = (1/compC*compC*4095.0*pwC*2.0)/pwC3; /* no need for compC at high power level*/
rf3 = (int) (rf3 + 0.5);
/* 90 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf6 = (compC*4095.0*pwC*1.69)/pwC6; /* needs 1.69 times more */
rf6 = (int) (rf6 + 0.5); /* power than a square pulse */
/* 180 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf8 = (compC*4095.0*pwC*2.0*1.65)/pwC8; /* needs 1.65 times more */
rf8 = (int) (rf8 + 0.5); /* power than a square pulse */
/* selective H20 one-lobe sinc pulse */
tpwrs = tpwr - 20.0*log10(pwHs/(compH*pw*1.69)); /*needs 1.69 times more*/
tpwrs = (int) (tpwrs); /*power than a square pulse */
/* CHECK VALIDITY OF PARAMETER RANGES */
if((dm[A] == 'y' || dm[B] == 'y' || dm[C] == 'y' ))
{ text_error("incorrect dec1 decoupler flags! Should be 'nnn' "); psg_abort(1); }
if((dm2[A] == 'y' || dm2[B] == 'y'))
{ text_error("incorrect dec2 decoupler flags! Should be 'nny' "); psg_abort(1); }
if( dpwr2 > 50 )
{ text_error("don't fry the probe, DPWR2 too large! "); psg_abort(1); }
if( pw > 50.0e-6 )
{ text_error("dont fry the probe, pw too high ! "); psg_abort(1); }
if( pwN > 100.0e-6 )
{ text_error("dont fry the probe, pwN too high ! "); psg_abort(1); }
/* PHASES AND INCREMENTED TIMES */
/* Phase incrementation for hypercomplex 2D data, States-Haberkorn element */
if (phase1 == 1) icosel = -1;
else { tsadd(t3,2,4); icosel = +1; }
/* Set up f1180 */
tau1 = d2;
if((f1180[A] == 'y') && (ni > 1.0))
{ tau1 += ( 1.0 / (2.0*sw1) ); if(tau1 < 0.2e-6) tau1 = 0.0; }
tau1 = tau1/2.0;
/* Calculate modifications to phases for States-TPPI acquisition */
if( ix == 1) d2_init = d2;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5 );
if(t1_counter % 2)
{ tsadd(t1,2,4); tsadd(t4,2,4); }
kappa = tCN>ni/sw1? 1:tCN/(ni/sw1);
kappa = ((double)((int)(kappa*1000)))/1000;
/* 3 digits after the point, may cause a small decrease in value for safe boundary */
printf("kappa = %f\n", kappa);
/* BEGIN PULSE SEQUENCE */
status(A);
obspower(tpwr);
decpower(pwClvl);
decpwrf(rf0);
dec2power(pwNlvl);
txphase(zero);
decphase(zero);
dec2phase(zero);
delay(d1);
/* xxxxxxxxxxxxxxxxx CONSTANT SAMPLE HEATING FROM N15 RF xxxxxxxxxxxxxxxxx */
/* xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx */
rcvroff();
/*dec2rgpulse(pwN, zero, 0.0, 0.0); */ /*destroy N15 magnetization*/
zgradpulse(gzlvl0, 0.5e-3);
delay(1.0e-4);
/*dec2rgpulse(pwN, one, 0.0, 0.0); */
zgradpulse(0.7*gzlvl0, 0.5e-3);
txphase(t1);
delay(5.0e-4);
rgpulse(pw,zero,0.0,0.0); /* 1H pulse excitation */
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero,zero, zero, 0.0, 0.0);
txphase(one);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
rgpulse(pw, three, 0.0, 0.0);
txphase(two);
obspower(tpwrs+6.0);
obspwrf(tpwrsf_n);
shaped_pulse("H2Osinc_n", pwHs, zero, 5.0e-5, 0.0);
obspower(tpwr); obspwrf(4095.0);
zgradpulse(gzlvl3, gt3);
dec2phase(t1);
delay(gstab);
decpwrf(rf8);
dec2rgpulse(pwN, t1, 0.0, 0.0);
txphase(zero);
decphase(zero);
/* xxxxxxxxxxxxxxxxxx OPTIONS FOR N15 EVOLUTION xxxxxxxxxxxxxxxxxxxxx */
txphase(zero);
dec2phase(zero);
/* shared CT for C' Cfilter and N15 chem shift evolution */
delay(tCN/2.0 - kappa*tau1 - gt5 -gstab);
zgradpulse(gzlvl5,gt5);
delay(gstab);
if(Cfilter[A] == 'y' && (1-kappa)*tau1 < pwC8/2) {
sim3shaped_pulse("", "offC8", "", 0.0, pwC8, 2.0*pwN, zero, zero, zero,0.0,0.0);
zgradpulse(gzlvl5,gt5);
delay(tCN/2.0 + (1-kappa)*tau1 -gt5 - pwC3 - pwC8);
}
else if (Cfilter[A] == 'y' && (1-kappa)*tau1 >= pwC8/2){
dec2rgpulse(2.0*pwN,zero,(pwC8-2.0*pwN)/2.0,(pwC8-2.0*pwN)/2.0);
if( (1-kappa)*tau1 >= gt5 +gstab + pwC8/2){
zgradpulse(gzlvl5,gt5);
delay((1-kappa)*tau1 -pwC8/2.0 - gt5);
decshaped_pulse("offC8", pwC8,zero,0.0,0.0);
delay(tCN/2.0 - pwC3 - 1.5*pwC8);
}
else{
delay((1-kappa)*tau1 -pwC8/2.0);
decshaped_pulse("offC8", pwC8,zero,0.0,0.0);
zgradpulse(gzlvl5,gt5);
delay(tCN/2.0 -gt5 - pwC3 - 1.5*pwC8);
}
}
else{
dec2rgpulse(2.0*pwN,zero,(pwC8-2.0*pwN)/2.0,(pwC8-2.0*pwN)/2.0);
zgradpulse(gzlvl5,gt5);
delay(tCN/2.0 + (1-kappa)*tau1 -gt5 - pwC3 - pwC8);
}
decpwrf(rf3);
decshaped_pulse("offC3", pwC3, zero,0.0, 0.0);
decpwrf(rf8);
if(Cfilter[A] == 'y'){
delay(pwC8);
}
else {
decshaped_pulse("offC8", pwC8,zero,0.0,0.0);
}
delay(tau1);
/* gradient for coherence selection and H(z)N(x/y)C(x/y) destruction */
decpwrf(rf6);
if(Cfilter[A] == 'y' ){
decshaped_pulse("offC6", pwC6, zero, 0.0, 0.0);
}
else{
decshaped_pulse("offC6", pwC6, zero, 0.0, 0.0); /*delay(pwC6);*/
}
zgradpulse(gzlvl1, gt1);
dec2phase(t2);
delay(gstab - 2.0*GRADIENT_DELAY);
dec2rgpulse(2.0*pwN, t2, 0.0, 0.0);
delay(gt1+gstab + pwC6);
txphase(three);
txphase(t4);
/* xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx */
sim3pulse(pw,0.0,pwN, zero,zero, t3, 0.0, 0.0);
if (tpwrsf_d<4095.0)
{
obspwrf(tpwrsf_d); obspower(tpwrs+6.0);
shaped_pulse("H2Osinc_d", pwHs, zero, 5.0e-5, 0.0);
obspower(tpwr); obspwrf(4095.0);
}
else
{
obspower(tpwrs);
shaped_pulse("H2Osinc_d", pwHs, zero, 5.0e-5, 0.0);
obspower(tpwr);
}
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl5, gt5);
delay(lambda - 0.65*(pw + pwN) - gt5 - pwHs - 2.0*POWER_DELAY -2.0*PWRF_DELAY -50.0e-6);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl5, gt5);
txphase(one);
dec2phase(zero);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(pw, 0.0, pwN, one, zero, zero, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(1.5*gzlvl5, gt5);
delay(lambda - 1.3*pwN - gt5 );
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
dec2phase(one);
zgradpulse(1.5*gzlvl5, gt5);
delay(lambda - 1.6*pwN - gt5);
sim3pulse(pw, 0.0, pwN, one, zero, one, 0.0, 0.0);
delay((gt1/10.0) + 1.0e-4 +gstab - 0.65*pw + 2.0*GRADIENT_DELAY + POWER_DELAY);
rgpulse(2.0*pw, zero, 0.0, 0.0);
dec2power(dpwr2); /* POWER_DELAY */
zgradpulse(icosel*gzlvl2, 0.1*gt1); /* 2.0*GRADIENT_DELAY */
delay(gstab);
rcvron();
statusdelay(C,1.0e-4);
setreceiver(t4);
}
pulsesequence()
{
/* DECLARE AND LOAD VARIABLES */
char f1180[MAXSTR], /* Flag to start t1 @ halfdwell */
f2180[MAXSTR], /* Flag to start t2 @ halfdwell */
mag_flg[MAXSTR], /* Flag to use magic-angle gradients */
H2O_flg[MAXSTR], stCdec[MAXSTR], /* calls STUD+ waveforms from shapelib */
STUD[MAXSTR]; /* apply automatically calculated STUD decoupling */
int t1_counter, /* used for states tppi in t1 */
t2_counter; /* used for states tppi in t2 */
double tau1, /* t1 delay */
tau2, /* t2 delay */
delta1, delta2, TC = getval("TC"), /* 3.5 ms */
ni = getval("ni"), ni2 = getval("ni2"),
stdmf = getval("dmf80"), /* dmf for 80 ppm of STUD decoupling */
rf80 = getval("rf80"), /* rf in Hz for 80ppm STUD+ */
taua = getval("taua"), /* time delays for CH coupling evolution */
taub = getval("taub"), tauc = getval("tauc"),
/* string parameter stCdec calls stud decoupling waveform from your shapelib. */
studlvl, /* coarse power for STUD+ decoupling */
bw, ofs, ppm, /* temporary Pbox parameters */
pwClvl = getval("pwClvl"), /* coarse power for C13 pulse */
pwC = getval("pwC"), /* C13 90 degree pulse length at pwClvl */
/* the following pulse length for the SLP pulse is automatically calculated */
/* by the macro "hcch_cosy". The SLP pulse shape,"offC10" is called */
/* directly from your shapelib. */
pwC10, /* 180 degree selective sinc pulse on CO(174ppm) */
rf7, /* fine power for the pwC10 ("offC10") pulse */
compC = getval("compC"), /* adjustment for C13 amplifier compression */
pwmax, pwNlvl = getval("pwNlvl"), /* power for N15 pulses */
pwN = getval("pwN"), /* N15 90 degree pulse length at pwNlvl */
sw1 = getval("sw1"), sw2 = getval("sw2"), gt1 = getval("gt1"),
gt2 = getval("gt2"), gt3 = getval("gt3"), gt4 = getval("gt4"),
gt5 = getval("gt5"), gt7 = getval("gt7"), gt8 = getval("gt8"),
gt9 = getval("gt9"), gzcal = getval("gzcal"), gzlvl1 = getval("gzlvl1"),
gzlvl2 = getval("gzlvl2"), gzlvl3 = getval("gzlvl3"), gzlvl4 = getval("gzlvl4"),
gzlvl5 = getval("gzlvl5"), gzlvl7 = getval("gzlvl7"), gzlvl8 = getval("gzlvl8"),
gzlvl9 = getval("gzlvl9");
getstr("f1180", f1180);
getstr("f2180", f2180);
getstr("H2O_flg", H2O_flg);
getstr("STUD", STUD);
/* 80 ppm STUD+ decoupling */
strcpy(stCdec, "stCdec80");
studlvl = pwClvl + 20.0 * log10(compC * pwC * 4.0 * rf80);
studlvl = (int) (studlvl + 0.5);
/* INITIALIZE VARIABLES */
if (dpwrf < 4095)
{
printf("reset dpwrf=4095 and recalibrate C13 90 degree pulse");
psg_abort(1);
}
setautocal(); /* activate auto-calibration flags */
if (autocal[0] == 'n')
{
/* "offC10": 180 degree one-lobe sinc pulse on CO, null at Ca 139ppm away */
pwC10 = getval("pwC10");
rf7 = (compC * 4095.0 * pwC * 2.0 * 1.65) / pwC10; /* needs 1.65 times more */
rf7 = (int) (rf7 + 0.5); /* power than a square pulse */
if (pwC > (24.0e-6 * 600.0 / sfrq))
{
printf("Increase pwClvl so that pwC < 24*600/sfrq");
psg_abort(1);
}
}
else
/* if autocal = 'y'(yes), 'q'(quiet), r(read), or 's'(semi) */
{
if (FIRST_FID) /* call Pbox */
{
ppm = getval("dfrq");
bw = 118.0 * ppm;
ofs = 139.0 * ppm;
offC10 = pbox_make("offC10", "sinc180n", bw, ofs, compC * pwC, pwClvl);
if (dm3[B] == 'y')
H2ofs = 3.2;
ofs_check(H1ofs, C13ofs, N15ofs, H2ofs);
}
rf7 = offC10.pwrf;
pwC10 = offC10.pw;
}
if ((dm3[A] == 'y' || dm3[C] == 'y'))
{
printf("incorrect dec1 decoupler flags! Should be 'nyn' or 'nnn' ");
psg_abort(1);
}
getstr("f1180", f1180);
getstr("f2180", f2180);
getstr("mag_flg", mag_flg);
getstr("H2O_flg", H2O_flg);
pwmax = 2.0 * pwN;
if (pwC10 > pwmax)
pwmax = pwC10;
/* check validity of parameter range */
if ((dm[A] == 'y' || dm[B] == 'y'))
{
printf("incorrect Dec1 decoupler flags! ");
psg_abort(1);
}
if ((dm2[A] == 'y' || dm2[B] == 'y' || dm2[C] == 'y'))
{
printf("incorrect Dec2 decoupler flags! Should be nnn ");
psg_abort(1);
}
if (dpwr > 50)
{
printf("don't fry the probe, dpwr too large! ");
psg_abort(1);
}
if (dpwr2 > 50)
{
printf("don't fry the probe, dpwr2 too large! ");
psg_abort(1);
}
/* LOAD VARIABLES */
settable(t1, 2, phi1);
settable(t2, 4, phi2);
settable(t3, 16, phi3);
settable(t4, 2, phi4);
settable(t11, 8, rec);
/* INITIALIZE VARIABLES */
/* Phase incrementation for hypercomplex data */
if (phase1 == 2) /* Hypercomplex in t1 */
{
tsadd(t1, 1, 4);
}
if (phase2 == 2)
{
tsadd(t2, 1, 4);
}
/* calculate modification to phases based on current t1 values
to achieve States-TPPI acquisition */
if (ix == 1)
d2_init = d2;
t1_counter = (int) ((d2 - d2_init) * sw1 + 0.5);
if (t1_counter % 2)
{
tsadd(t1, 2, 4);
tsadd(t11, 2, 4);
}
/* calculate modification to phases based on current t2 values
to achieve States-TPPI acquisition */
if (ix == 1)
d3_init = d3;
t2_counter = (int) ((d3 - d3_init) * sw2 + 0.5);
if (t2_counter % 2)
{
tsadd(t2, 2, 4);
tsadd(t11, 2, 4);
}
/* set up so that get (90, -180) phase corrects in F1 if f1180 flag is y */
tau1 = d2;
if (f1180[A] == 'y')
{
tau1 += (1.0 / (2.0 * sw1));
}
if (tau1 < 1.0e-6)
tau1 = 0.0;
tau1 = tau1 / 2.0;
/* set up so that get (90, -180) phase corrects in F2 if f2180 flag is y */
tau2 = d3;
if (f2180[A] == 'y')
{
tau2 += (1.0 / (2.0 * sw2));
}
if (tau2 < 1.0e-6)
tau2 = 0.0;
tau2 = tau2 / 2.0;
if (ni > 1)
delta1 = (double) (t1_counter * (taua - gt2 - 0.2e-3)) / ((double) (ni - 1));
else
delta1 = 0.0;
if (ni2 > 1)
delta2 = (double) (t2_counter * (TC - 0.6e-3)) / ((double) (ni2 - 1));
else
delta2 = 0.0;
initval(7.0, v1);
obsstepsize(45.0);
/* BEGIN ACTUAL PULSE SEQUENCE */
status(A);
delay(10.0e-6);
obspower(tpwr);
decpower(pwClvl);
decpwrf(4095.0);
dec2power(pwNlvl);
decphase(zero);
dec2phase(zero);
xmtrphase(v1);
txphase(t1);
if (dm3[B] == 'y')
lk_sample();
delay(d1);
if (dm3[B] == 'y')
{
lk_hold();
lk_sampling_off();
} /*freezes z0 correction, stops lock pulsing */
rcvroff();
if (gt1 > 0.2e-6)
{
decrgpulse(pwC, zero, rof1, rof1);
delay(2.0e-6);
zgradpulse(gzlvl1, gt1);
delay(1.0e-3);
}
if (dm3[B] == 'y') /* begins optional 2H decoupling */
{
dec3rgpulse(1 / dmf3, one, 10.0e-6, 2.0e-6);
dec3unblank();
dec3phase(zero);
delay(2.0e-6);
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
}
status(B);
rgpulse(pw, t1, 1.0e-4, 2.0e-6);
xmtrphase(zero);
zgradpulse(gzlvl2, gt2);
delay(taua - gt2 - 2.0 * pwC - 2.0e-6 - SAPS_DELAY);
txphase(zero);
delay(tau1);
decrgpulse(2.0 * pwC, zero, 0.0, 0.0);
delay(tau1 - delta1);
rgpulse(2.0 * pw, zero, 0.0, 2.0e-6);
zgradpulse(gzlvl2, gt2);
txphase(one);
delay(taua - delta1 - gt2 - 2.0e-6);
rgpulse(pw, one, 0.0, 2.0e-6);
if (mag_flg[A] == 'y')
{
magradpulse(gzcal * gzlvl3, gt3);
}
else
{
zgradpulse(gzlvl3, gt3);
}
decphase(t2);
txphase(zero);
delay(200.0e-6);
decrgpulse(pwC, t2, 2.0e-6, 0.0);
decphase(zero);
decpwrf(rf7);
delay(tau2);
sim3shaped_pulse("", "offC10", "", 0.0, pwC10, 2.0 * pwN, zero, zero, zero, 0.0, 0.0);
delay(taub - pwmax - WFG_START_DELAY - WFG_STOP_DELAY - POWER_DELAY);
rgpulse(2.0 * pw, zero, 0.0, 0.0);
decphase(t3);
decpwrf(4095.0);
delay(TC - taub + tau2 - delta2 - 2.0 * pw - POWER_DELAY);
decrgpulse(2.0 * pwC, t3, 0.0, 0.0);
decphase(t4);
delay(TC - delta2 - POWER_DELAY);
decrgpulse(pwC, t4, 0.0, 2.0e-6);
zgradpulse(gzlvl4, gt4);
txphase(zero);
decphase(zero);
delay(tauc - gt4);
decrgpulse(2.0 * pwC, zero, 0.0, 2.0e-6);
if (H2O_flg[A] == 'y')
{
delay(tauc - gt4 - 500.0e-6 - POWER_DELAY);
zgradpulse(gzlvl4, gt4);
decphase(one);
obspwrf(1000.0);
delay(500.0e-6);
decrgpulse(pwC, one, 0.0, 1.0e-6);
rgpulse(900 * pw, one, rof1, 0.0);
txphase(zero);
rgpulse(500 * pw, zero, 2.0e-6, 2.0e-6);
obspwrf(4095.0);
if (mag_flg[A] == 'y')
{
magradpulse(gzcal * gzlvl5, gt5);
}
else
{
zgradpulse(gzlvl5, gt5);
}
decphase(one);
delay(200.0e-6);
simpulse(pw, pwC, zero, one, 0.0, 2.0e-6);
zgradpulse(gzlvl7, gt7);
decphase(zero);
delay(taub - gt7);
simpulse(2.0 * pw, 2.0 * pwC, zero, zero, 0.0, 2.0e-6);
zgradpulse(gzlvl7, gt7);
delay(taub - gt7);
}
else
{
delay(tauc - taub - 2.0 * pw - POWER_DELAY);
rgpulse(2.0 * pw, zero, 0.0, 2.0e-6);
zgradpulse(gzlvl4, gt4);
delay(taub - gt4 - 2.0e-6);
}
decrgpulse(pwC, zero, 0.0, 2.0e-6);
if (mag_flg[A] == 'y')
{
magradpulse(gzcal * gzlvl8, gt8);
}
else
{
zgradpulse(gzlvl8, gt8);
}
txphase(zero);
delay(200.0e-6);
if (dm3[B] == 'y') /* turns off 2H decoupling */
{
setstatus(DEC3ch, FALSE, 'c', FALSE, dmf3);
dec3rgpulse(1 / dmf3, three, 2.0e-6, 2.0e-6);
dec3blank();
lk_autotrig(); /* resumes lock pulsing */
}
rgpulse(pw, zero, 0.0, 2.0e-6);
if (mag_flg[A] == 'y')
{
magradpulse(gzcal * gzlvl9, gt9);
}
else
{
zgradpulse(gzlvl9, gt9);
}
delay(taua - gt9);
simpulse(2.0 * pw, 2.0 * pwC, zero, zero, 0.0, 2.0e-6);
if (mag_flg[A] == 'y')
{
magradpulse(gzcal * gzlvl9, gt9);
}
else
{
zgradpulse(gzlvl9, gt9);
}
if (STUD[A] == 'y')
decpower(studlvl);
else
decpower(dpwr);
dec2power(dpwr2);
delay(taua - gt9 - rof1 - 0.5 * pw - 2.0 * POWER_DELAY);
rgpulse(pw, zero, rof1, rof2);
rcvron();
if (dm3[B] == 'y')
lk_sample();
setreceiver(t11);
if ((STUD[A] == 'y') && (dm[C] == 'y'))
{
decunblank();
decon();
decprgon(stCdec,1/stdmf, 1.0);
startacq(alfa);
acquire(np, 1.0/sw);
decprgoff();
decoff();
decblank();
if (dm2[C] == 'y')
{
setstatus(DEC2ch, TRUE, dmm2[C], FALSE, dmf2);
}
}
else
status(C);
setreceiver(t11);
}
pulsesequence()
{
int t1_counter;
char N15refoc[MAXSTR], /* N15 pulse in middle of t1*/
TROSY[MAXSTR];
double
tau1, tauxh,
gzlvl3=getval("gzlvl3"),
gt3=getval("gt3"),
cor=getval("cor")*1.0e-6,
JCH = getval("JCH"),
pwN = getval("pwN"),
pwNlvl = getval("pwNlvl"),
sw1 = getval("sw1"),
pwClvl = getval("pwClvl"), /* coarse power for C13 pulse */
pwC = getval("pwC"), /* C13 90 degree pulse length at pwClvl */
rf0, /* maximum fine power when using pwC pulses */
rfst, /* fine power for the stCall pulse */
compC = getval("compC"); /* adjustment for C13 amplifier compression */
getstr("N15refoc",N15refoc);
getstr("TROSY",TROSY);
/* maximum fine power for pwC pulses (and initialize rfst) */
rf0 = 4095.0; rfst=0.0;
/* 180 degree adiabatic C13 pulse from 0 to 200 ppm */
{rfst = (compC*4095.0*pwC*4000.0*sqrt((30.0*sfrq/600.0+7.0)/0.35));
rfst = (int) (rfst + 0.5);
if (( 1.0/(4000.0*sqrt((30.0*sfrq/600.0+7.0)/0.35)) < pwC ) && (ni > 1))
{ text_error( " Not enough C13 RF. pwC must be %f usec or less.\n",
(1.0e6/(4000.0*sqrt((30.0*sfrq/600.0+7.0)/0.35))) ); psg_abort(1); }}
initval(0.0,v1);
initval(3.0,v2);
initval(1.0,v3);
initval(2.0,v4);
/* check validity of parameter range */
if((dm2[A] == 'y' || dm2[B] == 'y' || dm2[C] == 'y') )
{
printf("incorrect Dec2 decoupler flags! ");
psg_abort(1);
}
if( dpwr2 > 50)
{
printf("don't fry the probe, dpwr too large! ");
psg_abort(1);
}
/* LOAD VARIABLES */
if (TROSY[A] == 'y')
{settable(t1, 8, phT1);
settable(t2, 8, phT2);
settable(t3, 8, phT3);
settable(t4,16, phi4);
settable(t5, 8, recT);}
else
{settable(t1, 4, phi1);
settable(t2, 2, phi2);
settable(t3, 8, phi3);
settable(t4, 16, phi4);
settable(t5, 8, rec);}
/* INITIALIZE VARIABLES */
tauxh = ((JCH != 0.0) ? 1/(4*(JCH)) : 2.25e-3);
/* Phase incrementation for hypercomplex data */
if ( phase1 == 2 ) /* Hypercomplex in t1 */
{
tsadd(t2, 1, 4);
}
/* calculate modification to phases based on current t1 values
to achieve States-TPPI acquisition */
if(ix == 1)
d2_init = d2;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5);
if(t1_counter %2) {
tsadd(t2,2,4);
tsadd(t5,2,4);
}
tau1 = d2;
tau1 = tau1/2.0;
/*sequence starts!!*/
status(A);
obspower(tpwr);
dec2power(pwNlvl);
decpower(pwClvl);
decpwrf(rfst);
delay(d1);
rcvroff();
status(B);
rgpulse(pw, v1, 0.0, 0.0);
zgradpulse(0.3*gzlvl3,gt3);
txphase(zero);
dec2phase(zero);
delay(tauxh-gt3- WFG2_START_DELAY - 0.5e-3 + 70.0e-6); /* delay=1/4J(XH) */
sim3shaped_pulse("","stC200","",2*pw,1.0e-3,0.0,zero,zero,zero,0.0,0.0);
zgradpulse(0.3*gzlvl3,gt3);
decphase(t2);
delay(tauxh-gt3- WFG2_START_DELAY - 0.5e-3 + 70.0e-6 ); /* delay=1/4J(XH) */
if (TROSY[A] == 'y')
{
rgpulse(pw, v3, 0.0,0.0);
zgradpulse(-0.5*gzlvl3,gt3);
decpwrf(rf0); delay(200.0e-6);
decrgpulse(pwC, t2, 0.0, 0.0);
txphase(t1); decphase(zero);
if (tau1>0.0)
{
if ( (N15refoc[A]=='y') && (tau1 > (pwN/2.0 +2.0*pwC/PI) ) )
{delay(tau1 - pwN -2.0*pwC/PI);
dec2rgpulse(2.0*pwN, zero, 0.0, 0.0);
delay(tau1 - pwN -2.0*pwC/PI);}
else
{ if (tau1>2.0*pwC/PI)
delay(2.0*tau1-4.0*pwC/PI);
else
delay(2.0*tau1);
}
}
rgpulse(pw, t1, 0.0,0.0);
decpwrf(rfst);
zgradpulse(0.3*gzlvl3,gt3);
delay(tauxh-gt3-WFG2_START_DELAY - 0.5e-3 + 70.0e-6);
sim3shaped_pulse("","stC200","",2*pw,1.0e-3,0.0,zero,zero,zero,0.0,0.0); zgradpulse(0.3*gzlvl3,gt3);
delay(tauxh-gt3-WFG2_START_DELAY - 0.5e-3 + 70.0e-6);
sim3pulse(pw,pwC,0.0,two,zero,one,0.0,0.0);
zgradpulse(gzlvl3,gt3);
txphase(v4);
delay(tauxh-gt3-WFG2_START_DELAY - 0.5e-3 + 70.0e-6);
rgpulse(pw*0.231,v4,0.0,0.0);
delay(d3);
rgpulse(pw*0.692,v4,0.0,0.0);
delay(d3);
rgpulse(pw*1.462,v4,0.0,0.0);
delay(d3/2);
sim3shaped_pulse("","stC200","",0.0,1.0e-3,0.0,zero,zero,zero,0.0,0.0);
txphase(v1);
delay(d3/2);
rgpulse(pw*1.462,v1,0.0,0.0);
delay(d3);
rgpulse(pw*0.692,v1,0.0,0.0);
delay(d3);
rgpulse(pw*0.231,v1,0.0,0.0);
dec2phase(t3);
zgradpulse(gzlvl3,gt3); decpwrf(rf0);
delay(tauxh-gt3-WFG2_START_DELAY - 0.5e-3 + 70.0e-6);
decrgpulse(pwC, t3, 0.0,0.0);}
else
{
rgpulse(pw, t1, 0.0,0.0);
zgradpulse(0.5*gzlvl3,gt3); decpwrf(rf0);
delay(200.0e-6);
decrgpulse(pwC, t2, 0.0, 0.0);
txphase(t4); decphase(zero);
if (tau1>0.0)
{
if ( (N15refoc[A]=='y') && (tau1 > (pwN+2.0*pwC/PI)) )
{delay(tau1 - pwN -2.0*pwC/PI);
sim3pulse(2*pw,0.0,2.0*pwN, zero, zero, zero,0.0, 0.0);
delay(tau1 - pwN -2.0*pwC/PI);}
else
{
if (tau1 > (pw +2.0*pwC/PI))
{delay(tau1-pw -2.0*pwC/PI); rgpulse(2.0*pw, t4, 0.0, 0.0); decphase(t3); delay(tau1-pw -2.0*pwC/PI);}
else
{delay(tau1); decphase(t3); delay(tau1);}
}
}
decrgpulse(pwC, t3, 0.0, 0.0);
zgradpulse(0.5*gzlvl3,gt3);
delay(200.0e-6);
rgpulse(pw, v4, 0.0,0.0);
decphase(zero);
zgradpulse(gzlvl3,gt3);
decpwrf(rfst);
txphase(zero);
dec2phase(zero);
delay(tauxh-gt3- WFG2_START_DELAY - 0.5e-3 + 70.0e-6); /* delay=1/4J(XH) */
rgpulse(pw*0.231,v2,0.0,0.0);
delay(d3);
rgpulse(pw*0.692,v2,0.0,0.0);
delay(d3);
rgpulse(pw*1.462,v2,0.0,0.0);
delay(d3/2.0);
sim3shaped_pulse("","stC200","",0.0,1.0e-3,0.0,zero,zero,zero,0.0,0.0);
delay(d3/2.0);
rgpulse(pw*1.462,v3,0.0,0.0);
delay(d3);
rgpulse(pw*0.692,v3,0.0,0.0);
delay(d3);
rgpulse(pw*0.231,v3,0.0,0.0);
zgradpulse(gzlvl3,gt3);
decpwrf(rf0);
delay(tauxh-gt3- WFG2_START_DELAY - 0.5e-3 + 70.0e-6 +cor );} /* delay=1/4J(XH) */
decpower(dpwr);
setreceiver(t5);
status(C);
rcvron();
}
pulsesequence()
{
/* DECLARE AND LOAD VARIABLES */
char f1180[MAXSTR], /* Flag to start t1 @ halfdwell */
f2180[MAXSTR], /* Flag to start t2 @ halfdwell */
mag_flg[MAXSTR], /* magic-angle coherence transfer gradients */
TROSY[MAXSTR]; /* do TROSY on N15 and H1 */
int icosel, /* used to get n and p type */
t1_counter, /* used for states tppi in t1 */
t2_counter, /* used for states tppi in t2 */
ni = getval("ni"),
ni2 = getval("ni2");
double tau1, /* t1 delay */
tau2, /* t2 delay */
t1a, /* time increments for first dimension */
t1b,
t1c,
tauCH = getval("tauCH"), /* 1/4J delay for CH */
timeTN = getval("timeTN"), /* constant time for 15N evolution */
timeAB = getval("timeAB"), /* set timeAB=1.9e-3 to get only Ha */
/* set timeAB=3.3e-3 to maximize Hb */
/* set timeAB=2.8e-3 for both Ha/Hb */
zeta = 3.0e-3,
eta = 4.6e-3,
theta = 14.0e-3,
kappa = 5.4e-3,
lambda = 2.4e-3,
sheila, /* to transfer J evolution time hyperbolically into tau1 */
pwClvl = getval("pwClvl"), /* coarse power for C13 pulse */
pwC = getval("pwC"), /* C13 90 degree pulse length at pwClvl */
rf0, /* maximum fine power when using pwC pulses */
/* 90 degree pulse at Cab(46ppm), first off-resonance null at CO (174ppm) */
pwC1, /* 90 degree pulse length on C13 at rf1 */
rf1, /* fine power for 5.1 kHz rf for 600MHz magnet */
/* 180 degree pulse at Cab(46ppm), first off-resonance null at CO(174ppm) */
pwC2, /* 180 degree pulse length at rf2 */
rf2, /* fine power for 11.4 kHz rf for 600MHz magnet */
/* the following pulse lengths for SLP pulses are automatically calculated */
/* by the macro "proteincal". SLP pulse shapes, "offC4" etc are called */
/* directly from your shapelib. */
pwC4 = getval("pwC4"), /*180 degree pulse at Ca(56ppm) null at CO(174ppm) */
pwC5 = getval("pwC5"), /* 90 degree selective sinc pulse on CO(174ppm) */
pwC7 = getval("pwC7"), /* 180 degree selective sinc pulse on CO(174ppm) */
rf4, /* fine power for the pwC4 ("offC4") pulse */
rf5, /* fine power for the pwC5 ("offC5") pulse */
rf7, /* fine power for the pwC7 ("offC7") pulse */
compH = getval("compH"), /* adjustment for C13 amplifier compression */
compC = getval("compC"), /* adjustment for C13 amplifier compression */
phi7cal = getval("phi7cal"), /* phase in degrees of the last C13 90 pulse */
pwH, /* H1 90 degree pulse length at tpwr1 */
tpwr1, /* 7.3 kHz rf for DIPSI-2 */
DIPSI2time, /* total length of DIPSI-2 decoupling */
ncyc_dec,
waltzB1=getval("waltzB1"), /* RF strength for 1H decoupling */
pwNlvl = getval("pwNlvl"), /* power for N15 pulses */
pwN = getval("pwN"), /* N15 90 degree pulse length at pwNlvl */
sw1 = getval("sw1"),
sw2 = getval("sw2"),
gt1 = getval("gt1"), /* coherence pathway gradients */
gzcal = getval("gzcal"), /* g/cm to DAC conversion factor */
gzlvl1 = getval("gzlvl1"),
gzlvl2 = getval("gzlvl2"),
gt0 = getval("gt0"), /* other gradients */
gt3 = getval("gt3"),
gt4 = getval("gt4"),
gt5 = getval("gt5"),
gstab = getval("gstab"),
gzlvl0 = getval("gzlvl0"),
gzlvl3 = getval("gzlvl3"),
gzlvl4 = getval("gzlvl4"),
gzlvl5 = getval("gzlvl5"),
gzlvl6 = getval("gzlvl6");
getstr("f1180",f1180);
getstr("f2180",f2180);
getstr("mag_flg",mag_flg);
getstr("TROSY",TROSY);
/* LOAD PHASE TABLE */
settable(t3,1,phx);
settable(t4,1,phx);
settable(t5,2,phi5);
settable(t6,2,phi6);
if (TROSY[A]=='y')
{settable(t8,1,phy);
settable(t9,1,phx);
settable(t10,1,phy);
settable(t11,1,phx);
settable(t12,2,recT);}
else
{settable(t8,1,phx);
settable(t9,8,phi9);
settable(t10,1,phx);
settable(t11,1,phy);
settable(t12,4,rec);}
/* INITIALIZE VARIABLES */
if( dpwrf < 4095 )
{ printf("reset dpwrf=4095 and recalibrate C13 90 degree pulse");
psg_abort(1); }
if( pwC > 24.0e-6*600.0/sfrq )
{ printf("increase pwClvl so that pwC < 24*600/sfrq");
psg_abort(1); }
/* maximum fine power for pwC pulses */
rf0 = 4095.0;
/* 90 degree pulse on Cab, null at CO 128ppm away */
pwC1 = sqrt(15.0)/(4.0*128.0*dfrq);
rf1 = (compC*4095.0*pwC)/pwC1;
rf1 = (int) (rf1 + 0.5);
/* 180 degree pulse on Cab, null at CO 128ppm away */
pwC2 = sqrt(3.0)/(2.0*128.0*dfrq);
rf2 = (4095.0*compC*pwC*2.0)/pwC2;
rf2 = (int) (rf2 + 0.5);
/* 180 degree pulse on Ca, null at CO 118ppm away */
rf4 = (compC*4095.0*pwC*2.0)/pwC4;
rf4 = (int) (rf4 + 0.5);
/* 90 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf5 = (compC*4095.0*pwC*1.69)/pwC5; /* needs 1.69 times more */
rf5 = (int) (rf5 + 0.5); /* power than a square pulse */
/* 180 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf7 = (compC*4095.0*pwC*2.0*1.65)/pwC7; /* needs 1.65 times more */
rf7 = (int) (rf7 + 0.5); /* power than a square pulse */
/* power level and pulse times for DIPSI 1H decoupling */
DIPSI2time = 2.0*3.0e-3 + 2.0*14.0e-3 + 2.0*timeTN - 5.4e-3 + 0.5*pwC1 + 2.0*pwC5 + 5.0*pwN + 2.0*gt3 + 1.0e-4 + 4.0*GRADIENT_DELAY + 2.0*POWER_DELAY + 8.0*PRG_START_DELAY;
pwH = 1.0/(4.0*waltzB1);
ncyc_dec = (DIPSI2time*90.0)/(pwH*2590.0*4.0);
ncyc_dec = (int) (ncyc_dec+0.5);
pwH = (DIPSI2time*90.0)/(ncyc_dec*2590.0*4.0); /*fine correction of pwH */
tpwr1 = 4095.0*(compH*pw/pwH);
tpwr1 = (int) (2.0*tpwr1 + 0.5); /* x2 because obs atten will be reduced by 6dB */
if (ix == 1)
{
fprintf(stdout, "\nNo of DIPSI-2 cycles = %4.1f\n",ncyc_dec);
fprintf(stdout, "\nfine power for DIPSI-2 pulse =%6.1f\n",tpwr1);
}
/* CHECK VALIDITY OF PARAMETER RANGES */
if ( 0.5*ni2*1/(sw2) > timeTN - WFG3_START_DELAY)
{ printf(" ni2 is too big. Make ni2 equal to %d or less.\n",
((int)((timeTN - WFG3_START_DELAY)*2.0*sw2))); psg_abort(1);}
if ( dm[A] == 'y' || dm[B] == 'y' || dm[C] == 'y' )
{ printf("incorrect dec1 decoupler flags! Should be 'nnn' "); psg_abort(1);}
if ( dm2[A] == 'y' || dm2[B] == 'y' )
{ printf("incorrect dec2 decoupler flags! Should be 'nny' "); psg_abort(1);}
if ( dm3[A] == 'y' || dm3[C] == 'y' )
{ printf("incorrect dec3 decoupler flags! Should be 'nyn' or 'nnn' ");
psg_abort(1);}
if ( dpwr2 > 50 )
{ printf("dpwr2 too large! recheck value "); psg_abort(1);}
if ( pw > 20.0e-6 )
{ printf(" pw too long ! recheck value "); psg_abort(1);}
if ( pwN > 100.0e-6 )
{ printf(" pwN too long! recheck value "); psg_abort(1);}
if ( TROSY[A]=='y' && dm2[C] == 'y' )
{ text_error("Choose either TROSY='n' or dm2='n' ! "); psg_abort(1);}
/* PHASES AND INCREMENTED TIMES */
/* Phase incrementation for hypercomplex 2D data, States-Haberkorn element */
if (phase1 == 2) tsadd(t3,1,4);
if (TROSY[A]=='y')
{ if (phase2 == 2) icosel = +1;
else {tsadd(t4,2,4); tsadd(t10,2,4); icosel = -1;}
}
else { if (phase2 == 2) {tsadd(t10,2,4); icosel = +1;}
else icosel = -1;
}
/* Set up f1180 */
tau1 = d2;
if((f1180[A] == 'y') && (ni > 1.0))
{ tau1 += ( 1.0 / (2.0*sw1) ); if(tau1 < 0.2e-6) tau1 = 0.0; }
tau1 = tau1/2.0;
/* Hyperbolic sheila seems superior to original zeta approach */
/* subtract unavoidable delays from tauCH */
tauCH = tauCH - gt0 - 2.0*GRADIENT_DELAY - 5.0e-5;
if ((ni-1)/(2.0*sw1) > 2.0*tauCH)
{
if (tau1 > 2.0*tauCH) sheila = tauCH;
else if (tau1 > 0) sheila = 1.0/(1.0/tau1+1.0/tauCH-1.0/(2.0*tauCH));
else sheila = 0.0;
}
else
{
if (tau1 > 0) sheila = 1.0/(1.0/tau1 + 1.0/tauCH - 2.0*sw1/((double)(ni-1)));
else sheila = 0.0;
}
t1a = tau1 + tauCH;
t1b = tau1 - sheila;
t1c = tauCH - sheila;
/* Set up f2180 */
tau2 = d3;
if((f2180[A] == 'y') && (ni2 > 1.0))
{ tau2 += ( 1.0 / (2.0*sw2) ); if(tau2 < 0.2e-6) tau2 = 0.0; }
tau2 = tau2/2.0;
/* Calculate modifications to phases for States-TPPI acquisition */
if( ix == 1) d2_init = d2;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5 );
if(t1_counter % 2)
{ tsadd(t3,2,4); tsadd(t12,2,4); }
if( ix == 1) d3_init = d3;
t2_counter = (int) ( (d3-d3_init)*sw2 + 0.5 );
if(t2_counter % 2)
{ tsadd(t8,2,4); tsadd(t12,2,4); }
/* For ni<2 (calibration) set timeAB=1.5ms to get avoid signal cancellation between Ha and Hb */
if (ni < 2.0) timeAB=1.5e-3;
/* BEGIN PULSE SEQUENCE */
status(A);
delay(d1);
if ( dm3[B] == 'y' )
lk_sample(); /*freezes z0 correction, stops lock pulsing*/
if ((ni/sw1-d2)>0)
delay(ni/sw1-d2); /*decreases as t1 increases for const.heating*/
if ((ni2/sw2-d3)>0)
delay(ni2/sw2-d3); /*decreases as t2 increases for const.heating*/
if ( dm3[B] == 'y' )
{ lk_hold(); lk_sampling_off();} /*freezes z0 correction, stops lock pulsing*/
rcvroff();
obspower(tpwr);
decpower(pwClvl);
dec2power(pwNlvl);
decpwrf(rf0);
obsoffset(tof);
txphase(one);
delay(1.0e-5);
if (TROSY[A] == 'n')
dec2rgpulse(pwN, zero, 0.0, 0.0); /*destroy N15 and C13 magnetization*/
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(gzlvl0, 0.5e-3);
delay(1.0e-4);
if (TROSY[A] == 'n')
dec2rgpulse(pwN, one, 0.0, 0.0);
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(0.7*gzlvl0, 0.5e-3);
delay(5.0e-4);
if ( dm3[B] == 'y' ) /* begins optional 2H decoupling */
{
gzlvl0=0.0; gzlvl3=0.0; gzlvl4=0.0; /* no gradients during 2H decoupling */
dec3rgpulse(1/dmf3,one,10.0e-6,2.0e-6);
dec3unblank();
dec3phase(zero);
delay(2.0e-6);
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
}
rgpulse(pw, one, 0.0, 0.0); /* 1H pulse excitation */
/* point a */
txphase(zero);
decphase(zero);
zgradpulse(gzlvl0, gt0); /* 2.0*GRADIENT_DELAY */
delay(5.0e-5);
if((t1a -2.0*pwC) > 0.0) delay(t1a - 2.0*pwC);
decrgpulse(2.0*pwC, zero, 0.0, 0.0);
delay(t1b);
rgpulse(2.0*pw, zero, 0.0, 0.0);
zgradpulse(gzlvl0, gt0); /* 2.0*GRADIENT_DELAY */
txphase(t3);
delay(5.0e-5);
delay(t1c);
/* point b */
rgpulse(pw, t3, 0.0, 0.0);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
decrgpulse(pwC, zero, 0.0, 0.0);
/* point c */
zgradpulse(gzlvl4, gt4);
decpwrf(rf2);
delay(timeAB - gt4);
simpulse(2*pw, pwC2, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl4, gt4);
delay(timeAB - gt4);
/* point d */
/* ghc_co_nh STOPS HERE */
/* gcbca_co_nh STARTS HERE */
decpwrf(rf1); /* point b */
decrgpulse(pwC1, zero, 2.0e-6, 0.0);
obspwrf(tpwr1); obspower(tpwr-6); /* POWER_DELAY */
obsprgon("dipsi2", pwH, 5.0); /* PRG_START_DELAY */
xmtron();
/* point c */
decpwrf(rf0);
decphase(t5);
delay(zeta - 2.0*POWER_DELAY - PRG_START_DELAY - 0.5*10.933*pwC);
decrgpulse(pwC*158.0/90.0, t5, 0.0, 0.0);
decrgpulse(pwC*171.2/90.0, t6, 0.0, 0.0);
decrgpulse(pwC*342.8/90.0, t5, 0.0, 0.0); /* Shaka composite */
decrgpulse(pwC*145.5/90.0, t6, 0.0, 0.0);
decrgpulse(pwC*81.2/90.0, t5, 0.0, 0.0);
decrgpulse(pwC*85.3/90.0, t6, 0.0, 0.0);
decpwrf(rf1);
decphase(zero);
delay(zeta - 0.5*10.933*pwC - 0.5*pwC1);
/* point d */
decrgpulse(pwC1, zero, 0.0, 0.0);
decphase(t5);
decpwrf(rf5);
if ( dm3[B] == 'y' ) /* turns off 2H decoupling */
{
setstatus(DEC3ch, FALSE, 'c', FALSE, dmf3);
dec3rgpulse(1/dmf3,three,2.0e-6,2.0e-6);
dec3blank();
lk_autotrig(); /* resumes lock pulsing */
}
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
decshaped_pulse("offC5", pwC5, t5, 0.0, 0.0);
/* point e */
decpwrf(rf4);
decphase(zero);
delay(eta);
decshaped_pulse("offC4", pwC4, zero, 0.0, 0.0);
decpwrf(rf7);
dec2phase(zero);
delay(theta - eta - pwC4 - WFG3_START_DELAY);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC7", "", 0.0, pwC7, 2.0*pwN, zero, zero, zero,
0.0, 0.0);
decpwrf(rf5);
decpwrf(rf5);
initval(phi7cal, v7);
decstepsize(1.0);
dcplrphase(v7); /* SAPS_DELAY */
dec2phase(t8);
delay(theta - SAPS_DELAY);
/* point f */
decshaped_pulse("offC5", pwC5, zero, 0.0, 0.0);
/* xxxxxxxxxxxxxxxxxx OPTIONS FOR N15 EVOLUTION xxxxxxxxxxxxxxxxxxxxx */
zgradpulse(gzlvl3, gt3);
if (TROSY[A]=='y') { xmtroff(); obsprgoff(); }
delay(2.0e-4);
dcplrphase(zero);
dec2rgpulse(pwN, t8, 0.0, 0.0);
decpwrf(rf7);
decphase(zero);
dec2phase(t9);
delay(timeTN - WFG3_START_DELAY - tau2);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC7", "", 0.0, pwC7, 2.0*pwN, zero, zero, t9,
0.0, 0.0);
dec2phase(t10);
decpwrf(rf4);
if (TROSY[A]=='y')
{
if (tau2 > gt1 + 2.0*GRADIENT_DELAY + 1.0e-4)
{
txphase(t4);
delay(timeTN - pwC4 - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC4", pwC4, zero, 0.0, 0.0);
delay(tau2 - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspwrf(4095.0); obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - 2.0*POWER_DELAY);
}
else
{
txphase(t4);
delay(timeTN -pwC4 -WFG_START_DELAY -gt1 -2.0*GRADIENT_DELAY -1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspwrf(4095.0); obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - 2.0*POWER_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC4", pwC4, zero, 0.0, 0.0);
delay(tau2);
}
}
else
{
if (tau2 > kappa)
{
delay(timeTN - pwC4 - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC4", pwC4, zero, 0.0, 0.0);
delay(tau2 - kappa - PRG_STOP_DELAY);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
txphase(t4);
delay(kappa - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspwrf(4095.0); obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - 2.0*POWER_DELAY);
}
else if (tau2 > (kappa - pwC4 - WFG_START_DELAY))
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
txphase(t4); /* WFG_START_DELAY */
decshaped_pulse("offC4", pwC4, zero, 0.0, 0.0);
delay(kappa -pwC4 -WFG_START_DELAY -gt1 -2.0*GRADIENT_DELAY -1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspwrf(4095.0); obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - 2.0*POWER_DELAY);
}
else if (tau2 > gt1 + 2.0*GRADIENT_DELAY + 1.0e-4)
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
txphase(t4);
delay(kappa - tau2 - pwC4 - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC4", pwC4, zero, 0.0, 0.0);
delay(tau2 - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspwrf(4095.0); obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - 2.0*POWER_DELAY);
}
else
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
txphase(t4);
delay(kappa-tau2-pwC4-WFG_START_DELAY-gt1-2.0*GRADIENT_DELAY-1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspwrf(4095.0); obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - 2.0*POWER_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC4", pwC4, zero, 0.0, 0.0);
delay(tau2);
}
} /* point g */
/* xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx */
if (TROSY[A]=='y') rgpulse(pw, t4, 0.0, 0.0);
else sim3pulse(pw, 0.0, pwN, t4, zero, t10, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl5, gt5);
if (TROSY[A]=='y') delay(lambda - 0.65*(pw + pwN) - gt5);
else delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl5, gt5);
txphase(one);
dec2phase(t11);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(pw, 0.0, pwN, one, zero, t11, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl6, gt5);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
dec2phase(t10);
zgradpulse(gzlvl6, gt5);
if (TROSY[A]=='y') delay(lambda - 1.6*pwN - gt5);
else delay(lambda - 0.65*pwN - gt5);
if (TROSY[A]=='y') dec2rgpulse(pwN, t10, 0.0, 0.0);
else rgpulse(pw, zero, 0.0, 0.0);
delay((gt1/10.0) + 1.0e-4 +gstab - 0.5*pw + 2.0*GRADIENT_DELAY + POWER_DELAY);
rgpulse(2.0*pw, zero, 0.0, rof1);
dec2power(dpwr2); /* POWER_DELAY */
if (mag_flg[A] == 'y') magradpulse(icosel*gzcal*gzlvl2, gt1/10.0);
else zgradpulse(icosel*gzlvl2, gt1/10.0); /* 2.0*GRADIENT_DELAY */
delay(gstab);
rcvron();
statusdelay(C,1.0e-4 - rof1);
if (dm3[B]=='y') lk_sample();
setreceiver(t12);
}
pulsesequence()
{
char
f1180[MAXSTR],
f2180[MAXSTR],
mag_flg[MAXSTR], /* y for magic angle, n for z-gradient only */
ref_flg[MAXSTR]; /* yes for recording reference spectrum */
int
icosel,
phase,
ni2,
t1_counter,
t2_counter;
double
gzcal = getval("gzcal"),
tau1,
tau2,
taua, /* ~ 1/4JNH = 2.3-2.7 ms] */
taub, /* ~ 2.75 ms */
bigT, /* ~ 12 ms */
bigTCO, /* ~ 25 ms */
bigTN, /* ~ 12 ms */
pwClvl, /* High power level for carbon on channel 2 */
pwC, /* C13 90 degree pulse length at pwClvl */
compC, /* Compression factor for C13 on channel 2 */
pwCa180, /* 180 degree pulse length for Ca */
pwCab180,
pwCO180,
pwNlvl, /* Power level for Nitrogen on channel 3 */
pwN, /* N15 90 degree pulse lenght at pwNlvl */
maxcan, /* The larger of 2.0*pwN and pwCa180 */
dpwrfC = 4095.0,
dfCa180,
dfCab180,
dfCO180,
fac180 = 1.69,
gt1,
gt3,
gt2,
gt0,
gt5,
gt6,
gt7,
gt8,
gt9,
gt10,
gstab,
gzlvl1,
gzlvl2,
gzlvl3,
gzlvl0,
gzlvl5,
gzlvl6,
gzlvl7,
gzlvl8,
gzlvl9,
gzlvl10;
/* LOAD VARIABLES */
getstr("f1180",f1180);
getstr("f2180",f2180);
getstr("mag_flg", mag_flg);
getstr("ref_flg", ref_flg);
taua = getval("taua");
taub = getval("taub");
bigT = getval("bigT");
bigTCO = getval("bigTCO");
bigTN = getval("bigTN");
pwClvl = getval("pwClvl");
pwC = getval("pwC");
compC = getval("compC");
pwNlvl = getval("pwNlvl");
pwN = getval("pwN");
pwCa180 = getval("pwCa180");
pwCab180 = getval("pwCab180");
pwCO180 = getval("pwCO180");
maxcan = 2.0*pwN;
if (pwCa180 > maxcan) maxcan = pwCa180;
dpwr = getval("dpwr");
phase = (int) ( getval("phase") + 0.5);
phase2 = (int) ( getval("phase2") + 0.5);
sw1 = getval("sw1");
sw2 = getval("sw2");
ni = getval("ni");
ni2 = getval("ni2");
gt1 = getval("gt1");
gt2 = getval("gt2");
gt3 = getval("gt3");
gt0 = getval("gt0");
gt5 = getval("gt5");
gt6 = getval("gt6");
gt7 = getval("gt7");
gt8 = getval("gt8");
gt9 = getval("gt9");
gstab = getval("gstab");
gt10 = getval("gt10");
gzlvl1 = getval("gzlvl1");
gzlvl2 = getval("gzlvl2");
gzlvl3 = getval("gzlvl3");
gzlvl5 = getval("gzlvl5");
gzlvl0 = getval("gzlvl0");
gzlvl6 = getval("gzlvl6");
gzlvl7 = getval("gzlvl7");
gzlvl8 = getval("gzlvl8");
gzlvl9 = getval("gzlvl9");
gzlvl10 = getval("gzlvl10");
dfCa180 = (compC*4095.0*pwC*2.0*fac180)/pwCa180;
dfCab180 = (compC*4095.0*pwC*2.0*fac180)/pwCab180;
dfCO180 = (compC*4095.0*pwC*2.0*fac180)/pwCO180;
/* LOAD PHASE TABLE */
settable(t1,4,phi1);
settable(t2,2,phi2);
settable(t3,16,phi3);
settable(t4,16,phi4);
settable(t5, 1, phi5);
settable(t10,16,rec);
/* CHECK VALIDITY OF PARAMETER RANGES */
if((ref_flg[A] == 'y') && (dps_flag))
{
printf("ref_flg=y: for 2D HN-CO or 3D HNCO reference spectrum without CO-HB coupling.\n");
}
if(ni2/sw2 > 2.0*(bigTN))
{
printf(" ni2 is too big, should < %f\n", 2.0*sw2*(bigTN));
}
if((ni/sw1 > 2.0*(bigTCO - gt6 - maxcan))&&(ref_flg[A] == 'y'))
{
printf("ni is too big, should < %f\n", 2.0*sw1*(bigTCO-gt6-maxcan));
}
if(( dpwr > 50 ) || (dpwr2 > 50))
{
printf("don't fry the probe, either dpwr or dpwr2 is too large! ");
psg_abort(1);
}
if((gt1 > 5.0e-3) ||(gt2>5e-3)||(gt3>5e-3)|| (gt0 > 5.0e-3))
{
printf("The length of gradients are too long\n");
psg_abort(1);
}
if((taub - 2.0*pw - gt8 - 1.0e-3 - 6.0*GRADIENT_DELAY)<0.0)
{
printf("Shorten gt8 so that preceding delay is not negative\n");
psg_abort(1);
}
if((dm[A] == 'y' || dm[B] == 'y' || dm[C] == 'y'))
{
printf("incorrect dec1 decoupler flags! should be 'nnn' ");
psg_abort(1);
}
if((dm2[A] == 'y' || dm2[B] == 'y' ))
{
printf("incorrect dec2 decoupler flags! Should be 'nny' ");
psg_abort(1);
}
/* Phase incrementation for hypercomplex 2D data */
if (phase == 2)
{
if(ref_flg[A] == 'y') tsadd(t1,3,4);
else tsadd(t1, 1, 4);
}
if (phase2 == 2)
{
tsadd(t5,2,4);
icosel = 1;
}
else icosel = -1;
/* Set up f1180 half_dwell time (1/sw1)/2.0 */
if (ref_flg[A] == 'y') tau1 = d2;
else tau1 = d2 - (4.0*pw/PI);
if(f1180[A] == 'y')
{
tau1 += (1.0/(2.0*sw1));
}
if(tau1 < 0.2e-6) tau1 = 0.0;
tau1 = tau1/4.0;
/* Set up f2180 half dwell time (1/sw2)/2.0 */
tau2 = d3;
if(f2180[A] == 'y')
{
tau2 += (1.0/(2.0*sw2));
}
if(tau2 < 0.2e-6) tau2 = 0.0;
tau2 = tau2/2.0;
/* Calculate modifications to phases for States-TPPI acquisition */
if( ix == 1) d2_init = d2 ;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5 );
if(t1_counter % 2)
{
tsadd(t1,2,4);
tsadd(t10,2,4);
}
if( ix == 1) d3_init = d3 ;
t2_counter = (int) ( (d3-d3_init)*sw2 + 0.5 );
if(t2_counter % 2)
{
tsadd(t2,2,4);
tsadd(t10,2,4);
}
/* BEGIN ACTUAL PULSE SEQUENCE */
status(A);
decoffset(dof);
obspower(tpwr);
decpower(pwClvl);
decpwrf(dpwrfC);
dec2power(pwNlvl);
txphase(zero);
dec2phase(zero);
delay(d1);
dec2rgpulse(pwN, zero, 0.2e-6, 0.0);
zgradpulse(gzlvl3, gt3);
delay(0.001);
rcvroff();
status(B);
rgpulse(pw, zero, 1.0e-5, 1.0e-6);
delay(2.0e-6);
zgradpulse(0.8*gzlvl0,gt0);
delay(taua - gt0 - 2.0e-6);
sim3pulse(2.0*pw,(double)0.0,2.0*pwN,zero,zero,zero, 1.0e-6, 1.0e-6);
delay(taua - gt0 - 500.0e-6);
zgradpulse(0.8*gzlvl0,gt0);
txphase(one);
delay(500.0e-6);
rgpulse(pw, one, 1.0e-6, 1.0e-6);
delay(2.0e-6);
zgradpulse(1.3*gzlvl3, gt3);
decpwrf(dfCO180);
txphase(zero);
delay(200.0e-6);
dec2rgpulse(pwN, zero, 0.0, 0.0);
delay(2.0e-6);
zgradpulse(gzlvl0, gt0);
delay(taub - gt0 - 2.0*pw - 2.0e-6);
rgpulse(2.0*pw, zero, 0.0, 0.0);
delay(bigT - taub - WFG3_START_DELAY);
sim3shaped_pulse("","offC8","",(double)0.0,pwCO180,2.0*pwN,zero,zero,zero,0.0,0.0);
delay(bigT - gt0 - WFG3_STOP_DELAY - 1.0e-3);
zgradpulse(gzlvl0, gt0);
delay(1.0e-3);
dec2rgpulse(pwN, zero, 0.0, 0.0);
delay(2.0e-6);
zgradpulse(gzlvl9, gt9);
decpwrf(dpwrfC);
decphase(t3);
delay(200.0e-6);
if(ref_flg[A] != 'y')
{
decrgpulse(pwC, t3, 0.0, 0.0);
delay(2.0e-6);
if(gt6 > 0.2e-6)
zgradpulse(gzlvl6, gt6);
decpwrf(dfCO180);
txphase(t1);
delay(bigTCO - gt6 - 2.0e-6);
rgpulse(pw, t1, 0.0, 0.0);
if(tau1 >(pwCab180/2.0 + WFG_START_DELAY +WFG_STOP_DELAY+ POWER_DELAY + pwCO180/2.0))
{
decpwrf(dfCab180);
delay(tau1 - pwCab180/2.0 - WFG_START_DELAY - POWER_DELAY);
decshaped_pulse("offC27", pwCab180, zero, 0.0, 0.0);
decpwrf(dfCO180);
delay(tau1-pwCO180/2.0-pwCab180/2.0-WFG_STOP_DELAY-WFG_START_DELAY-POWER_DELAY);
decshaped_pulse("offC8", pwCO180, zero, 0.0, 0.0);
decpwrf(dfCab180);
delay(tau1-pwCO180/2.0-pwCab180/2.0-WFG_STOP_DELAY-WFG_START_DELAY-POWER_DELAY);
decshaped_pulse("offC27", pwCab180, zero, 0.0, 0.0);
txphase(zero);
delay(tau1 - pwCab180/2.0 - WFG_STOP_DELAY);
}
else
{
delay(2.0*tau1);
decshaped_pulse("offC8", pwCO180, zero, 0.0, 0.0);
txphase(zero);
delay(2.0*tau1);
}
rgpulse(pw, zero, 0.0, 0.0);
delay(bigTCO - gt6 - POWER_DELAY - 1.0e-3);
if (gt6 > 0.2e-6)
zgradpulse(gzlvl6, gt6);
decpwrf(dpwrfC);
delay(1.0e-3);
decrgpulse(pwC, zero, 0.0, 0.0);
}
else
{
decrgpulse(pwC, t3, 0.0, 0.0);
decpwrf(dfCa180);
sim3shaped_pulse("","offC17","",0.0e-6,pwCa180,0.0e-6,zero,zero,zero,2.0e-6,0.0);
delay(2.0e-6);
if(gt6 > 0.2e-6)
zgradpulse(gzlvl6, gt6);
decpwrf(dfCO180);
delay(bigTCO - 2.0*tau1 - maxcan - gt6 - 2.0*POWER_DELAY - 4.0e-6);
decshaped_pulse("offC8", pwCO180, zero, 0.0, 0.0);
delay(bigTCO - gt6 - maxcan - 2.0*POWER_DELAY - 1.0e-3);
if (gt6 > 0.2e-6)
zgradpulse(gzlvl6, gt6);
decpwrf(dfCa180);
delay(1.0e-3);
sim3shaped_pulse("","offC17","",2.0*pw,pwCa180,2.0*pwN,zero,zero,zero,0.0,0.0);
decpwrf(dpwrfC);
delay(2.0*tau1);
decrgpulse(pwC, t1, 2.0e-6, 0.0);
}
delay(2.0e-6);
zgradpulse(gzlvl7, gt7);
decpwrf(dfCO180);
dec2phase(t2);
delay(200.0e-6);
dec2rgpulse(pwN, t2, 0.0, 0.0);
delay(bigTN - tau2);
dec2phase(t4);
sim3shaped_pulse("","offC8","",(double)0.0,pwCO180,2.0*pwN,zero,zero,t4,0.0,0.0);
decpwrf(dfCa180);
delay(bigTN - taub - WFG_STOP_DELAY - POWER_DELAY);
rgpulse(2.0*pw, zero, 0.0, 0.0);
delay(taub - 2.0*pw - gt1 - 1.0e-3 - 6.0*GRADIENT_DELAY);
if (mag_flg[A] == 'y')
{
magradpulse(gzcal*gzlvl1, gt1);
}
else
{
zgradpulse(gzlvl1, gt1);
delay(4.0*GRADIENT_DELAY);
}
dec2phase(t5);
delay(1.0e-3);
decshaped_pulse("offC17", pwCa180, zero, 0.0, 0.0);
delay(tau2);
sim3pulse(pw,(double)0.0, pwN, zero,zero, t5, 0.0, 0.0);
dec2phase(zero);
delay(2.0e-6);
zgradpulse(0.8*gzlvl5, gt5);
delay(taua - gt5 - 2.0e-6);
sim3pulse(2.0*pw,(double)0.0, 2.0*pwN, zero,zero, zero, 0.0, 0.0);
delay(taua - gt5 - 500.0e-6);
zgradpulse(0.8*gzlvl5, gt5);
txphase(one);
decphase(one);
delay(500.0e-6);
sim3pulse(pw,(double)0.0, pwN, one,zero, one, 0.0, 0.0);
delay(2.0e-6);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl5, gt5);
delay(taua - gt5 - 2.0e-6);
sim3pulse(2.0*pw,(double)0.0, 2.0*pwN, zero,zero, zero, 0.0, 0.0);
delay(taua - gt5 - 2.0*POWER_DELAY - 500.0e-6);
zgradpulse(gzlvl5, gt5);
decpower(dpwr);
dec2power(dpwr2);
delay(500.0e-6);
rgpulse(pw, zero, 0.0, 0.0);
delay(1.0e-4 +gstab + gt1/10.0 - 0.5*pw + 6.0*GRADIENT_DELAY);
rgpulse(2.0*pw, zero, 0.0, 0.0);
delay(2.0e-6);
if(mag_flg[A] == 'y')
{
magradpulse(icosel*gzcal*gzlvl2, gt1/10.0);
}
else
{
zgradpulse(icosel*gzlvl2, gt1/10.0);
delay(4.0*GRADIENT_DELAY);
}
delay(1.0e-4 - 2.0e-6);
statusdelay(C,1.0e-4);
setreceiver(t10);
}
void pulsesequence()
{
/* DECLARE VARIABLES */
char autocal[MAXSTR], /* auto-calibration flag */
fsat[MAXSTR],
fscuba[MAXSTR],
f1180[MAXSTR], /* Flag to start t1 @ halfdwell */
f2180[MAXSTR], /* Flag to start t2 @ halfdwell */
shib[MAXSTR], /* iburp for inversion during first inept */
Hshp[MAXSTR], /* proton inversion during chirp */
ddseq[MAXSTR],
shreb[MAXSTR], /* reburb hard during t2 */
co_shp[MAXSTR], /* shape of co 180 at 176 ppm */
CT_flg[MAXSTR],
codecseq[MAXSTR],
c180_flg[MAXSTR],
n_shift[MAXSTR],
shibca[MAXSTR],
shibcai[MAXSTR];
int phase, phase2, t2_counter, ni2, ni,
t1_counter; /* used for states tppi in t2,t1 */
double tau1, /* t1 delay */
tau2, /* t2 delay */
taua, /* ~ 1/4JCH = 1.7 ms; first inept */
mix, /* noesy mixing time */
TC, /* Variable CT period during t1 1/2JCC */
TC2, /* Variable CT period during t3 1/2JCC */
pwc, /* 90 c pulse at dhpwr */
tsatpwr, /* low level 1H trans.power for presat */
dhpwr, /* power level for high power 13C pulses on dec1 */
sw1, /* sweep width in f1 */
sw2, /* sweep width in f2 */
pwC,pwClvl,compC,pwN,pwNlvl,ppm,ofs,bw, /*used by Pbox */
d_ib,
pwib,
pwhshp,
pwd1, /* 2H flip back pulses */
d_reb,
pwreb,
ph_reb,
ph_reb1, /* only used if CT_flg=='y' and n_shift=='y' */
pwco180,
dhpwr2,
pwn,
d_co180,
pwcodec, /* carbon pw90 for seduce decoupling */
dpwrsed,
dressed,
d_ibca, /* power level for selective 13Ca pulse during CT-t2 */
pwibca, /* selective 13Ca pulse width */
gt1,
gt2,
gt3,
gt4,
gt5,
gt6,
gt7,
gt8,
gt9,
gt10,
gt11,
gt12,
gstab,
gzlvl1,
gzlvl2,
gzlvl3,
gzlvl4,
gzlvl5,
gzlvl6,
gzlvl7,
gzlvl8,
gzlvl9,
gzlvl10,
gzlvl11,
gzlvl12;
/* variables commented out are already defined by the system */
/* LOAD VARIABLES */
getstr("autocal",autocal);
getstr("fsat",fsat);
getstr("f1180",f1180);
getstr("f2180",f2180);
getstr("fscuba",fscuba);
getstr("ddseq",ddseq);
getstr("n_shift",n_shift);
getstr("Hshp",Hshp);
getstr("CT_flg",CT_flg);
getstr("c180_flg",c180_flg);
compC = getval("compC"); pwN=getval("pwN"); pwNlvl=getval("pwNlvl");
pwC = getval("pwC"); pwClvl=getval("pwClvl");
pwhshp = getval("pwhshp");
taua = getval("taua");
mix = getval("mix");
TC = getval("TC");
pwc = getval("pwc");
tpwr = getval("tpwr");
tsatpwr = getval("tsatpwr");
dhpwr = getval("dhpwr");
dpwr = getval("dpwr");
phase = (int) ( getval("phase") + 0.5);
phase2 = (int) ( getval("phase2") + 0.5);
sw1 = getval("sw1");
sw2 = getval("sw2");
ni2 = getval("ni2");
ni = getval("ni");
pwd1 = getval("pwd1");
ph_reb = getval("ph_reb");
ph_reb1 = getval("ph_reb1");
TC2 = getval("TC2");
dhpwr2 = getval("dhpwr2");
pwn = getval("pwn");
setautocal();
if(autocal[0]=='n')
{
getstr("shreb",shreb);
getstr("shib",shib);
getstr("shibca",shibca);
getstr("shibcai",shibcai);
getstr("co_shp",co_shp);
getstr("codecseq",codecseq);
d_reb = getval("d_reb");
pwreb = getval("pwreb");
d_ib = getval("d_ib");
pwib = getval("pwib");
d_ibca = getval("d_ibca");
pwibca = getval("pwibca");
d_co180 = getval("d_co180");
pwco180 = getval("pwco180");
pwcodec = getval("pwcodec");
dpwrsed = getval("dpwrsed");
dressed = getval("dressed");
}
else
{
/*strcpy(Hshp,"hard"); former declarations using TNMR.h syntax
strcpy(shreb,"Preb_5p");
strcpy(shib,"Pib_1p5");
strcpy(shibca,"Pib_35p");
strcpy(shibcai,"Pib_35pi");
strcpy(co_shp,"Psed_156p");
strcpy(codecseq,"Pdec_156p");*/
strcpy(Hshp,"hard");
strcpy(shreb,"Preb_5p");
strcpy(shib,"Pib_1p5");
strcpy(shibca,"Pib_35p");
strcpy(shibcai,"Pib_35pi");
strcpy(co_shp,"Psed_156p");
strcpy(codecseq,"Pdec_156p");
if (FIRST_FID)
{
ppm = getval("dfrq");
/* These are former declarations (at top) using TNMR.h syntax */
/*REB180 "reburp 110p 5p"*/ /* RE-BURP 180 on Cab at 24.6 ppm, 5 ppm away */
/*IB180 "iburp2 24.4p 1.5p"*/ /* I-BURP 180 on Me at 21.1 ppm, 1.5 ppm away */
/*IBCA "iburp2 24.4p 35p"*/ /* I-BURP 180 on Cab at 54.6 ppm, 35 ppm away */
/*IBCAI "iburp2 24.4p 35p"*/ /* I-BURP 180 on Cab at 54.6 ppm, 35 ppm away */
/*CO180 "seduce 30p 156p"*/ /* SEDUCE 180 on C' at 175.6 ppm 156 ppm away */
/*CODEC "WURST2 20p/4m 156p"*/ /* WURST2 decoupling on C' at 175.6 ppm 156 ppm away */
/*REB180ps "-stepsize 0.5 -attn i"*/ /* seduce 180 shape parameters */
/*CODECps "-dres 1.0 -maxincr 20.0 -attn i"*/
/*co180 = pbox(co_shp, CO180, REB180ps, dfrq, compC*pwc, dhpwr);*/
/*ibcai = pbox(shibcai, IBCAI, REB180ps, dfrq, compC*pwc, dhpwr);*/
/*ibca = pbox(shibca, IBCA, REB180ps, dfrq, compC*pwc, dhpwr);*/
/*ib180 = pbox(shib, IB180, REB180ps, dfrq, compC*pwc, dhpwr);*/
/*reb = pbox(shreb, REB180, REB180ps, dfrq, compC*pwc, dhpwr);*/
/*COdec = pbox(codecseq, CODEC, CODECps, dfrq, compC*pwc, dhpwr);*/
bw = 110.0*ppm; ofs = 5.0*ppm;
Preb_5p = pbox_Rsh("Preb_5p", "reburp", bw , ofs, compC*pwC, pwClvl);
bw = 24.4*ppm; ofs = 1.5*ppm;
Pib_1p5 = pbox_Rsh("Pib_1p5", "iburp2", bw , ofs, compC*pwC, pwClvl);
bw = 24.4*ppm; ofs = 35*ppm;
Pib_35p = pbox_Rsh("Pib_35p", "iburp2", bw , ofs, compC*pwC, pwClvl);
bw = 24.4*ppm; ofs = 35*ppm;
Pib_35pi = pbox_Rsh("Pib_35pi", "iburp2", bw , ofs, compC*pwC, pwClvl);
bw = 30.0*ppm; ofs = 156*ppm;
Psed_156p = pbox_Rsh("Psed_156p", "seduce", bw , ofs, compC*pwC, pwClvl);
bw = 20.0*ppm; ofs = 156*ppm;
Pdec_156p = pbox_Dsh("Pdec_156p", "WURST2", bw , ofs, compC*pwC, pwClvl);
ofs_check(H1ofs, C13ofs, N15ofs, H2ofs);
}
d_reb = Preb_5p.pwr; pwreb = Preb_5p.pw;
d_ib = Pib_1p5.pwr; pwib = Pib_1p5.pw;
d_ibca = Pib_35p.pwr; pwibca = Pib_35p.pw;
d_co180 = Psed_156p.pwr; pwco180 = Psed_156p.pw;
dpwrsed = Pdec_156p.pwr; pwcodec = 1.0/Pdec_156p.dmf; dressed = Pdec_156p.dres;
pwc=pwC; dhpwr=pwClvl; pwn=pwN; dhpwr2=pwNlvl; pwhshp=2.0*pw;
pwd1=1/dmf3; pwhshp=2.0*pw;
}
gt1 = getval("gt1");
gt2 = getval("gt2");
gt3 = getval("gt3");
gt4 = getval("gt4");
gt5 = getval("gt5");
gt6 = getval("gt6");
gt7 = getval("gt7");
gt8 = getval("gt8");
gt9 = getval("gt9");
gt10 = getval("gt10");
gt11 = getval("gt11");
gt12 = getval("gt12");
gstab = getval("gstab");
gzlvl1 = getval("gzlvl1");
gzlvl2 = getval("gzlvl2");
gzlvl3 = getval("gzlvl3");
gzlvl4 = getval("gzlvl4");
gzlvl5 = getval("gzlvl5");
gzlvl6 = getval("gzlvl6");
gzlvl7 = getval("gzlvl7");
gzlvl8 = getval("gzlvl8");
gzlvl9 = getval("gzlvl9");
gzlvl10 = getval("gzlvl10");
gzlvl11 = getval("gzlvl11");
gzlvl12 = getval("gzlvl12");
/* LOAD PHASE TABLE */
settable(t1,4,phi1);
settable(t2,8,phi2);
settable(t7,2,phi7);
settable(t8,2,phi8);
settable(t9,8,rec);
/* CHECK VALIDITY OF PARAMETER RANGES */
if(TC/2.0 - 0.5*(ni-1)*1/(sw1) - POWER_DELAY - 4.0e-6
- WFG3_START_DELAY - pwco180
- WFG3_STOP_DELAY - pwd1
- gt4 - gstab -2.0e-6 - POWER_DELAY
- 4.0e-6 - WFG_START_DELAY < 0.2e-6)
{
printf(" ni is too big\n");
psg_abort(1);
}
if(CT_flg[A] == 'y' && n_shift[A] == 'n') {
if(TC2/2.0 - 0.5*(ni2-1)*1/(sw2) - POWER_DELAY - 4.0e-6
- WFG3_START_DELAY - pwco180
- WFG3_STOP_DELAY - pwd1
- gt10 - gstab -2.0e-6 - POWER_DELAY
- 4.0e-6 - WFG_START_DELAY < 0.2e-6)
{
printf(" ni2 is too big\n");
psg_abort(1);
}
}
if(CT_flg[A] == 'y' && n_shift[A] == 'y') {
if(TC2/2.0 - 0.5*(ni2-1)/sw2 - POWER_DELAY
- 4.0e-6 - WFG3_START_DELAY - pwco180
- WFG3_STOP_DELAY - 2.0e-6 - POWER_DELAY - WFG_START_DELAY
- 4.0e-6 - pwibca - WFG_STOP_DELAY - pwd1
- gt10 - gstab -2.0e-6 - POWER_DELAY
- 4.0e-6 - WFG3_START_DELAY < 0.2e-6)
{
printf(" ni2 is too big\n");
psg_abort(1);
}
}
if((dm[A] == 'y' || dm[B] == 'y' ))
{
printf("incorrect dec1 decoupler flags! ");
psg_abort(1);
}
if((dm2[A] == 'y' || dm2[B] == 'y'))
{
printf("incorrect dec2 decoupler flags! ");
psg_abort(1);
}
if((dm3[A] == 'y' || dm3[B] == 'y' || dm3[C] == 'y'))
{
printf("incorrect dec3 decoupler flags! ");
psg_abort(1);
}
if( tsatpwr > 6 )
{
printf("TSATPWR too large !!! ");
psg_abort(1);
}
if( dpwr > 48 )
{
printf("don't fry the probe, DPWR too large! ");
psg_abort(1);
}
if( d_ib > 54 )
{
printf("don't fry the probe, d_ib too large! ");
psg_abort(1);
}
if( dpwr2 > 49 )
{
printf("don't fry the probe, DPWR2 too large! ");
psg_abort(1);
}
if( dpwr3 > 51 )
{
printf("don't fry the probe, DPWR3 too large! ");
psg_abort(1);
}
if( dhpwr > 63 )
{
printf("don't fry the probe, DHPWR too large! ");
psg_abort(1);
}
if( pw > 200.0e-6 )
{
printf("dont fry the probe, pw too high ! ");
psg_abort(1);
}
if( pwd1 < 100.0e-6 && pwd1 != 0.0)
{
printf("dont fry the probe, pwd1 too short and dpwr3 too high! ");
psg_abort(1);
}
if(d_co180 > 50)
{
printf("dont fry the probe, d_co180 is too high\n ");
psg_abort(1);
}
if(((pwco180 > 250e-6) || (pwco180 < 200e-6)) && (autocal[A] == 'n'))
{
printf("pwco180 is misset < 250 us > 200 us\n");
psg_abort(1);
}
if(dpwrsed > 45)
{
printf("dpwrsed is misset < 46\n");
psg_abort(1);
}
if(gt1 > 15e-3 || gt2 > 15e-3 || gt3 > 15e-3 ||
gt4 > 15e-3 || gt5 > 15e-3 || gt6 > 15e-3 ||
gt7 > 15e-3 || gt8 > 15e-3 || gt9 > 15e-3 ||
gt10 > 15e-3 || gt11 > 15e-3 || gt12 > 15e-3)
{
printf("gradients on for too long. Must be < 15e-3 \n");
psg_abort(1);
}
/* Phase incrementation for hypercomplex 2D data */
if (phase2 == 2) {
tsadd(t2,1,4);
}
if (phase == 2)
tsadd(t1,1,4);
/* Set up f2180 tau2 = t2 */
tau2 = d3;
if(CT_flg[A] == 'y') {
if(f2180[A] == 'y') {
tau2 += ( 1.0 / (2.0*sw2) );
}
}
if(CT_flg[A] == 'n' && n_shift[A] == 'n') {
if(f2180[A] == 'y') {
tau2 += ( 1.0 / (2.0*sw2) - 4.0/PI*pwc - POWER_DELAY
- PRG_START_DELAY - 4.0*pw - 4.0e-6 - 2.0*pwn
- PRG_STOP_DELAY - POWER_DELAY - 4.0e-6);
if(tau2 < 0.0 && ix == 1)
printf("tau2 start2 negative; decrease sw2\n");
}
if(f2180[A] == 'n') {
tau2 = ( tau2 - 4.0/PI*pwc - POWER_DELAY
- PRG_START_DELAY - 4.0*pw - 4.0e-6 - 2.0*pwn
- PRG_STOP_DELAY - POWER_DELAY - 4.0e-6);
}
}
if(CT_flg[A] == 'n' && n_shift[A] == 'y') {
if(f2180[A] == 'y') {
tau2 += ( 1.0 / (2.0*sw2) - 4.0/PI*pwn - POWER_DELAY
- PRG_START_DELAY - 4.0*pw - 4.0e-6
- PRG_STOP_DELAY - POWER_DELAY - 4.0e-6);
if(tau2 < 0.0 && ix == 1)
printf("tau2 start2 negative; decrease sw2\n");
}
if(f2180[A] == 'n') {
tau2 = ( tau2 - 4.0/PI*pwn - POWER_DELAY
- PRG_START_DELAY - 4.0*pw - 4.0e-6
- PRG_STOP_DELAY - POWER_DELAY - 4.0e-6);
}
}
if(tau2 < 0.4e-6) tau2 = 0.4e-6;
tau2 = tau2/2.0;
/* Set up f1180 tau1 = t1 */
tau1 = d2;
if(f1180[A] == 'y') {
tau1 += ( 1.0 / (2.0*sw1) );
}
if(tau1 < 0.4e-6) tau1 = 0.4e-6;
tau1 = tau1/2.0;
/* Calculate modifications to phases for States-TPPI acquisition */
if( ix == 1) d2_init = d2 ;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5 );
if(t1_counter % 2) {
tsadd(t1,2,4);
tsadd(t9,2,4);
}
if( ix == 1) d3_init = d3 ;
t2_counter = (int) ( (d3-d3_init)*sw2 + 0.5 );
if(t2_counter % 2) {
tsadd(t2,2,4);
tsadd(t9,2,4);
}
/* BEGIN ACTUAL PULSE SEQUENCE */
status(A);
obspower(tsatpwr); /* Set transmitter power for 1H presaturation */
decpower(dhpwr); /* Set Dec1 power for hard 13C pulses */
dec2power(dhpwr2); /* Set Dec2 power for hard 15N pulses */
dec3power(dpwr3); /* Set Dec3 power for 2H pulses */
/* Presaturation Period */
if (fsat[0] == 'y')
{
delay(2.0e-5);
rgpulse(d1,zero,2.0e-6,2.0e-6); /* presat */
obspower(tpwr); /* Set transmitter power for hard 1H pulses */
delay(2.0e-5);
if(fscuba[0] == 'y')
{
delay(2.2e-2);
rgpulse(pw,zero,2.0e-6,0.0);
rgpulse(2*pw,one,2.0e-6,0.0);
rgpulse(pw,zero,2.0e-6,0.0);
delay(2.2e-2);
}
}
else
{
delay(d1);
}
obspower(tpwr); /* Set transmitter power for hard 1H pulses */
txphase(zero);
dec2phase(zero);
decphase(zero);
delay(1.0e-5);
/* Begin Pulses */
status(B);
rcvroff();
lk_hold();
delay(20.0e-6);
/* first ensure that magnetization does infact start on H and not C */
decrgpulse(pwc,zero,2.0e-6,2.0e-6);
delay(2.0e-6);
zgradpulse(gzlvl1,gt1);
delay(gstab);
decpower(d_ib); /* set power for chirp during inept */
delay(4e-6);
/* this is the real start */
rgpulse(pw,zero,0.0,0.0); /* 90 deg 1H pulse */
delay(2.0e-6);
zgradpulse(gzlvl2,gt2);
delay(2.0e-6);
delay(taua - gt2 - 4.0e-6 - WFG2_START_DELAY); /* taua <= 1/4JCH */
simshaped_pulse(Hshp,shib,pwhshp,pwib,zero,zero,0.0,0.0);
decphase(zero);
txphase(one); decphase(t1);
decpower(dhpwr);
delay(2.0e-6);
zgradpulse(gzlvl2,gt2);
delay(2.0e-6);
delay(taua - gt2 - 4.0e-6 - WFG2_STOP_DELAY - POWER_DELAY);
rgpulse(pw,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
zgradpulse(gzlvl3,gt3);
delay(gstab);
decrgpulse(pwc,t1,0.0,0.0);
decphase(zero);
delay(tau1);
decpower(d_co180);
sim3shaped_pulse(Hshp,co_shp,"hard",pwhshp,pwco180,2.0*pwn,zero,zero,zero,4.0e-6,0.0);
delay(TC/2.0 - tau1 - POWER_DELAY - 4.0e-6 - WFG3_START_DELAY - pwco180
- WFG3_STOP_DELAY - pwd1
- gt4 - gstab -2.0e-6 - POWER_DELAY
- 4.0e-6 - WFG_START_DELAY);
dec3rgpulse(pwd1,zero,0.0,0.0);
delay(tau1);
delay(2.0e-6);
zgradpulse(gzlvl4,gt4);
delay(gstab);
initval(1.0,v3);
decstepsize(ph_reb);
dcplrphase(v3);
decpower(d_reb);
decshaped_pulse(shreb,pwreb,zero,4.0e-6,0.0);
dcplrphase(zero);
decphase(zero); decpower(dhpwr);
delay(2.0e-6);
zgradpulse(gzlvl4,gt4);
delay(gstab);
delay(TC/2.0 - tau1 - WFG_STOP_DELAY - POWER_DELAY
- gt4 - gstab -2.0e-6);
decrgpulse(pwc,zero,0.0,0.0);
dec3rgpulse(pwd1,two,4.0e-6,0.0);
delay(2.0e-6);
zgradpulse(gzlvl5,gt5);
delay(gstab);
rgpulse(pw,zero,0.0,0.0);
delay(2.0e-6);
zgradpulse(gzlvl6,gt6);
delay(gstab);
decpower(d_ib);
delay(taua - gt6 - 4.0e-6 - WFG2_START_DELAY - POWER_DELAY);
simshaped_pulse(Hshp,shib,pwhshp,pwib,zero,zero,0.0,0.0);
decphase(zero);
delay(2.0e-6);
zgradpulse(gzlvl6,gt6);
delay(gstab);
decpower(dhpwr);
txphase(one);
delay(taua - gt6 - gstab -2.0e-6 - POWER_DELAY - WFG2_STOP_DELAY);
rgpulse(pw,one,0.0,0.0);
txphase(zero);
delay(mix - gt7 - 352.0e-6);
decrgpulse(pwc,zero,0.0,0.0);
delay(2.0e-6);
zgradpulse(gzlvl7,gt7);
delay(gstab);
decpower(d_ib); /* set power level for iburp */
rgpulse(pw,zero,0.0,0.0); /* 90 deg 1H pulse */
delay(2.0e-6);
zgradpulse(gzlvl8,gt8);
delay(2.0e-6);
if(n_shift[A] == 'n') {
delay(taua - gt8 - 4.0e-6 - WFG2_START_DELAY); /* taua <= 1/4JCH */
simshaped_pulse(Hshp,shib,pwhshp,pwib,zero,zero,0.0,0.0);
decphase(zero);
}
else {
delay(taua - gt8 - 4.0e-6 - WFG3_START_DELAY);
sim3shaped_pulse(Hshp,shib,"hard",pwhshp,pwib,2.0*pwn,zero,zero,zero,0.0,0.0);
}
txphase(one); decphase(t2);
decpower(dhpwr);
delay(2.0e-6);
zgradpulse(gzlvl8,gt8);
delay(2.0e-6);
if(n_shift[A] == 'n')
delay(taua - gt8 - 4.0e-6 - WFG2_STOP_DELAY - POWER_DELAY);
else
delay(taua - gt8 - 4.0e-6 - WFG3_STOP_DELAY - POWER_DELAY);
rgpulse(pw,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
zgradpulse(gzlvl9,gt9);
delay(gstab);
if(CT_flg[A] == 'y' && n_shift[A] == 'n') {
decrgpulse(pwc,t2,0.0,0.0);
decphase(zero);
delay(tau2);
decpower(d_co180);
sim3shaped_pulse(Hshp,co_shp,"hard",pwhshp,pwco180,2.0*pwn,zero,zero,zero,4.0e-6,0.0);
delay(TC2/2.0 - tau2 - POWER_DELAY - 4.0e-6 - WFG3_START_DELAY - pwco180
- WFG3_STOP_DELAY - pwd1
- gt10 - gstab -2.0e-6 - POWER_DELAY
- 4.0e-6 - WFG_START_DELAY);
dec3rgpulse(pwd1,zero,0.0,0.0);
delay(tau2);
delay(2.0e-6);
zgradpulse(gzlvl10,gt10);
delay(gstab);
initval(1.0,v4);
decstepsize(ph_reb);
dcplrphase(v4);
decpower(d_reb);
decshaped_pulse(shreb,pwreb,zero,4.0e-6,0.0);
dcplrphase(zero);
decphase(zero); decpower(dhpwr);
delay(2.0e-6);
zgradpulse(gzlvl10,gt10);
delay(gstab);
delay(TC2/2.0 - tau2 - WFG_STOP_DELAY - POWER_DELAY
- gt10 - gstab -2.0e-6);
decrgpulse(pwc,zero,0.0,0.0);
dec3rgpulse(pwd1,two,4.0e-6,0.0);
}
if(CT_flg[A] == 'y' && n_shift[A] == 'y') {
dec2phase(t2); delay(2.0e-6);
dec2rgpulse((pwn-pwc)/2.0,t2,0.0,0.0);
sim3pulse(0.0e-6,pwc,pwc,zero,t2,t2,0.0,0.0);
dec2rgpulse((pwn-pwc)/2.0,t2,0.0,0.0);
decphase(zero);
delay(tau2);
decphase(zero);
decpower(d_co180);
sim3shaped_pulse(Hshp,co_shp,"hard",pwhshp,pwco180,0.0e-6,zero,zero,zero,4.0e-6,2.0e-6);
decpower(d_ibca);
decshaped_pulse(shibca,pwibca,zero,4.0e-6,0.0);
decphase(zero);
delay(TC2/2.0 - tau2 - POWER_DELAY - 4.0e-6 - WFG3_START_DELAY - pwco180
- WFG3_STOP_DELAY - 2.0e-6 - POWER_DELAY - WFG_START_DELAY
- 4.0e-6 - pwibca - WFG_STOP_DELAY - pwd1
- gt10 - gstab -2.0e-6 - POWER_DELAY
- 4.0e-6 - WFG3_START_DELAY);
dec3rgpulse(pwd1,zero,0.0,0.0);
delay(tau2);
delay(2.0e-6);
zgradpulse(gzlvl10,gt10);
delay(gstab);
initval(1.0,v4);
decstepsize(ph_reb1);
dcplrphase(v4);
decpower(d_reb);
sim3shaped_pulse("hard",shreb,"hard",0.0e-6,pwreb,2.0*pwn,zero,zero,zero,4.0e-6,0.0);
dcplrphase(zero);
decphase(t7); decpower(d_ibca);
decshaped_pulse(shibcai,pwibca,t7,4.0e-6,0.0);
decpower(dhpwr); decphase(zero);
delay(2.0e-6);
zgradpulse(gzlvl10,gt10);
delay(gstab);
delay(TC2/2.0 - tau2 - WFG3_STOP_DELAY - POWER_DELAY
- 4.0e-6 - WFG_START_DELAY - pwibca - WFG_STOP_DELAY
- POWER_DELAY
- gt10 - gstab -2.0e-6);
dec2rgpulse((pwn-pwc)/2.0,zero,0.0,0.0);
sim3pulse(0.0e-6,pwc,pwc,zero,zero,zero,0.0,0.0);
dec2rgpulse((pwn-pwc)/2.0,zero,0.0,0.0);
dec3rgpulse(pwd1,two,4.0e-6,0.0);
}
if(CT_flg[A] == 'n' && n_shift[A] == 'n') {
txphase(one);
decrgpulse(pwc,t2,0.0,0.0);
if(c180_flg[A] == 'n')
{
decphase(zero);
/* seduce on */
decpower(dpwrsed);
decprgon(codecseq,pwcodec,dressed);
decon();
/* seduce on */
delay(tau2);
rgpulse(pw,one,0.0,0.0);
rgpulse(2.0*pw,zero,2.0e-6,0.0);
rgpulse(pw,one,2.0e-6,0.0);
dec2rgpulse(2.0*pwn,zero,0.0,0.0);
delay(tau2);
/* seduce off */
decoff();
decprgoff();
decpower(dhpwr);
/* seduce off */
}
else
decrgpulse(2.0*pwc,zero,4.0e-6,0.0);
decrgpulse(pwc,zero,4.0e-6,0.0);
}
if(CT_flg[A] == 'n' && n_shift[A] == 'y') {
txphase(one); dec2phase(t2);
dec2rgpulse((PI-2.0)/PI*(pwn-pwc),t2,2.0e-6,0.0);
sim3pulse(0.0e-6,pwc,pwc,zero,t2,t2,0.0,0.0);
dec2rgpulse((2.0/PI)*(pwn-pwc),t2,0.0,0.0);
if(c180_flg[A] == 'n')
{
decphase(zero);
/* seduce on */
decpower(dpwrsed);
decprgon(codecseq,pwcodec,dressed);
decon();
/* seduce on */
delay(tau2);
rgpulse(pw,one,0.0,0.0);
rgpulse(2.0*pw,zero,2.0e-6,0.0);
rgpulse(pw,one,2.0e-6,0.0);
delay(tau2);
/* seduce off */
decoff();
decprgoff(); /* note that ca-n evolves ; keep t2,max <= 9.5ms */
decpower(dhpwr);
/* seduce off */
}
else
sim3pulse(0.0,2.0*pwc,2.0*pwn,zero,zero,zero,4.0e-6,0.0);
dec2rgpulse((2.0/PI)*(pwn-pwc),zero,4.0e-6,0.0);
sim3pulse(0.0e-6,pwc,pwc,zero,zero,zero,0.0,0.0);
dec2rgpulse((PI-2.0)/PI*(pwn-pwc),zero,0.0,0.0);
}
delay(2.0e-6);
zgradpulse(gzlvl11,gt11);
delay(gstab);
lk_sample();
rgpulse(pw,t8,4.0e-6,0.0); /* 90 deg 1H pulse */
delay(2.0e-6);
zgradpulse(gzlvl12,gt12);
delay(2.0e-6);
decpower(d_ib);
if(n_shift[A] == 'n') {
delay(taua - gt12 - 4.0e-6 - WFG2_START_DELAY - POWER_DELAY);
simshaped_pulse(Hshp,shib,pwhshp,pwib,t8,zero,0.0,0.0);
decphase(zero);
}
else {
delay(taua - gt12 - 4.0e-6 - WFG3_START_DELAY - POWER_DELAY);
sim3shaped_pulse(Hshp,shib,"hard",pwhshp,pwib,2.0*pwn,t8,zero,zero,0.0,0.0);
}
delay(2.0e-6);
zgradpulse(gzlvl12,gt12);
delay(2.0e-6);
if(n_shift[A] == 'n')
delay(taua - gt12 - 4.0e-6 - WFG2_STOP_DELAY - 2.0*POWER_DELAY);
else
delay(taua - gt12 - 4.0e-6 - WFG3_STOP_DELAY - 2.0*POWER_DELAY);
decpower(dpwr); /* Set power for decoupling */
dec2power(dpwr2); /* Set power for decoupling */
rgpulse(pw,t8,0.0,rof2);
/* BEGIN ACQUISITION */
status(C);
setreceiver(t9);
}
pulsesequence()
{
char
shname1[MAXSTR],
f1180[MAXSTR],
f2180[MAXSTR],
SE_flg[MAXSTR],
href_flg[MAXSTR]; /*gradient flag */
int icosel=1,
t1_counter,
t2_counter,
ni2 = getval("ni2"),
phase;
double d2_init=0.0,
d3_init=0.0,
pwS1,pwS2,pwS3,pwS4,pwS5,pwS6,
lambda = getval("lambda"),
gzlvl1 = getval("gzlvl1"),
gzlvl2 = getval("gzlvl2"),
gzlvl3 = getval("gzlvl3"),
gzlvl4 = getval("gzlvl4"),
gzlvl5 = getval("gzlvl5"),
gzlvl6 = getval("gzlvl6"),
gt1 = getval("gt1"),
gt3 = getval("gt3"),
gt4 = getval("gt4"),
gt5 = getval("gt5"),
gt6 = getval("gt6"),
gstab = getval("gstab"),
tpwrsf = getval("tpwrsf"),
shlvl1,
shpw1,
pwClvl = getval("pwClvl"),
pwNlvl = getval("pwNlvl"),
pwN = getval("pwN"),
dpwr2 = getval("dpwr2"),
d2 = getval("d2"),
shbw = getval("shbw"),
shofs = getval("shofs")-4.77,
timeTN = getval("timeTN"),
tau1 = getval("tau1"),
tau2 = getval("tau2"),
taunh = getval("taunh");
getstr("shname1", shname1);
getstr("SE_flg",SE_flg);
getstr("f1180",f1180);
getstr("f2180",f2180);
getstr("href_flg",href_flg);
phase = (int) (getval("phase") + 0.5);
settable(t1,4,phi1);
settable(t3,4,phi3);
settable(t5,4,phi5);
settable(t10,1,phi10);
settable(t12,4,phi12);
settable(t13,4,phi13);
/* INITIALIZE VARIABLES */
shpw1 = pw*8.0;
shlvl1 = tpwr;
pwS1 = c13pulsepw("co", "ca", "sinc", 90.0);
pwS2 = c13pulsepw("co", "ca", "sinc", 180.0);
pwS3 = c13pulsepw("ca", "co", "square", 180.0);
pwS4 = h_shapedpw("eburp2",shbw,shofs,zero, 0.0, 0.0);
pwS6 = h_shapedpw("reburp",shbw,shofs,zero, 0.0, 0.0);
pwS5 = h_shapedpw("pc9f",shbw,shofs,zero, 2.0e-6, 0.0);
if (SE_flg[0] == 'y')
{
if ( ni2*1/(sw2)/2.0 > (timeTN-pwS2*0.5-pwS4))
{ printf(" ni2 is too big. Make ni2 equal to %d or less.\n",
((int)((timeTN-pwS2*0.5-pwS4)*2.0*sw2))); psg_abort(1);}
}
else
{
if ( ni2*1/(sw2)/2.0 > (timeTN-pwS2*0.5))
{ printf(" ni2 is too big. Make ni2 equal to %d or less.\n",
((int)((timeTN-pwS2*0.5)*2.0*sw2))); psg_abort(1);}
}
if (phase == 1) ;
if (phase == 2) tsadd(t1,1,4);
if (SE_flg[0] =='y')
{
if (phase2 == 2) {tsadd(t10,2,4); icosel = +1;}
else icosel = -1;
}
else
{
if (phase2 == 2) {tsadd(t3,1,4);tsadd(t5,1,4);}
}
tau1 = d2;
if((f1180[A] == 'y') )
{ tau1 += ( 1.0 / (2.0*sw1) ); if(tau1 < 0.2e-6) tau1 = 0.0; }
tau1 = tau1;
tau2 = d3;
if((f2180[A] == 'y') )
{ tau2 += ( 1.0 / (2.0*sw2) ); if(tau2 < 0.2e-6) tau2 = 0.0; }
tau2 = tau2;
if( ix == 1) d2_init = d2;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5 );
if(t1_counter % 2)
{ tsadd(t1,2,4); tsadd(t12,2,4); tsadd(t13,2,4); }
if( ix == 1) d3_init = d3;
t2_counter = (int) ( (d3-d3_init)*sw2 + 0.5 );
if(t2_counter % 2)
{ tsadd(t3,2,4); tsadd(t5,2,4);tsadd(t12,2,4); tsadd(t13,2,4); }
status(A);
rcvroff();
decpower(pwClvl);
decoffset(dof);
dec2power(pwNlvl);
dec2offset(dof2);
obspwrf(tpwrsf);
decpwrf(4095.0);
obsoffset(tof);
set_c13offset("co");
zgradpulse(gzlvl6, gt6);
delay(1.0e-4);
delay(d1-g6);
lk_hold();
h_shapedpulse("pc9f",shbw,shofs,zero, 2.0e-6, 0.0);
delay(lambda-pwS5*0.5-pwS6*0.4);
h_sim3shapedpulse("reburp",shbw,shofs,0.0,2.0*pwN, one, zero, zero, 0.0, 0.0);
delay(lambda-pwS5*0.5-pwS6*0.4);
h_shapedpulse("pc9f_",shbw,shofs,one, 0.0, 0.0);
obspower(shlvl1);
/**************************************************************************/
dec2rgpulse(pwN,zero,0.0,0.0);
zgradpulse(gzlvl4, gt3);
delay(timeTN-pwS2*0.5-gt3);
sim3_c13pulse("", "co", "ca", "sinc", "", 0.0, 180.0, 2.0*pwN,
zero, zero, zero, 2.0e-6, 2.0e-6);
if (href_flg[0] == 'y')
{
delay(timeTN-pwS2*0.5-taunh*0.5-shpw1);
shaped_pulse(shname1,shpw1,two,0.0,0.0);
zgradpulse(gzlvl4, gt3);
delay(taunh*0.5-gt3);
dec2rgpulse(pwN,zero,0.0,0.0);
}
else
{
delay(timeTN-pwS2*0.5-taunh*0.5);
zgradpulse(gzlvl4, gt3);
delay(taunh*0.5-gt3);
dec2rgpulse(pwN,one,0.0,0.0);
}
/**************************************************************************/
/* xxxxxxxxxxxxxxxxxxxxxx 13CO EVOLUTION xxxxxxxxxxxxxxxxxx */
/**************************************************************************/
c13pulse("co", "ca", "sinc", 90.0, t1, 2.0e-6, 0.0);
delay(tau1*0.5);
sim3shaped_pulse(shname1,"","",shpw1,0.0,pwN*2.0,zero,zero,zero,2.0e-6,0.0);
delay(tau1*0.5);
c13pulse("co", "ca", "sinc", 180.0, zero, 0.0, 0.0);
dec2rgpulse(pwN*2.0,zero,0.0,0.0);
if (pwN*2.0 <shpw1) delay(shpw1-pwN*2.0);
c13pulse("co", "ca", "sinc", 90.0, zero, 0.0, 0.0);
/**************************************************************************/
obspower(shlvl1);
if (href_flg[0] == 'y')
{
shaped_pulse(shname1,shpw1,two,0.0,0.0);
dec2rgpulse(pwN,t3,0.0,0.0);
}
else
dec2rgpulse(pwN,t5,0.0,0.0);
if (SE_flg[0] == 'y')
{
if (href_flg[0] == 'y')
{
delay(tau2*0.5);
c13pulse("ca", "co", "square", 180.0, zero, 0.0, 0.0);
delay(taunh*0.5-pwS3);
shaped_pulse(shname1,shpw1,two,0.0,0.0);
delay(timeTN-pwS2*0.5-shpw1-taunh*0.5-gt1-1.0e-4);
}
else
{
delay(tau2*0.5);
sim_c13pulse(shname1,"ca", "co", "square",shpw1, 180.0, two,zero, 0.0, 0.0);
if (shpw1 >= pwS3) delay(taunh*0.5-shpw1);
else delay(taunh*0.5-pwS3);
delay(timeTN-pwS2*0.5-taunh*0.5-gt1-1.0e-4);
}
zgradpulse(-gzlvl1, gt1);
delay(1.0e-4);
sim3_c13pulse("", "co", "ca", "sinc", "", 0.0, 180.0, 2.0*pwN,
zero, zero, zero, 2.0e-6, 2.0e-6);
delay(timeTN-pwS2*0.5-tau2*0.5-pwS4);
h_shapedpulse("eburp2",shbw,shofs,zero, 2.0e-6, 0.0);
dec2rgpulse(pwN, t10, 0.0, 0.0);
}
else
{
if (href_flg[0] == 'y')
{
delay(tau2*0.5);
c13pulse("ca", "co", "square", 180.0, zero, 0.0, 0.0);
delay(taunh*0.5-pwS3);
shaped_pulse(shname1,shpw1,two,0.0,0.0);
delay(timeTN-pwS2*0.5-shpw1-taunh*0.5);
}
else
{
delay(tau2*0.5);
sim_c13pulse(shname1,"ca", "co", "square",shpw1, 180.0, two,zero, 0.0, 0.0);
if (shpw1 >= pwS3) delay(taunh*0.5-shpw1);
else delay(taunh*0.5-pwS3);
delay(timeTN-pwS2*0.5-taunh*0.5);
}
sim3_c13pulse("", "co", "ca", "sinc", "", 0.0, 180.0, 2.0*pwN,
zero, zero, zero, 2.0e-6, 2.0e-6);
delay(timeTN-pwS2*0.5-tau2*0.5);
dec2rgpulse(pwN, zero, 0.0, 0.0);
}
/**************************************************************************/
if (SE_flg[0] == 'y')
{
zgradpulse(gzlvl5, gt5);
delay(lambda-pwS6*0.4 - gt5);
h_sim3shapedpulse("reburp",shbw,shofs,0.0,2.0*pwN, zero, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl5, gt5);
delay(lambda-pwS6*0.4 - gt5);
dec2rgpulse(pwN, one, 0.0, 0.0);
h_shapedpulse("eburp2_",shbw,shofs,one, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
delay(lambda-pwS4*0.5-pwS6*0.4);
h_sim3shapedpulse("reburp",shbw,shofs,0.0,2.0*pwN, zero, zero, zero, 0.0, 0.0);
dec2phase(t10);
delay(lambda-pwS4*0.5-pwS6*0.4);
h_shapedpulse("eburp2",shbw,shofs,zero, 0.0, 0.0);
delay((gt1/10.0) + 1.0e-4 +gstab + 2.0*GRADIENT_DELAY + POWER_DELAY);
h_shapedpulse("reburp",shbw,shofs,zero, 0.0, rof2);
zgradpulse(icosel*gzlvl2, gt1/10.0); /* 2.0*GRADIENT_DELAY */
delay(gstab);
}
else
{
h_shapedpulse("eburp2",shbw,shofs,zero, 2.0e-6, 0.0);
zgradpulse(gzlvl5, gt5);
delay(lambda-pwS6*0.4 - gt5);
h_sim3shapedpulse("reburp",shbw,shofs,0.0,2.0*pwN, zero, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl5, gt5);
delay(lambda-pwS6*0.4 - gt5-POWER_DELAY-1.0e-4);
}
dec2power(dpwr2); /* POWER_DELAY */
lk_sample();
if (SE_flg[0] == 'y')
setreceiver(t13);
else
setreceiver(t12);
rcvron();
statusdelay(C,1.0e-4 );
}
pulsesequence()
{
/* DECLARE VARIABLES */
char
satmode[MAXSTR],
f1180[MAXSTR],
abfilter[MAXSTR]; /* set 'a' for inphase and 'b' for antiphase */
int t1_counter,icosel,first_FID;
double /* DELAYS */
tau1, /* t1/2 */
tauhn,taunco,taucoca,taunca,tauhaca,taucaha,taucacb,
/* COUPLINGS */
jhn = getval("jhn"),
jnco = getval("jnco"),
jcoca = getval("jcoca"),
jnca = getval("jnca"),
jhaca = getval("jhaca"),
jcaha = getval("jcaha"),
jcacb = getval("jcacb"),
/* PULSES */
pwN = getval("pwN"), /* PW90 for N-nuc */
pwC = getval("pwC"), /* PW90 for C-nuc */
pwHs = getval("pwHs"),
/* POWER LEVELS */
satpwr = getval("satpwr"), /* low power level for presat */
tpwrsf_d = getval("tpwrsf_d"), /* fine power level for first pwHs */
tpwrsf_u = getval("tpwrsf_u"), /* fine power level for second pwHs */
tpwrs,
pwClvl = getval("pwClvl"), /* power level for C hard pulses */
compC = getval("compC"), /* amplifier compression factor */
compH = getval("compH"), /* amplifier compression factor */
pwNlvl = getval("pwNlvl"), /* power level for N hard pulses */
rf90onco,pw90onco, /* power level/pw for CO 90 pulses */
rf180onco,pw180onco, /* power level/pw for CO 180 pulses */
rf180offca,pw180offca, /* power level/pw for CA 180 pulses */
/* CONSTANTS */
kappa,
lambda = getval("lambda"), /* scaling factor for JNCa */
/* GRADIENT DELAYS AND LEVELS */
gt0 = getval("gt0"), /* gradient time */
gt1 = getval("gt1"), /* gradient time */
gt3 = getval("gt3"), /* gradient time */
gt5 = getval("gt5"),
gstab = getval("gstab"),
gzlvl0 = getval("gzlvl0"), /* level of gradient */
gzlvl1 = getval("gzlvl1"),
gzlvl2 = getval("gzlvl2"),
gzlvl3 = getval("gzlvl3"),
gzlvl5 = getval("gzlvl5");
/* LOAD VARIABLES */
getstr("satmode",satmode);
getstr("f1180",f1180);
getstr("abfilter",abfilter);
/* check validity of parameter range */
if ((dm[A] == 'y' || dm[B] == 'y' || dm[C] == 'y' ))
{
printf("incorrect Dec1 decoupler flags! ");
psg_abort(1);
}
if ((dm2[A] == 'y' || dm2[B] == 'y' || dm2[C] == 'y' ))
{
printf("incorrect Dec2 decoupler flags! ");
psg_abort(1);
}
if ( satpwr > 8 )
{
printf("satpwr too large !!! ");
psg_abort(1);
}
if ( dpwr > 50 )
{
printf("don't fry the probe, dpwr too large! ");
psg_abort(1);
}
if ( dpwr2 > 50 )
{
printf("don't fry the probe, dpwr2 too large! ");
psg_abort(1);
}
/* LOAD VARIABLES */
settable(t1, 1, phi1);
settable(t2, 1, phi2);
settable(t3, 1, phi3);
settable(t4, 2, phi4);
settable(t6, 4, phi6);
settable(t7, 2, phi7);
/* INITIALIZE VARIABLES AND POWER LEVELS FOR PULSES */
tauhn = ((jhn != 0.0) ? 1/(4*(jhn)) : 2.25e-3);
taunco = ((jnco !=0.0) ? 1/(4*(jnco)) : 16.6e-3);
taucoca = ((jcoca !=0.0) ? 1/(4*(jcoca)) : 4.5e-3);
taunca = ((jnca !=0.0) ? 1/(4*(jnca)) : 12e-3);
tauhaca = ((jhaca !=0.0) ? 1/(4*(jhaca)) : 12e-3);
taucaha = ((jcaha !=0.0) ? 1/(4*(jcaha)) : 12e-3);
taucacb = ((jcacb !=0.0) ? 1/(4*(jcacb)) : 12e-3);
if((getval("arraydim") < 1.5) || (ix==1))
first_FID = 1;
else
first_FID = 0;
/* 90 degree pulse on CO, null at Ca 118ppm away */
pw90onco = sqrt(15.0)/(4.0*118.0*dfrq);
rf90onco = (4095.0*pwC*compC)/pw90onco;
rf90onco = (int) (rf90onco + 0.5);
if(rf90onco > 4095.0)
{
if(first_FID)
printf("insufficient power for pw90onco -> rf90onco (%.0f)\n", rf90onco);
rf90onco = 4095.0;
pw90onco = pwC;
}
/* 180 degree pulse on CO, null at Ca 118ppm away */
pw180onco = sqrt(3.0)/(2.0*118.0*dfrq);
rf180onco = (4095.0*pwC*compC*2.0)/pw180onco;
rf180onco = (int) (rf180onco + 0.5);
if(rf180onco > 4095.0)
{
if(first_FID)
printf("insufficient power for pw180onco -> rf180onco (%.0f)\n", rf180onco);
rf180onco = 4095.0;
pw180onco = pwC*2.0;
}
pw180offca = pw180onco; rf180offca = rf180onco;
/* Phase incrementation for hypercomplex data */
kappa=(taunco - tauhn - gt1 - gstab)/(0.5*ni/sw1)-0.001;
if (kappa > 1.0)
{
kappa=1.0-0.01;
}
if ( phase1 == 1) /* Hypercomplex in t2 */
{
icosel = -1;
tsadd(t2, 2, 4);
tsadd(t3, 2, 4);
}
else icosel = 1;
if (ix == 1)
printf("semi constant-time factor %4.6f\n",kappa);
/* calculate modification to phases based on current t1 values
to achieve States-TPPI acquisition */
if (ix == 1)
d2_init = d2;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5);
if (t1_counter %2) /* STATES-TPPI */
{
tsadd(t1,2,4);
tsadd(t7,2,4);
}
/* set up so that get (-90,180) phase corrects in F1 if f1180 flag is y */
tau1 = d2;
if (f1180[A] == 'y') tau1 += ( 1.0/(2.0*sw1));
tau1 = tau1/2.0;
/* selective H20 one-lobe sinc pulse */
tpwrs = tpwr - 20.0*log10(pwHs/(compH*pw*1.69)); /*needs 1.69 times more*/
tpwrs = (int) (tpwrs); /*power than a square pulse */
if (tpwrsf_d<4095.0) tpwrs=tpwrs+6.0; /* allow for fine power control via tpwrsf_d */
/* BEGIN ACTUAL PULSE SEQUENCE */
status(A);
obspower(satpwr); /* Set power for presaturation */
decpower(pwClvl); /* Set decoupler1 power to pwClvl */
decpwrf(rf90onco);
dec2power(pwNlvl); /* Set decoupler2 power to pwNlvl */
/* Presaturation Period */
if (satmode[0] == 'y')
{
rgpulse(d1,zero,rof1,rof1);
obspower(tpwr); /* Set power for hard pulses */
}
else
{
obspower(tpwr); /* Set power for hard pulses */
delay(d1);
}
status(B);
rcvroff();
/* eliminate all magnetization originating on 13C */
decpwrf(rf90onco);
decrgpulse(pw90onco,zero,0.0,0.0);
zgradpulse(gzlvl0,gt0);
delay(gstab);
/* shaped pulse for water flip-back */
obspower(tpwrs); obspwrf(tpwrsf_d);
shaped_pulse("H2Osinc_d",pwHs,one,rof1,0.0);
delay(2.0e-6);
obspower(tpwr); obspwrf(4095.0);
/* shaped pulse */
/* transfer from HN to N by INEPT */
rgpulse(pw,zero,rof1,0.0); /* 90 for 1H */
zgradpulse(gzlvl0*1.3,gt0);
delay(gstab);
delay(tauhn - gt0 - gstab); /* 1/4JHN */
sim3pulse(2.0*pw,0.0,2.0*pwN,zero,zero,zero,0.0,0.0); /* 180 for 1H and 15N */
delay(tauhn - gt0 - gstab); /* 1/4JHN */
zgradpulse(gzlvl0*1.3,gt0);
delay(gstab);
rgpulse(pw,three,rof1,0.0);
zgradpulse(gzlvl3,gt3);
delay(gstab);
/* start transfer from N to CO */
dec2rgpulse(pwN,zero,0.0,0.0);
delay(taunco - gt0 - gstab - POWER_DELAY - 0.5*pw180onco); /* 1/4J(NCO) */
decpwrf(rf180onco); /* Set decoupler1 power to rf180onco */
zgradpulse(gzlvl0,gt0);
delay(gstab);
sim3pulse(0.0,pw180onco,2.0*pwN,zero,zero,zero,rof1,rof1); /* 180 for 13C' and 15N */
zgradpulse(gzlvl0,gt0);
delay(gstab);
decpwrf(rf90onco); /* Set decoupler1 power to rf90onco */
delay(taunco - gt0 - gstab - POWER_DELAY - 0.5*pw180onco); /* 1/4J(NCO) */
dec2rgpulse(pwN,one,0.0,0.0); /* 90 for 15N */
zgradpulse(gzlvl3*1.1,gt3);
delay(gstab);
decphase(t4);
decrgpulse(pw90onco,t4,0.0,0.0); /* 90 for 13C' */
if (abfilter[0] == 'b')
{
decpwrf(rf180offca); /* Set decoupler1 power to rf180offca */
decshaped_pulse("offC3",pw180offca,zero,0.0,0.0);
decpwrf(rf180onco); /* Set decoupler1 power to rf180onco */
delay(taucoca - gt0 - gstab - 0.5*pw180onco - pw180offca - 2.0*POWER_DELAY); /* 1/4J(COCA) */
zgradpulse(gzlvl0*0.9,gt0);
delay(gstab);
decrgpulse(pw180onco,zero,0.0,0.0); /* 180 13C' */
decpwrf(rf180offca); /* Set decoupler1 power to rf180offca */
decshaped_pulse("offC3",pw180offca,zero,0.0,0.0);
zgradpulse(gzlvl0*0.9,gt0);
delay(gstab);
delay(taucoca - gt0 - gstab - 0.5*pw180onco - pw180offca - 2.0*POWER_DELAY); /* 1/4J(NCO) */
decpwrf(rf90onco); /* Set decoupler1 power to rf90onco */
decrgpulse(pw90onco,one,0.0,0.0); /* 90 for 13C' do not touch alpha's */
/* Field crusher gradient */
zgradpulse(gzlvl3*0.9,gt3);
delay(gstab);
/* Field crusher gradient */
}
if (abfilter[0] == 'a')
{
zgradpulse(gzlvl0*0.9,gt0);
delay(gstab);
decpwrf(rf180offca); /* Set decoupler1 power to rf180offca */
delay(0.5*taucoca - gt0 - gstab - POWER_DELAY - 0.5*pw180offca); /* 1/8J(COCA) */
decshaped_pulse("offC3",pw180offca,zero,0.0,0.0);
delay(0.5*taucoca - gt0 - gstab - POWER_DELAY - 0.5*pw180offca - 0.5*pw180onco); /* 1/8J(COCA) */
decpwrf(rf180onco); /* Set decoupler1 power to rf180onco */
zgradpulse(gzlvl0*0.9,gt0);
delay(gstab);
decrgpulse(pw180onco,zero,0.0,0.0); /* 180 13C' */
zgradpulse(gzlvl0*0.9,gt0);
delay(gstab);
decpwrf(rf180offca);
delay(0.5*taucoca - gt0 - gstab - POWER_DELAY - 0.5*pw180onco - 0.5*pw180offca); /* 1/8J(COCA) */
decshaped_pulse("offC3",pw180offca,zero,0.0,0.0);
delay(0.5*taucoca - gt0 - gstab - POWER_DELAY - 0.5*pw180offca); /* 1/8J(COCA) */
decpwrf(rf90onco); /* Set decoupler1 power to rf90onco */
zgradpulse(gzlvl0*0.9,gt0);
delay(gstab);
decrgpulse(pw90onco,zero,0.0,0.0); /* 90 for 13C' */
/* Field crusher gradient */
zgradpulse(gzlvl3*0.9,gt3);
delay(gstab);
/* Field crusher gradient */
}
dec2rgpulse(pwN,t1,0.0,0.0); /* 90 15N */
if (lambda>0.0)
{
delay(lambda*tau1); /* (lambda)t1/2 */
decpwrf(rf180offca);
sim3shaped_pulse("","offC3","",0.0,pw180offca,2.0*pwN,zero,zero,zero,rof1,rof1);
delay(lambda*tau1); /* (lambda)t1/2 */
}
delay(tau1); /* t1/2 */
delay(taunco - tauhn - pw180onco);
decpwrf(rf180onco);
decrgpulse(pw180onco,zero,0.0,0.0); /* 180 for 13C' */
delay((1-kappa)*tau1); /* (1-k)t1/2 */
dec2rgpulse(2.0*pwN,zero,0.0,0.0); /* 180 for 15N */
delay((taunco - tauhn - gt1 - gstab) - kappa*tau1); /* 1/4J(NCO) - 1/4J(NH) - kt1/2 */
zgradpulse(gzlvl1,gt1);
delay(gstab);
/* start TROSY transfer from N to HN */
sim3pulse(pw,0.0,0.0,t2,zero,zero,rof1,rof1);
zgradpulse(gzlvl5,gt5);
delay(gstab);
delay(tauhn - gt5 - gstab - POWER_DELAY);
decpwrf(rf180onco);
sim3pulse(2.0*pw,pw180onco,2*pwN,zero,zero,zero,rof1,rof1);
delay(tauhn - gt5 - gstab - POWER_DELAY);
zgradpulse(gzlvl5,gt5);
delay(gstab);
decpwrf(rf90onco);
sim3pulse(pw,pw90onco,pwN,one,t6,zero,rof1,rof1);
/* shaped pulse WATERGATE */
obspower(tpwrs); obspwrf(tpwrsf_u);
shaped_pulse("H2Osinc_u",pwHs,t2,rof1,0.0);
obspower(tpwr); obspwrf(4095.0);
/* shaped pulse */
zgradpulse(gzlvl5*0.8,gt5);
delay(gstab);
delay(tauhn - gt5 - gstab - 2.0*POWER_DELAY - pwHs);
sim3pulse(2*pw,0.0,2*pwN,zero,zero,zero,rof1,rof1);
delay(tauhn - gt5 - gstab - 2.0*POWER_DELAY);
decpower(dpwr);
zgradpulse(gzlvl5*0.8,gt5);
delay(gstab);
dec2rgpulse(pwN,t3,0.0,0.0); /* 90 for 15N */
dec2power(dpwr2);
delay((gt1/10.0) -pwN + gstab - POWER_DELAY);
rgpulse(2.0*pw, zero, rof1, rof1);
zgradpulse(gzlvl2*icosel,gt1/10.0);
delay(gstab);
status(C);
setreceiver(t7);
}
void pulsesequence()
{
/* DECLARE AND LOAD VARIABLES */
char f1180[MAXSTR], /* Flag to start t1 @ halfdwell */
f2180[MAXSTR], /* Flag to start t2 @ halfdwell */
mag_flg[MAXSTR], /* magic-angle coherence transfer gradients */
TROSY[MAXSTR]; /* do TROSY on N15 and H1 */
int icosel, /* used to get n and p type */
t1_counter=getval("t1_counter"), /* used for states tppi in t1 */
t2_counter=getval("t2_counter"), /* used for states tppi in t2 */
nli = getval("nli"),
nli2 = getval("nli2");
double tau1, /* t1 delay */
tau2, /* t2 delay */
timeTN = getval("timeTN"), /* constant time for 15N evolution */
kappa = 5.4e-3,
lambda = 2.4e-3,
pwClvl = getval("pwClvl"), /* coarse power for C13 pulse */
pwC = getval("pwC"), /* C13 90 degree pulse length at pwClvl */
rf0, /* maximum fine power when using pwC pulses */
/* the following pulse lengths for SLP pulses are automatically calculated */
/* by the macro "proteincal". SLP pulse shapes, "offC3" etc are called */
/* directly from your shapelib. */
pwC3 = getval("pwC3"), /*180 degree pulse at Ca(56ppm) null at CO(174ppm) */
pwC3a = getval("pwC3a"), /* pwC3a=pwC3, but not set to zero when pwC3=0 */
phshift3, /* phase shift induced on CO by pwC3 ("offC3") pulse */
pwZ, /* the largest of pwC3 and 2.0*pwN */
pwZ1, /* the largest of pwC3a and 2.0*pwN for 1D experiments */
pwC6 = getval("pwC6"), /* 90 degree selective sinc pulse on CO(174ppm) */
pwC8 = getval("pwC8"), /* 180 degree selective sinc pulse on CO(174ppm) */
rf3, /* fine power for the pwC3 ("offC3") pulse */
rf6, /* fine power for the pwC6 ("offC6") pulse */
rf8, /* fine power for the pwC8 ("offC8") pulse */
compH = getval("compH"), /* adjustment for C13 amplifier compression */
compC = getval("compC"), /* adjustment for C13 amplifier compression */
pwHs = getval("pwHs"), /* H1 90 degree pulse length at tpwrs */
tpwrsf = getval("tpwrsf"), /* fine power for pwHs pulse */
tpwrs, /* power for the pwHs ("H2Osinc") pulse */
pwHd, /* H1 90 degree pulse length at tpwrd */
tpwrd, /* rf for WALTZ decoupling */
waltzB1 = getval("waltzB1"), /* waltz16 field strength (in Hz) */
pwNlvl = getval("pwNlvl"), /* power for N15 pulses */
pwN = getval("pwN"), /* N15 90 degree pulse length at pwNlvl */
sw1 = getval("sw1"),
sw2 = getval("sw2"),
gt1 = getval("gt1"), /* coherence pathway gradients */
gzcal = getval("gzcal"), /* g/cm to DAC conversion factor */
gzlvl1 = getval("gzlvl1"),
gzlvl2 = getval("gzlvl2"),
gt0 = getval("gt0"), /* other gradients */
gt3 = getval("gt3"),
gt4 = getval("gt4"),
gt5 = getval("gt5"),
gstab = getval("gstab"),
gzlvl0 = getval("gzlvl0"),
gzlvl3 = getval("gzlvl3"),
gzlvl4 = getval("gzlvl4"),
gzlvl5 = getval("gzlvl5"),
gzlvl6 = getval("gzlvl6");
getstr("f1180",f1180);
getstr("f2180",f2180);
getstr("mag_flg",mag_flg);
getstr("TROSY",TROSY);
/* LOAD PHASE TABLE */
settable(t3,2,phi3);
settable(t4,1,phx);
settable(t5,4,phi5);
if (TROSY[A]=='y')
{settable(t8,1,phy);
settable(t9,1,phx);
settable(t10,1,phy);
settable(t11,1,phx);
settable(t12,4,recT);}
else
{settable(t8,1,phx);
settable(t9,8,phi9);
settable(t10,1,phx);
settable(t11,1,phy);
settable(t12,4,rec);}
/* INITIALIZE VARIABLES */
if( dpwrf < 4095 )
{ printf("reset dpwrf=4095 and recalibrate C13 90 degree pulse");
psg_abort(1); }
/* maximum fine power for pwC pulses */
rf0 = 4095.0;
/* 180 degree pulse on Ca, null at CO 118ppm away */
rf3 = (compC*4095.0*pwC*2.0)/pwC3a;
rf3 = (int) (rf3 + 0.5);
/* the pwC3 pulse at the middle of t1 */
if ((nli2 > 0.0) && (nli == 1.0)) nli = 0.0;
if (pwC3a > 2.0*pwN) pwZ = pwC3a; else pwZ = 2.0*pwN;
if ((pwC3==0.0) && (pwC3a>2.0*pwN)) pwZ1=pwC3a-2.0*pwN; else pwZ1=0.0;
if ( nli > 1 ) pwC3 = pwC3a;
if ( pwC3 > 0 ) phshift3 = 48.0;
else phshift3 = 0.0;
/* 90 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf6 = (compC*4095.0*pwC*1.69)/pwC6; /* needs 1.69 times more */
rf6 = (int) (rf6 + 0.5); /* power than a square pulse */
/* 180 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf8 = (compC*4095.0*pwC*2.0*1.65)/pwC8; /* needs 1.65 times more */
rf8 = (int) (rf8 + 0.5); /* power than a square pulse */
/* selective H20 one-lobe sinc pulse */
tpwrs = tpwr - 20.0*log10(pwHs/(compH*pw*1.69)); /* needs 1.69 times more */
tpwrs = (int) (tpwrs); /* power than a square pulse */
/* power level and pulse time for WALTZ 1H decoupling */
pwHd = 1/(4.0 * waltzB1) ;
tpwrd = tpwr - 20.0*log10(pwHd/(compH*pw));
tpwrd = (int) (tpwrd + 0.5);
/* CHECK VALIDITY OF PARAMETER RANGES */
if ( 0.5*nli2*1/(sw2) > timeTN - WFG3_START_DELAY)
{ printf(" nli2 is too big. Make nli2 equal to %d or less.\n",
((int)((timeTN - WFG3_START_DELAY)*2.0*sw2))); psg_abort(1);}
if ( dm[A] == 'y' || dm[B] == 'y' || dm[C] == 'y' )
{ printf("incorrect dec1 decoupler flags! Should be 'nnn' "); psg_abort(1);}
if ( dm2[A] == 'y' || dm2[B] == 'y' )
{ printf("incorrect dec2 decoupler flags! Should be 'nny' "); psg_abort(1);}
if ( dpwr2 > 46 )
{ printf("dpwr2 too large! recheck value "); psg_abort(1);}
if ( pw > 50.0e-6 )
{ printf(" pw too long ! recheck value "); psg_abort(1);}
if ( (pwN > 100.0e-6) && (nli>1 || nli2>1))
{ printf(" pwN too long! recheck value "); psg_abort(1);}
if ( TROSY[A]=='y' && dm2[C] == 'y' )
{ text_error("Choose either TROSY='n' or dm2='n' ! "); psg_abort(1);}
/* PHASES AND INCREMENTED TIMES */
/* Phase incrementation for hypercomplex 2D data, States-Haberkorn element */
if (phase1 == 2) tsadd(t3,1,4);
if (TROSY[A]=='y')
{ if (phase2 == 2) icosel = +1;
else {tsadd(t4,2,4); tsadd(t10,2,4); icosel = -1;}
}
else { if (phase2 == 2) {tsadd(t10,2,4); icosel = +1;}
else icosel = -1;
}
/* Set up f1180 */
if( ix == 1) d2_init = d2;
tau1 = d2_init + (t1_counter) / sw1;
if((f1180[A] == 'y') && (nli > 1.0))
{ tau1 += ( 1.0 / (2.0*sw1) ); if(tau1 < 0.2e-6) tau1 = 0.0; }
tau1 = tau1/2.0;
/* Set up f2180 */
if( ix == 1) d3_init = d3;
tau2 = d3_init + (t2_counter) / sw2;
if((f2180[A] == 'y') && (nli2 > 1.0))
{ tau2 += ( 1.0 / (2.0*sw2) ); if(tau2 < 0.2e-6) tau2 = 0.0; }
tau2 = tau2/2.0;
/* Calculate modifications to phases for States-TPPI acquisition */
if(t1_counter % 2)
{ tsadd(t3,2,4); tsadd(t12,2,4); }
if(t2_counter % 2)
{ tsadd(t8,2,4); tsadd(t12,2,4); }
/* BEGIN PULSE SEQUENCE */
status(A);
delay(d1);
rcvroff();
obspower(tpwr);
decpower(pwClvl);
dec2power(pwNlvl);
decpwrf(rf0);
obsoffset(tof);
txphase(zero);
delay(1.0e-5);
if (TROSY[A] == 'n')
dec2rgpulse(pwN, zero, 0.0, 0.0); /*destroy N15 and C13 magnetization*/
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(gzlvl0, 0.5e-3);
delay(1.0e-4);
if (TROSY[A] == 'n')
dec2rgpulse(pwN, one, 0.0, 0.0);
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(0.7*gzlvl0, 0.5e-3);
delay(5.0e-4);
rgpulse(pw,zero,0.0,0.0); /* 1H pulse excitation */
dec2phase(zero);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
txphase(one);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
rgpulse(pw, one, 0.0, 0.0);
if (tpwrsf < 4095.0)
{obspwrf(tpwrsf); tpwrs=tpwrs+6.0;}
obspower(tpwrs);
if (TROSY[A]=='y')
{txphase(two);
shaped_pulse("H2Osinc", pwHs, two, 5.0e-4, 0.0);
obspower(tpwr); obspwrf(4095.0);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
dec2rgpulse(pwN, zero, 0.0, 0.0);
delay(0.5*kappa - 2.0*pw);
rgpulse(2.0*pw, two, 0.0, 0.0);
decphase(zero);
dec2phase(zero);
decpwrf(rf8);
delay(timeTN - 0.5*kappa - WFG3_START_DELAY);
}
else
{txphase(zero);
shaped_pulse("H2Osinc", pwHs, zero, 5.0e-4, 0.0);
obspower(tpwrd); obspwrf(4095.0);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
dec2rgpulse(pwN, zero, 0.0, 0.0);
txphase(one);
delay(kappa - pwHd - 2.0e-6 - PRG_START_DELAY);
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0); /* PRG_START_DELAY */
xmtron();
decphase(zero);
dec2phase(zero);
decpwrf(rf8);
delay(timeTN - kappa - WFG3_START_DELAY);
}
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC8", "", 0.0, pwC8, 2.0*pwN, zero, zero, zero,
0.0, 0.0);
decphase(t3);
decpwrf(rf6);
delay(timeTN);
dec2rgpulse(pwN, zero, 0.0, 0.0);
if (TROSY[A]=='n')
{xmtroff();
obsprgoff();
rgpulse(pwHd,three,2.0e-6,0.0);}
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
decshaped_pulse("offC6", pwC6, t3, 0.0, 0.0);
decphase(zero);
/* xxxxxxxxxxxxxxxxxxxxxx 13CO EVOLUTION xxxxxxxxxxxxxxxxxx */
if ((nli>1.0) && (tau1>0.0)) /* total 13C evolution equals d2 exactly */
{ /* 13C evolution during pwC6 is at 60% rate */
decpwrf(rf3);
if(tau1 - 0.6*pwC6 - WFG3_START_DELAY - 0.5*pwZ > 0.0)
{
delay(tau1 - 0.6*pwC6 - WFG3_START_DELAY - 0.5*pwZ);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC3", "", 0.0, pwC3a, 2.0*pwN, zero, zero, zero,
0.0, 0.0);
initval(phshift3, v3);
decstepsize(1.0);
dcplrphase(v3); /* SAPS_DELAY */
delay(tau1 - 0.6*pwC6 - SAPS_DELAY - 0.5*pwZ- WFG_START_DELAY - 2.0e-6);
}
else
{
initval(180.0, v3);
decstepsize(1.0);
dcplrphase(v3); /* SAPS_DELAY */
delay(2.0*tau1 - 2.0*0.6*pwC6 - SAPS_DELAY - WFG_START_DELAY - 2.0e-6);
}
}
else if ((nli==1.0) && (pwC3==1.0e-6)) /* 13CO evolution for dof calib. */
{
decpwrf(rf8);
delay((1.0/(dfrq*80.0)) + 2.0e-6); /* WFG_START_DELAY */
decshaped_pulse("offC8", pwC8, zero, 0.0, 0.0);
}
else if (nli==1.0) /* special 1D check of pwC3 phase enabled when nli=1 */
{
decpwrf(rf3);
delay(10.0e-6 + SAPS_DELAY + 0.5*pwZ1 + WFG_START_DELAY);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC3", "", 0.0, pwC3, 2.0*pwN, zero, zero, zero,
2.0e-6 , 0.0);
initval(phshift3, v3);
decstepsize(1.0);
dcplrphase(v3); /* SAPS_DELAY */
delay(10.0e-6 + WFG3_START_DELAY + 0.5*pwZ1);
}
else /* 13CO evolution refocused for 1st increment, or when nli=0 */
{
decpwrf(rf8);
delay(12.0e-6); /* WFG_START_DELAY */
decshaped_pulse("offC8", pwC8, zero, 0.0, 0.0);
delay(10.0e-6);
}
decphase(t5);
decpwrf(rf6);
delay(2.0e-6); /* WFG_START_DELAY */
decshaped_pulse("offC6", pwC6, t5, 0.0, 0.0);
/* xxxxxxxxxxxxxxxxxx OPTIONS FOR N15 EVOLUTION xxxxxxxxxxxxxxxxxxxxx */
dec2phase(t8);
zgradpulse(gzlvl4, gt4);
txphase(one);
dcplrphase(zero);
delay(2.0e-4);
if (TROSY[A]=='n')
{rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0);
xmtron();}
dec2rgpulse(pwN, t8, 0.0, 0.0);
decphase(zero);
dec2phase(t9);
decpwrf(rf8);
delay(timeTN - WFG3_START_DELAY - tau2);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC8", "", 0.0, pwC8, 2.0*pwN, zero, zero, t9,
0.0, 0.0);
dec2phase(t10);
decpwrf(rf3);
if (TROSY[A]=='y')
{ if (tau2 > gt1 + 2.0*GRADIENT_DELAY + 1.5e-4 + pwHs)
{
txphase(three);
delay(timeTN - pwC3a - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3a, zero, 0.0, 0.0);
delay(tau2 - gt1 - 2.0*GRADIENT_DELAY - 1.5e-4 - pwHs);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwrs);
if (tpwrsf<4095.0)
{obspwrf(tpwrsf); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY - PWRF_DELAY);}
else
delay(1.0e-4 - POWER_DELAY);
shaped_pulse("H2Osinc", pwHs, three, 0.0, 0.0);
txphase(t4);
obspower(tpwr);
if (tpwrsf<4095.0)
{obspwrf(4095.0); /* POWER_DELAY */
delay(0.50e-4 - POWER_DELAY - PWRF_DELAY);}
else
delay(0.50e-4 - POWER_DELAY);
}
else if (tau2 > pwHs + 0.5e-4)
{
txphase(three);
delay(timeTN-pwC3a-WFG_START_DELAY-gt1-2.0*GRADIENT_DELAY-1.0e-4);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwrs);
if (tpwrsf<4095.0)
{obspwrf(tpwrsf); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY - PWRF_DELAY);}
else
delay(1.0e-4 - POWER_DELAY);
decshaped_pulse("offC3", pwC3a, zero, 0.0, 0.0);
delay(tau2 - pwHs - 0.5e-4);
shaped_pulse("H2Osinc", pwHs, three, 0.0, 0.0);
txphase(t4);
obspower(tpwr);
if (tpwrsf<4095.0)
{obspwrf(4095.0); /* POWER_DELAY */
delay(0.50e-4 - POWER_DELAY - PWRF_DELAY);}
else
delay(0.50e-4 - POWER_DELAY);
}
else
{
txphase(three);
delay(timeTN - pwC3a - WFG_START_DELAY - gt1 - 2.0*GRADIENT_DELAY
- 1.5e-4 - pwHs);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwrs);
if (tpwrsf<4095.0)
{obspwrf(tpwrsf); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY - PWRF_DELAY);}
else
delay(1.0e-4 - POWER_DELAY);
shaped_pulse("H2Osinc", pwHs, three, 0.0, 0.0);
txphase(t4);
decshaped_pulse("offC3", pwC3a, zero, 0.0, 0.0);
delay(tau2);
obspower(tpwr);
if (tpwrsf<4095.0)
{obspwrf(4095.0); /* POWER_DELAY */
delay(0.50e-4 - POWER_DELAY - PWRF_DELAY);}
else
delay(0.50e-4 - POWER_DELAY);
}
}
else
{
if (tau2 > kappa)
{
delay(timeTN - pwC3a - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3a, zero, 0.0, 0.0);
delay(tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else if (tau2 > (kappa - pwC3a - WFG_START_DELAY))
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3a, zero, 0.0, 0.0);
delay(kappa -pwC3a -WFG_START_DELAY -gt1 -2.0*GRADIENT_DELAY -1.0e-4);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else if (tau2 > gt1 + 2.0*GRADIENT_DELAY + 1.0e-4)
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa - tau2 - pwC3a - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3a, zero, 0.0, 0.0);
delay(tau2 - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa-tau2-pwC3a-WFG_START_DELAY-gt1-2.0*GRADIENT_DELAY-1.0e-4);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC3", pwC3a, zero, 0.0, 0.0);
delay(tau2);
}
}
/* xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx */
if (TROSY[A]=='y') rgpulse(pw, t4, 0.0, 0.0);
else sim3pulse(pw, 0.0, pwN, t4, zero, t10, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl5, gt5);
if (TROSY[A]=='y') delay(lambda - 0.65*(pw + pwN) - gt5);
else delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl5, gt5);
txphase(one);
dec2phase(t11);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(pw, 0.0, pwN, one, zero, t11, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl6, gt5);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
dec2phase(t10);
zgradpulse(gzlvl6, gt5);
if (TROSY[A]=='y') delay(lambda - 1.6*pwN - gt5);
else delay(lambda - 0.65*pwN - gt5);
if (TROSY[A]=='y') dec2rgpulse(pwN, t10, 0.0, 0.0);
else rgpulse(pw, zero, 0.0, 0.0);
delay((gt1/10.0) + 1.0e-4 +gstab - 0.5*pw + 2.0*GRADIENT_DELAY + POWER_DELAY);
rgpulse(2.0*pw, zero, 0.0,0.0);
dec2power(dpwr2); /* POWER_DELAY */
if (mag_flg[A] == 'y') magradpulse(gzcal*gzlvl2, gt1/10.0);
else zgradpulse(gzlvl2, gt1/10.0); /* 2.0*GRADIENT_DELAY */
delay(gstab);
rcvron();
statusdelay(C,1.0e-4 );
setreceiver(t12);
}
pulsesequence()
{
/* DECLARE AND LOAD VARIABLES */
char f1180[MAXSTR], /* Flag to start t1 @ halfdwell */
f2180[MAXSTR], /* Flag to start t2 @ halfdwell */
mag_flg[MAXSTR]; /* magic-angle coherence transfer gradients */
int icosel, /* used to get n and p type */
t1_counter, /* used for states tppi in t1 */
t2_counter, /* used for states tppi in t2 */
ni2 = getval("ni2");
double tau1, /* t1 delay */
tau2, /* t2 delay */
timeTN = getval("timeTN"), /* constant time for 15N evolution */
kappa = 5.4e-3,
lambda = 2.4e-3,
pwClvl = getval("pwClvl"), /* coarse power for C13 pulse */
pwC = getval("pwC"), /* C13 90 degree pulse length at pwClvl */
rf0, /* maximum fine power when using pwC pulses */
/* the following pulse lengths for SLP pulses are automatically calculated */
/* by the macro "biocal". SLP pulse shapes, "offC3" etc are called */
/* directly from your shapelib. */
pwC3 = getval("pwC3"), /*180 degree pulse at Ca(56ppm) null at CO(174ppm) */
pwC3a, /* pwC3a=pwC3, but not set to zero when pwC3=0 */
phshift3, /* phase shift induced on CO by pwC3 ("offC3") pulse */
pwZ, /* the largest of pwC3 and 2.0*pwN */
pwC6, /* 90 degree selective sinc pulse on CO(174ppm) */
pwC8, /* 180 degree selective sinc pulse on CO(174ppm) */
rf3, /* fine power for the pwC3 ("offC3") pulse */
rf6, /* fine power for the pwC6 ("offC6") pulse */
rf8, /* fine power for the pwC8 ("offC8") pulse */
bw, ofs, ppm, /* bandwidth, offset, ppm - temporary Pbox parameters */
compH = getval("compH"), /* adjustment for C13 amplifier compression */
compC = getval("compC"), /* adjustment for C13 amplifier compression */
pwHs = getval("pwHs"), /* H1 90 degree pulse length at tpwrs */
tpwrsf = getval("tpwrsf"), /* fine power for pwHs pulse */
tpwrs, /* power for the pwHs ("H2Osinc") pulse */
pwHd, /* H1 90 degree pulse length at tpwrd */
tpwrd, /* rf for WALTZ decoupling */
waltzB1 = getval("waltzB1"), /* waltz16 field strength (in Hz) */
pwNlvl = getval("pwNlvl"), /* power for N15 pulses */
pwN = getval("pwN"), /* N15 90 degree pulse length at pwNlvl */
sw1 = getval("sw1"),
sw2 = getval("sw2"),
gt1 = getval("gt1"), /* coherence pathway gradients */
gzcal = getval("gzcal"), /* g/cm to DAC conversion factor */
gzlvl1 = getval("gzlvl1"),
gzlvl2 = getval("gzlvl2"),
gt0 = getval("gt0"), /* other gradients */
gt3 = getval("gt3"),
gt4 = getval("gt4"),
gt5 = getval("gt5"),
gzlvl0 = getval("gzlvl0"),
gzlvl3 = getval("gzlvl3"),
gzlvl4 = getval("gzlvl4"),
gzlvl5 = getval("gzlvl5"),
gzlvl6 = getval("gzlvl6");
getstr("f1180",f1180);
getstr("f2180",f2180);
getstr("mag_flg",mag_flg);
/* LOAD PHASE TABLE */
settable(t3,2,phi3);
settable(t4,1,phx);
settable(t5,4,phi5);
{settable(t8,1,phx);
settable(t9,8,phi9);
settable(t10,1,phx);
settable(t11,1,phy);
settable(t12,4,rec);}
/* INITIALIZE VARIABLES */
if( dpwrf < 4095 )
{ printf("reset dpwrf=4095 and recalibrate C13 90 degree pulse");
psg_abort(1); }
/* maximum fine power for pwC pulses */
rf0 = 4095.0;
setautocal(); /* activate auto-calibration */
if (autocal[0] == 'n')
{
/* offC3 - 180 degree pulse on Ca, null at CO 118ppm away */
pwC3a = getval("pwC3a");
rf3 = (compC*4095.0*pwC*2.0)/pwC3a;
rf3 = (int) (rf3 + 0.5);
/* 90 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
pwC6 = getval("pwC6");
rf6 = (compC*4095.0*pwC*1.69)/pwC6; /* needs 1.69 times more */
rf6 = (int) (rf6 + 0.5); /* power than a square pulse */
/* 180 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
pwC8 = getval("pwC8");
rf8 = (compC*4095.0*pwC*2.0*1.65)/pwC8; /* needs 1.65 times more */
rf8 = (int) (rf8 + 0.5); /* power than a square pulse */
/* selective H20 one-lobe sinc pulse */
tpwrs = tpwr - 20.0*log10(pwHs/(compH*pw*1.69)); /* needs 1.69 times more */
tpwrs = (int) (tpwrs); /* power than a square pulse */
/* power level and pulse time for WALTZ 1H decoupling */
pwHd = 1/(4.0 * waltzB1) ; /* 7.5 kHz rf */
tpwrd = tpwr - 20.0*log10(pwHd/(compH*pw));
tpwrd = (int) (tpwrd + 0.5);
}
else /* if autocal = 'y'(yes), 'q'(quiet), 'r'(read) or 's'(semi) */
{
if(FIRST_FID) /* make shapes */
{
ppm = getval("dfrq");
bw = 118.0*ppm; ofs = -bw;
offC3 = pbox_make("offC3", "square180n", bw, ofs, compC*pwC, pwClvl);
offC6 = pbox_make("offC6", "sinc90n", bw, 0.0, compC*pwC, pwClvl);
offC8 = pbox_make("offC8", "sinc180n", bw, 0.0, compC*pwC, pwClvl);
H2Osinc = pbox_Rsh("H2Osinc", "sinc90", pwHs, 0.0, compH*pw, tpwr);
bw = 2.8*7500.0;
wz16 = pbox_Dcal("WALTZ16", 2.8*waltzB1, 0.0, compH*pw, tpwr);
ofs_check(H1ofs, C13ofs, N15ofs, H2ofs);
}
pwC3a = offC3.pw; rf3 = offC3.pwrf; /* set up parameters */
pwC6 = offC6.pw; rf6 = offC6.pwrf;
pwC8 = offC8.pw; rf8 = offC8.pwrf;
pwHs = H2Osinc.pw; tpwrs = H2Osinc.pwr-1.0; /* 1dB correction applied */
tpwrd = wz16.pwr; pwHd = 1.0/wz16.dmf;
}
if (tpwrsf < 4095.0) tpwrs = tpwrs + 6.0;
/* the pwC3 pulse at the middle of t1 */
if (pwC3a > 2.0*pwN) pwZ = pwC3a; else pwZ = 2.0*pwN;
phshift3=0.0;
if(pwC3 > 0) phshift3 = 48.0;
/* CHECK VALIDITY OF PARAMETER RANGES */
if ( 0.5*ni2*1/(sw2) > timeTN - pwC3a - WFG3_START_DELAY)
{ printf(" ni2 is too big. Make ni2 equal to %d or less.\n",
((int)((timeTN - WFG3_START_DELAY)*2.0*sw2))); psg_abort(1);}
if ( dm[A] == 'y' || dm[B] == 'y' || dm[C] == 'y' )
{ printf("incorrect dec1 decoupler flags! Should be 'nnn' "); psg_abort(1);}
if ( dm2[A] == 'y' || dm2[B] == 'y' )
{ printf("incorrect dec2 decoupler flags! Should be 'nny' "); psg_abort(1);}
if ( dpwr2 > 50 )
{ printf("dpwr2 too large! recheck value "); psg_abort(1);}
if ( pw > 50.0e-6 )
{ printf(" pw too long ! recheck value "); psg_abort(1);}
if ( (pwN > 100.0e-6) && (ni>1 || ni2>1))
{ printf(" pwN too long! recheck value "); psg_abort(1);}
/* PHASES AND INCREMENTED TIMES */
/* Phase incrementation for hypercomplex 2D data, States-Haberkorn element */
if (phase1 == 2) tsadd(t3,1,4);
{
if (phase2 == 2) {tsadd(t10,2,4); icosel = +1;}
else icosel = -1;
}
/* Set up f1180 */
tau1 = d2;
if(f1180[A] == 'y')
{ tau1 += ( 1.0 / (2.0*sw1) ); if(tau1 < 0.2e-6) tau1 = 0.0; }
tau1 = tau1/2.0;
/* Set up f2180 */
tau2 = d3;
if(f2180[A] == 'y')
{ tau2 += ( 1.0 / (2.0*sw2) ); if(tau2 < 0.2e-6) tau2 = 0.0; }
tau2 = tau2/2.0;
/* Calculate modifications to phases for States-TPPI acquisition */
if( ix == 1) d2_init = d2;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5 );
if(t1_counter % 2)
{ tsadd(t3,2,4); tsadd(t12,2,4); }
if( ix == 1) d3_init = d3;
t2_counter = (int) ( (d3-d3_init)*sw2 + 0.5 );
if(t2_counter % 2)
{ tsadd(t8,2,4); tsadd(t12,2,4); }
/* BEGIN PULSE SEQUENCE */
status(A);
delay(d1);
rcvroff();
obspower(tpwr);
decpower(pwClvl);
dec2power(pwNlvl);
decpwrf(rf0);
obsoffset(tof);
txphase(zero);
delay(1.0e-5);
dec2rgpulse(pwN, zero, 0.0, 0.0); /*destroy N15 and C13 magnetization*/
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(gzlvl0, 0.5e-3);
delay(1.0e-4);
dec2rgpulse(pwN, one, 0.0, 0.0);
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(0.7*gzlvl0, 0.5e-3);
delay(5.0e-4);
rgpulse(pw,zero,0.0,0.0); /* 1H pulse excitation */
dec2phase(zero);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
txphase(one);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
rgpulse(pw, one, 0.0, 0.0);
if (tpwrsf < 4095.0) obspwrf(tpwrsf);
obspower(tpwrs);
txphase(two);
shaped_pulse("H2Osinc", pwHs, two, 2.0e-6, 0.0);
obspower(tpwrd);
if (tpwrsf < 4095.0) obspwrf(4095.0);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
dec2rgpulse(pwN, zero, 0.0, 0.0);
txphase(one);
delay(kappa - pwHd - 2.0e-6 - PRG_START_DELAY);
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0); /* PRG_START_DELAY */
xmtron();
decphase(zero);
dec2phase(zero);
decpwrf(rf8);
delay(timeTN - kappa - WFG3_START_DELAY);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC8", "", 0.0, pwC8, 2.0*pwN, zero, zero, zero,
0.0, 0.0);
decphase(t3);
decpwrf(rf6);
delay(timeTN);
dec2rgpulse(pwN, zero, 0.0, 0.0);
xmtroff();
obsprgoff();
rgpulse(pwHd,three,2.0e-6,0.0);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0); /* PRG_START_DELAY */
xmtron();
/* xxxxxxxxxxxxxxxxxxxxxx 13CO EVOLUTION xxxxxxxxxxxxxxxxxx */
decshaped_pulse("offC6", pwC6, t3, 1.0e-6, 0.0);
decphase(zero);
if((tau1 - 2.0*pwC6/3.14 - WFG3_START_DELAY - 0.5*pwZ - POWER_DELAY) > SAPS_DELAY)
{
decpwrf(rf3);
delay(tau1 - 2.0*pwC6/3.14 - WFG3_START_DELAY - 0.5*pwZ - POWER_DELAY);
sim3shaped_pulse("", "offC3", "", 0.0, pwC3a, 2.0*pwN, zero, zero, zero,0.0,0.0);
initval(phshift3, v3);
decstepsize(1.0);
dcplrphase(v3); /* SAPS_DELAY */
decpwrf(rf6);
decphase(t5);
delay(tau1 - 2.0*pwC6/3.14 - SAPS_DELAY - 0.5*pwZ- WFG3_START_DELAY - POWER_DELAY);
}
else
{
decpwrf(rf8);
decshaped_pulse("offC8", pwC8, zero, 2.0e-6, 0.0);
decpwrf(rf6);
decphase(t5);
delay(2.0e-6);
}
decshaped_pulse("offC6", pwC6, t5, 0.5e-6, 1.0e-6);
xmtroff();
obsprgoff();
rgpulse(pwHd,three,2.0e-6,0.0);
/* xxxxxxxxxxxxxxxxxx N15 EVOLUTION xxxxxxxxxxxxxxxxxxxxx */
dec2phase(t8);
zgradpulse(gzlvl4, gt4);
dcplrphase(zero);
obspower(tpwr);
delay(2.0e-4);
dec2rgpulse(pwN, t8, 0.0, 0.0);
decpwrf(rf3);
decphase(zero);
delay((timeTN - tau2 - pwC3a)/2.0);
decshaped_pulse("offC3", pwC3a, zero, 0.0, 0.0);
dec2phase(t9);
decpwrf(rf8);
delay((timeTN - tau2 - pwC3a)/2.0);
/* WFG3_START_DELAY */
/*
sim3shaped_pulse("", "offC8", "", 2.0*pw, pwC8, 2.0*pwN, zero, zero, t9,
0.0, 0.0);
*/
sim3shaped_pulse("", "offC8", "",0.0,pwC8,2.0*pwN,zero,zero,t9,0.0,0.0);
dec2phase(t10);
decpwrf(rf3);
delay((timeTN + tau2 - pwC3a)/2.0);
decshaped_pulse("offC3", pwC3a, zero, 0.0, 0.0);
delay((timeTN + tau2 - pwC3a)/2.0 - 2.75e-3 - 2.0*pw);
rgpulse(2.0*pw,zero, 0.0, 0.0);
if (mag_flg[A]=='y')
{
magradpulse(gzcal*gzlvl1, gt1);
}
else
{
zgradpulse(gzlvl1, gt1);
delay(4.0*GRADIENT_DELAY);
}
txphase(t4);
delay(2.75e-3 - gt1 - 6.0*GRADIENT_DELAY);
/* xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx */
sim3pulse(pw, 0.0, pwN, t4, zero, t10, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl5, gt5);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl5, gt5);
txphase(one);
dec2phase(t11);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(pw, 0.0, pwN, one, zero, t11, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl6, gt5);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl6, gt5);
delay(lambda - 0.65*pwN - gt5);
rgpulse(pw, zero, 0.0, 0.0);
delay((gt1/10.0) + 1.0e-4 - 0.5*pw + 2.0*GRADIENT_DELAY + POWER_DELAY);
rgpulse(2.0*pw, zero, 0.0,0.0);
dec2power(dpwr2); /* POWER_DELAY */
if (mag_flg[A] == 'y') magradpulse(icosel*gzcal*gzlvl2, gt1/10.0);
else zgradpulse(icosel*gzlvl2, gt1/10.0); /* 2.0*GRADIENT_DELAY */
rcvron();
statusdelay(C,1.0e-4);
setreceiver(t12);
}
void pulsesequence()
{
/* DECLARE AND LOAD VARIABLES */
char f1180[MAXSTR], /* Flag to start t1 @ halfdwell */
mag_flg[MAXSTR], /*magic angle gradient*/
f2180[MAXSTR], /* Flag to start t2 @ halfdwell */
stCdec[MAXSTR], /* calls STUD+ waveforms from shapelib */
STUD[MAXSTR]; /* apply automatically calculated STUD decoupling */
int icosel1, /* used to get n and p type */
icosel2,
t1_counter, /* used for states tppi in t1 */
t2_counter, /* used for states tppi in t2 */
ni2 = getval("ni2");
double tau1, /* t1 delay */
tau2, /* t2 delay */
del = getval("del"), /* time delays for CH coupling evolution */
BPdpwrspinlock, /* user-defined upper limit for spinlock(Hz) */
BPpwrlimits, /* =0 for no limit, =1 for limit */
del1 = getval("del1"),
del2 = getval("del2"),
/* STUD+ waveforms automatically calculated by macro "biocal" */
/* and string parameter stCdec calls them from your shapelib. */
stdmf, /* dmf for STUD decoupling */
studlvl, /* coarse power for STUD+ decoupling */
rf80 = getval("rf80"), /* rf in Hz for 80ppm STUD+ */
bw, ofs, ppm, /* temporary Pbox parameters */
pwClvl = getval("pwClvl"), /* coarse power for C13 pulse */
pwC = getval("pwC"), /* C13 90 degree pulse length at pwClvl */
rf0, /* maximum fine power when using pwC pulses */
/* p_d is used to calculate the isotropic mixing on the Cab region */
spinlock = getval("spinlock"), /* DIPSI-3 spinlock field strength in Hz */
p_d, /* 50 degree pulse for DIPSI-2 at rfd */
rfd, /* fine power for 7 kHz rf for 500MHz magnet */
ncyc = getval("ncyc"), /* no. of cycles of DIPSI-3 */
/* the following pulse lengths for SLP pulses are automatically calculated */
/* by the macro "ghcch_tocsy" . SLP pulse shapes, "offC10" etc are called */
/* directly from your shapelib. */
pwC10, /* 180 degree selective sinc pulse on CO(174ppm) */
pwZ, /* the largest of pwC10 and 2.0*pwN */
rf10, /* fine power for the pwC10 ("offC10") pulse */
compC = getval("compC"), /* adjustment for C13 amplifier compression */
pwNlvl = getval("pwNlvl"), /* power for N15 pulses */
pwN = getval("pwN"), /* N15 90 degree pulse length at pwNlvl */
sw1 = getval("sw1"),
sw2 = getval("sw2"),
gt1 = getval("gt1"), /* coherence pathway gradients */
gzcal = getval("gzcal"), /* G/cm to DAC coversion factor*/
gzlvl1 = getval("gzlvl1"),
gzlvl2 = getval("gzlvl2"),
gt3 = getval("gt3"), /* other gradients */
gt5 = getval("gt5"),
gzlvl3 = getval("gzlvl3"),
gzlvl4 = getval("gzlvl4"),
gzlvl5 = getval("gzlvl5"),
gzlvl6 = getval("gzlvl6");
getstr("STUD",STUD);
getstr("mag_flg",mag_flg);
getstr("f1180",f1180);
getstr("f2180",f2180);
strcpy(stCdec, "stCdec80");
stdmf = getval("dmf80");
studlvl = pwClvl + 20.0*log10(compC*pwC*4.0*rf80);
studlvl = (int) (studlvl + 0.5);
P_getreal(GLOBAL,"BPpwrlimits",&BPpwrlimits,1);
P_getreal(GLOBAL,"BPdpwrspinlock",&BPdpwrspinlock,1);
/* LOAD PHASE TABLE */
settable(t3,2,phi3);
settable(t6,1,phi6);
settable(t5,4,phi5);
settable(t10,1,phi10);
settable(t11,4,rec);
/* INITIALIZE VARIABLES */
if (BPpwrlimits > 0.5)
{
if (spinlock > BPdpwrspinlock)
{
spinlock = BPdpwrspinlock;
printf("spinlock too large, reset to user-defined limit (BPdpwrspinlock)");
psg_abort(1);
}
}
if( dpwrf < 4095 )
{ printf("reset dpwrf=4095 and recalibrate C13 90 degree pulse");
psg_abort(1); }
/* maximum fine power for pwC pulses */
rf0 = 4095.0;
setautocal(); /* activate auto-calibration flags */
if (autocal[0] == 'n')
{
/* "offC10": 180 degree one-lobe sinc pulse on CO, null at Ca 139ppm away */
pwC10 = getval("pwC10");
rf10 = (compC*4095.0*pwC*2.0*1.65)/pwC10; /* needs 1.65 times more */
rf10 = (int) (rf10 + 0.5); /* power than a square pulse */
if( pwC > (24.0e-6*600.0/sfrq) )
{ printf("Increase pwClvl so that pwC < 24*600/sfrq");
psg_abort(1);
}
}
else /* if autocal = 'y'(yes), 'q'(quiet), r(read), or 's'(semi) */
{
if(FIRST_FID) /* call Pbox */
{
ppm = getval("dfrq");
bw = 118.0*ppm; ofs = 139.0*ppm;
offC10 = pbox_make("offC10", "sinc180n", bw, ofs, compC*pwC, pwClvl);
if(dm3[B] == 'y') H2ofs = 3.2;
ofs_check(H1ofs, C13ofs, N15ofs, H2ofs);
}
rf10 = offC10.pwrf; pwC10 = offC10.pw;
}
/* dipsi-3 decoupling on CbCa */
p_d = (5.0)/(9.0*4.0*spinlock); /* DIPSI-3 Field Strength */
rfd = (compC*4095.0*pwC*5.0)/(p_d*9.0);
rfd = (int) (rfd + 0.5);
ncyc = (int) (ncyc + 0.5);
/* CHECK VALIDITY OF PARAMETER RANGES */
if( gt1 > 0.5*del - 1.0e-4)
{
printf(" gt1 is too big. Make gt1 less than %f.\n", (0.5*del - 1.0e-4));
psg_abort(1);
}
if( dm[A] == 'y' )
{
printf("incorrect dec1 decoupler flag! Should be 'nny' or 'nnn' ");
psg_abort(1);
}
if((dm2[A] == 'y' || dm2[C] == 'y'))
{
printf("incorrect dec2 decoupler flags! Should be 'nnn' ");
psg_abort(1);
}
if((dm3[A] == 'y' || dm3[C] == 'y'))
{
printf("incorrect dec3 decoupler flags! Should be 'nnn' or 'nyn' ");
psg_abort(1);
}
if( dpwr > 52 )
{
printf("don't fry the probe, DPWR too large! ");
psg_abort(1);
}
if( pw > 50.0e-6 )
{
printf("dont fry the probe, pw too high ! ");
psg_abort(1);
}
if( pwN > 100.0e-6 )
{
printf("dont fry the probe, pwN too high ! ");
psg_abort(1);
}
/* PHASES AND INCREMENTED TIMES */
/* Phase incrementation for hypercomplex 2D data, States-Haberkorn element */
icosel1 = -1; icosel2 = -1;
if (phase1 == 2)
{ tsadd(t6,2,4); icosel1 = -1*icosel1; }
if (phase2 == 2)
{ tsadd(t10,2,4); icosel2 = -1*icosel2; tsadd(t6,2,4); }
/* Set up f1180 */
tau1 = d2;
if((f1180[A] == 'y') && (ni > 1.0))
{ tau1 += ( 1.0 / (2.0*sw1) ); if(tau1 < 0.2e-6) tau1 = 0.0; }
tau1 = tau1/2.0;
/* Set up f2180 */
tau2 = d3;
if((f2180[A] == 'y') && (ni2 > 1.0))
{ tau2 += ( 1.0 / (2.0*sw2) ); if(tau2 < 0.2e-6) tau2 = 0.0; }
tau2 = tau2/2.0;
/* Calculate modifications to phases for States-TPPI acquisition */
if( ix == 1) d2_init = d2;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5 );
if(t1_counter % 2)
{ tsadd(t3,2,4); tsadd(t11,2,4); }
if( ix == 1) d3_init = d3;
t2_counter = (int) ( (d3-d3_init)*sw2 + 0.5 );
if(t2_counter % 2)
{ tsadd(t5,2,4); tsadd(t11,2,4); }
/* BEGIN PULSE SEQUENCE */
status(A);
if ( dm3[B] == 'y' )
lk_sample();
if ((ni/sw1-d2)>0)
delay(ni/sw1-d2); /*decreases as t1 increases for const.heating*/
if ((ni2/sw2-d3)>0)
delay(ni2/sw2-d3); /*decreases as t2 increases for const.heating*/
delay(d1);
if ( dm3[B] == 'y' )
{ lk_hold(); lk_sampling_off();} /*freezes z0 correction, stops lock pulsing*/
rcvroff();
obspower(tpwr);
decpower(pwClvl);
dec2power(pwNlvl);
decpwrf(rf0);
obsoffset(tof);
txphase(t3);
delay(1.0e-5);
decrgpulse(pwC, zero, 0.0, 0.0); /*destroy C13 magnetization*/
zgradpulse(gzlvl1, 0.5e-3);
delay(1.0e-4);
decrgpulse(pwC, one, 0.0, 0.0);
zgradpulse(0.7*gzlvl1, 0.5e-3);
delay(5.0e-4);
if ( dm3[B] == 'y' ) /* begins optional 2H decoupling */
{
dec3rgpulse(1/dmf3,one,10.0e-6,2.0e-6);
dec3unblank();
dec3phase(zero);
delay(2.0e-6);
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
}
rgpulse(pw, t3, 0.0, 0.0); /* 1H pulse excitation */
decphase(zero);
delay(0.5*del + tau1 - 2.0*pwC);
decrgpulse(2.0*pwC, zero, 0.0, 0.0);
txphase(zero);
delay(tau1);
rgpulse(2.0*pw, zero, 0.0, 0.0);
if (mag_flg[A] == 'y')
{
magradpulse(icosel1*gzcal*gzlvl1,0.1*gt1);
}
else
{
zgradpulse(icosel1*gzlvl1, 0.1*gt1);
}
decphase(t5);
delay(0.5*del - 0.1*gt1);
simpulse(pw, pwC, zero, t5, 0.0, 0.0);
zgradpulse(gzlvl3, gt3);
decphase(zero);
delay(0.5*del2 - gt3);
simpulse(2.0*pw, 2.0*pwC, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl3, gt3);
txphase(t6);
decphase(one);
delay(0.5*del2 - gt3);
simpulse(pw, pwC, t6, one, 0.0, 0.0);
zgradpulse(gzlvl4, gt3);
txphase(zero);
decphase(zero);
delay(0.5*del1 - gt3);
simpulse(2.0*pw, 2.0*pwC, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl4, gt3);
delay(0.5*del1 - gt3);
decrgpulse(pwC, zero, 0.0, 0.0);
decpwrf(rfd);
delay(2.0e-6);
initval(ncyc, v2);
starthardloop(v2);
decrgpulse(4.9*p_d,zero,0.0,0.0);
decrgpulse(7.9*p_d,two,0.0,0.0);
decrgpulse(5.0*p_d,zero,0.0,0.0);
decrgpulse(5.5*p_d,two,0.0,0.0);
decrgpulse(0.6*p_d,zero,0.0,0.0);
decrgpulse(4.6*p_d,two,0.0,0.0);
decrgpulse(7.2*p_d,zero,0.0,0.0);
decrgpulse(4.9*p_d,two,0.0,0.0);
decrgpulse(7.4*p_d,zero,0.0,0.0);
decrgpulse(6.8*p_d,two,0.0,0.0);
decrgpulse(7.0*p_d,zero,0.0,0.0);
decrgpulse(5.2*p_d,two,0.0,0.0);
decrgpulse(5.4*p_d,zero,0.0,0.0);
decrgpulse(0.6*p_d,two,0.0,0.0);
decrgpulse(4.5*p_d,zero,0.0,0.0);
decrgpulse(7.3*p_d,two,0.0,0.0);
decrgpulse(5.1*p_d,zero,0.0,0.0);
decrgpulse(7.9*p_d,two,0.0,0.0);
decrgpulse(4.9*p_d,two,0.0,0.0);
decrgpulse(7.9*p_d,zero,0.0,0.0);
decrgpulse(5.0*p_d,two,0.0,0.0);
decrgpulse(5.5*p_d,zero,0.0,0.0);
decrgpulse(0.6*p_d,two,0.0,0.0);
decrgpulse(4.6*p_d,zero,0.0,0.0);
decrgpulse(7.2*p_d,two,0.0,0.0);
decrgpulse(4.9*p_d,zero,0.0,0.0);
decrgpulse(7.4*p_d,two,0.0,0.0);
decrgpulse(6.8*p_d,zero,0.0,0.0);
decrgpulse(7.0*p_d,two,0.0,0.0);
decrgpulse(5.2*p_d,zero,0.0,0.0);
decrgpulse(5.4*p_d,two,0.0,0.0);
decrgpulse(0.6*p_d,zero,0.0,0.0);
decrgpulse(4.5*p_d,two,0.0,0.0);
decrgpulse(7.3*p_d,zero,0.0,0.0);
decrgpulse(5.1*p_d,two,0.0,0.0);
decrgpulse(7.9*p_d,zero,0.0,0.0);
decrgpulse(4.9*p_d,two,0.0,0.0);
decrgpulse(7.9*p_d,zero,0.0,0.0);
decrgpulse(5.0*p_d,two,0.0,0.0);
decrgpulse(5.5*p_d,zero,0.0,0.0);
decrgpulse(0.6*p_d,two,0.0,0.0);
decrgpulse(4.6*p_d,zero,0.0,0.0);
decrgpulse(7.2*p_d,two,0.0,0.0);
decrgpulse(4.9*p_d,zero,0.0,0.0);
decrgpulse(7.4*p_d,two,0.0,0.0);
decrgpulse(6.8*p_d,zero,0.0,0.0);
decrgpulse(7.0*p_d,two,0.0,0.0);
decrgpulse(5.2*p_d,zero,0.0,0.0);
decrgpulse(5.4*p_d,two,0.0,0.0);
decrgpulse(0.6*p_d,zero,0.0,0.0);
decrgpulse(4.5*p_d,two,0.0,0.0);
decrgpulse(7.3*p_d,zero,0.0,0.0);
decrgpulse(5.1*p_d,two,0.0,0.0);
decrgpulse(7.9*p_d,zero,0.0,0.0);
decrgpulse(4.9*p_d,zero,0.0,0.0);
decrgpulse(7.9*p_d,two,0.0,0.0);
decrgpulse(5.0*p_d,zero,0.0,0.0);
decrgpulse(5.5*p_d,two,0.0,0.0);
decrgpulse(0.6*p_d,zero,0.0,0.0);
decrgpulse(4.6*p_d,two,0.0,0.0);
decrgpulse(7.2*p_d,zero,0.0,0.0);
decrgpulse(4.9*p_d,two,0.0,0.0);
decrgpulse(7.4*p_d,zero,0.0,0.0);
decrgpulse(6.8*p_d,two,0.0,0.0);
decrgpulse(7.0*p_d,zero,0.0,0.0);
decrgpulse(5.2*p_d,two,0.0,0.0);
decrgpulse(5.4*p_d,zero,0.0,0.0);
decrgpulse(0.6*p_d,two,0.0,0.0);
decrgpulse(4.5*p_d,zero,0.0,0.0);
decrgpulse(7.3*p_d,two,0.0,0.0);
decrgpulse(5.1*p_d,zero,0.0,0.0);
decrgpulse(7.9*p_d,two,0.0,0.0);
endhardloop();
dec2phase(zero);
decphase(zero);
txphase(zero);
decpwrf(rf10);
delay(tau2);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC10", "", 2.0*pw, pwC10, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
if(pwC10>2.0*pwN) pwZ=0.0; else pwZ=2.0*pwN - pwC10;
delay(tau2);
decpwrf(rf0);
if (mag_flg[A] == 'y')
{
magradpulse(-icosel2*gzcal*gzlvl2, 1.8*gt1);
}
else
{
zgradpulse(-icosel2*gzlvl2, 1.8*gt1);
}
delay(2.02e-4);
decrgpulse(2.0*pwC, zero, 0.0, 0.0);
decpwrf(rf10);
if (mag_flg[A] == 'y')
{
magradpulse(icosel2*gzcal*gzlvl2, 1.8*gt1);
}
else
{
zgradpulse(icosel2*gzlvl2, 1.8*gt1);
}
delay(2.0e-4 + WFG3_START_DELAY + pwZ);
decshaped_pulse("offC10", pwC10, zero, 0.0, 0.0);
decpwrf(rf0);
decrgpulse(pwC, zero, 2.0e-6, 0.0);
zgradpulse(gzlvl5, gt5);
delay(0.5*del1 - gt5);
simpulse(2.0*pw, 2.0*pwC, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl5, gt5);
txphase(one);
decphase(t10);
delay(0.5*del1 - gt5);
simpulse(pw, pwC, one, t10, 0.0, 0.0);
zgradpulse(gzlvl6, gt5);
txphase(zero);
decphase(zero);
delay(0.5*del2 - gt5);
simpulse(2.0*pw, 2.0*pwC, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl6, gt5);
delay(0.5*del2 - gt5);
simpulse(pw, pwC, zero, zero, 0.0, 0.0);
delay(0.5*del - 0.5*pwC);
simpulse(2.0*pw,2.0*pwC, zero, zero, 0.0, 0.0);
if (mag_flg[A] == 'y')
magradpulse(gzcal*gzlvl1, gt1);
else
zgradpulse(gzlvl1, gt1);
rcvron();
if ((STUD[A]=='n') && (dm[C] == 'y'))
decpower(dpwr);
if ( dm3[B] == 'y' ) /* turns off 2H decoupling */
{
delay(0.5*del-40.0e-6 -gt1 -1/dmf3);
setstatus(DEC3ch, FALSE, 'c', FALSE, dmf3);
dec3rgpulse(1/dmf3,three,2.0e-6,2.0e-6);
dec3blank();
lk_autotrig(); /* resumes lock pulsing */
lk_sample();
if (mag_flg[A] == 'y')
statusdelay(C,40.0e-6 - 2.0*VAGRADIENT_DELAY - POWER_DELAY);
else
statusdelay(C,40.0e-6 - 2.0*GRADIENT_DELAY - POWER_DELAY);
}
else
{
delay(0.5*del-40.0e-6 -gt1);
if (mag_flg[A] == 'y')
statusdelay(C,40.0e-6 - 2.0*VAGRADIENT_DELAY - POWER_DELAY);
else
statusdelay(C,40.0e-6 - 2.0*GRADIENT_DELAY - POWER_DELAY);
}
if ((STUD[A]=='y') && (dm[C] == 'y'))
{decpower(studlvl);
decunblank();
decon();
decprgon(stCdec,1/stdmf, 1.0);
startacq(alfa);
acquire(np, 1.0/sw);
decprgoff();
decoff();
decblank();
}
setreceiver(t11);
}
void pulsesequence()
{
/* DECLARE AND LOAD VARIABLES */
char f1180[MAXSTR], /* Flag to start t1 @ halfdwell */
f2180[MAXSTR], /* Flag to start t2 @ halfdwell */
mag_flg[MAXSTR], /* magic-angle coherence transfer gradients */
TROSY[MAXSTR]; /* do TROSY on N15 and H1 */
int icosel, /* used to get n and p type */
t1_counter, /* used for states tppi in t1 */
t2_counter, /* used for states tppi in t2 */
PRexp, /* projection-reconstruction flag */
ni = getval("ni"),
ni2 = getval("ni2");
double tau1, /* t1 delay */
tau2, /* t2 delay */
tauCH = getval("tauCH"), /* 1/4J delay for CH */
zeta = getval("zeta"), /* zeta delay, 0.006 for 1D, 0.011 for 2D*/
timeTN = getval("timeTN"), /* constant time for 15N evolution */
timeCH = 1.1e-3, /* other delays */
timeAB = 3.3e-3,
kappa = 5.4e-3,
lambda = 2.4e-3,
csa, sna,
pra = M_PI*getval("pra")/180.0,
bw, ofs, ppm, /* temporary Pbox parameters */
pwClvl = getval("pwClvl"), /* coarse power for C13 pulse */
pwC = getval("pwC"), /* C13 90 degree pulse length at pwClvl */
rf0, /* maximum fine power when using pwC pulses */
/* 90 degree pulse at Cab(46ppm), first off-resonance null at CO (174ppm) */
pwC1, /* 90 degree pulse length on C13 at rf1 */
rf1, /* fine power for 5.1 kHz rf for 600MHz magnet */
/* 180 degree pulse at Cab(46ppm), first off-resonance null at CO(174ppm) */
pwC2, /* 180 degree pulse length at rf2 */
rf2, /* fine power for 11.4 kHz rf for 600MHz magnet */
/* the following pulse lengths for SLP pulses are automatically calculated */
/* by the macro "biocal". SLP pulse shapes, "offC7" etc are called */
/* directly from your shapelib. */
pwC7, /* 180 degree selective sinc pulse on CO(174ppm) */
rf7, /* fine power for the pwC7 ("offC7") pulse */
compH = getval("compH"), /* adjustment for C13 amplifier compression */
compC = getval("compC"), /* adjustment for C13 amplifier compression */
pwH, /* H1 90 degree pulse length at tpwr1 */
tpwr1, /* 9.2 kHz rf magnet for DIPSI-2 */
DIPSI2time, /* total length of DIPSI-2 decoupling */
ncyc_dec,
waltzB1=getval("waltzB1"),
pwNlvl = getval("pwNlvl"), /* power for N15 pulses */
pwN = getval("pwN"), /* N15 90 degree pulse length at pwNlvl */
sw1 = getval("sw1"),
sw2 = getval("sw2"),
gt1 = getval("gt1"), /* coherence pathway gradients */
gzcal = getval("gzcal"), /* g/cm to DAC conversion factor */
gzlvl1 = getval("gzlvl1"),
gzlvl2 = getval("gzlvl2"),
gt0 = getval("gt0"), /* other gradients */
gt3 = getval("gt3"),
gt4 = getval("gt4"),
gt5 = getval("gt5"),
gstab = getval("gstab"),
gzlvl0 = getval("gzlvl0"),
gzlvl3 = getval("gzlvl3"),
gzlvl4 = getval("gzlvl4"),
gzlvl5 = getval("gzlvl5"),
gzlvl6 = getval("gzlvl6");
getstr("f1180",f1180);
getstr("f2180",f2180);
getstr("mag_flg",mag_flg);
getstr("TROSY",TROSY);
csa = cos(pra);
sna = sin(pra);
/* LOAD PHASE TABLE */
settable(t3,1,phx);
settable(t4,1,phx);
if (TROSY[A]=='y')
{settable(t8,2,phi8T);
settable(t9,1,phx);
settable(t10,1,phy);
settable(t11,1,phx);
settable(t12,2,recT);}
else
{settable(t8,2,phi8);
settable(t9,8,phi9);
settable(t10,1,phx);
settable(t11,1,phy);
settable(t12,4,rec);}
/* INITIALIZE VARIABLES */
if( dpwrf < 4095 )
{ printf("reset dpwrf=4095 and recalibrate C13 90 degree pulse");
psg_abort(1); }
/* set zeta to 6ms for 1D spectral check, otherwise it will be the */
/* value in the dg2 parameter set (about 11ms) for 2D/13C and 3D work */
if (ni>1) zeta = zeta;
else zeta = 0.006;
/* maximum fine power for pwC pulses */
rf0 = 4095.0;
setautocal(); /* activate auto-calibration flags */
if (autocal[0] == 'n')
{
/* 90 degree pulse on Cab, null at CO 128ppm away */
pwC1 = sqrt(15.0)/(4.0*128.0*dfrq);
rf1 = 4095.0*(compC*pwC/pwC1);
rf1 = (int) (rf1 + 0.5);
/* 180 degree pulse on Cab, null at CO 128ppm away */
pwC2 = sqrt(3.0)/(2.0*128.0*dfrq);
rf2 = (4095.0*compC*pwC*2.0)/pwC2;
rf2 = (int) (rf2 + 0.5);
if( rf2 > 4295 )
{ printf("increase pwClvl"); psg_abort(1);}
if(( rf2 < 4296 ) && (rf2>4095)) rf2=4095;
/* 180 degree one-lobe sinc pulse on CO, null at Ca 118m away */
pwC7 = getval("pwC7");
rf7 = (compC*4095.0*pwC*2.0*1.65)/pwC7; /* needs 1.65 times more */
rf7 = (int) (rf7 + 0.5); /* power than a square pulse */
}
else /* if autocal = 'y'(yes), 'q'(quiet), r(read), or 's'(semi) */
{
if(FIRST_FID) /* call Pbox */
{
ppm = getval("dfrq");
bw = 128.0*ppm; ofs = bw;
offC1 = pbox_Rcal("square90n", bw, compC*pwC, pwClvl);
offC2 = pbox_Rcal("square180n", bw, compC*pwC, pwClvl);
bw = 118.0*ppm;
offC7 = pbox_make("offC7", "sinc180n", bw, ofs, compC*pwC, pwClvl);
if (dm3[B] == 'y') H2ofs = 3.2;
ofs_check(H1ofs, C13ofs, N15ofs, H2ofs);
}
pwC1 = offC1.pw; rf1 = offC1.pwrf;
pwC2 = offC2.pw; rf2 = offC2.pwrf;
pwC7 = offC7.pw; rf7 = offC7.pwrf;
/* Example of semi-automatic calibration - use parameters, if they exist :
if ((autocal[0] == 's') || (autocal[1] == 's'))
{
if (find("pwC1") > 0) pwC1 = getval("pwC1");
if (find("rf1") > 0) rf1 = getval("rf1");
}
*/
}
/* power level and pulse times for DIPSI 1H decoupling */
DIPSI2time = 2.0*zeta + 2.0*timeTN - 5.4e-3 + pwC1 + 5.0*pwN + gt3 + 5.0e-5 + 2.0*GRADIENT_DELAY + 3.0*POWER_DELAY;
pwH=1.0/(4.0*waltzB1);
ncyc_dec = (DIPSI2time*90.0)/(pwH*2590.0*4.0);
ncyc_dec = (int) (ncyc_dec +0.5);
pwH = (DIPSI2time*90.0)/(ncyc_dec*2590.0*4.0); /* adjust pwH */
tpwr1 = 4095.0*(compH*pw/pwH);
tpwr1 = (int) (2.0*tpwr1 + 0.5); /* x2 because obs atten will be reduced by 6dB */
/* CHECK VALIDITY OF PARAMETER RANGES */
if ( 0.5*ni*1/(sw1) > timeAB - gt4 - WFG_START_DELAY - pwC7 )
{ printf(" ni is too big. Make ni equal to %d or less.\n",
((int)((timeAB - gt4 - WFG_START_DELAY - pwC7)*2.0*sw1))); psg_abort(1);}
PRexp = 0;
if((pra > 0.0) && (pra < 90.0)) PRexp = 1;
if (PRexp)
{
if( 0.5*ni*sna/sw1 > timeTN - WFG3_START_DELAY)
{ printf(" ni is too big. Make ni equal to %d or less.\n",
((int)((timeTN - WFG3_START_DELAY)*2.0*sw1/sna))); psg_abort(1);}
}
else
{
if ( 0.5*ni2*1/(sw2) > timeTN - WFG3_START_DELAY)
{ printf(" ni2 is too big. Make ni2 equal to %d or less.\n",
((int)((timeTN - WFG3_START_DELAY)*2.0*sw2))); psg_abort(1);}
}
if ( dm[A] == 'y' || dm[B] == 'y' || dm[C] == 'y' )
{ printf("incorrect dec1 decoupler flags! Should be 'nnn' "); psg_abort(1);}
if ( dm2[A] == 'y' || dm2[B] == 'y' )
{ printf("incorrect dec2 decoupler flags! Should be 'nny' "); psg_abort(1);}
if ( dm3[A] == 'y' || dm3[C] == 'y' )
{ printf("incorrect dec3 decoupler flags! Should be 'nyn' or 'nnn' ");
psg_abort(1);}
if ( dpwr2 > 50 )
{ printf("dpwr2 too large! recheck value "); psg_abort(1);}
if ( pw > 20.0e-6 )
{ printf(" pw too long ! recheck value "); psg_abort(1);}
if ( pwN > 100.0e-6 )
{ printf(" pwN too long! recheck value "); psg_abort(1);}
if ( TROSY[A]=='y' && dm2[C] == 'y')
{ text_error("Choose either TROSY='n' or dm2='n' ! "); psg_abort(1);}
/* PHASES AND INCREMENTED TIMES */
/* Phase incrementation for hypercomplex 2D data, States-Haberkorn element */
if (phase1 == 2) tsadd(t3,1,4);
if (TROSY[A]=='y')
{ if (phase2 == 2) icosel = +1;
else {tsadd(t4,2,4); tsadd(t10,2,4); icosel = -1;}
}
else { if (phase2 == 2) {tsadd(t10,2,4); icosel = +1;}
else icosel = -1;
}
/* Set up f1180 */
if(PRexp) /* set up Projection-Reconstruction experiment */
tau1 = d2*csa;
else
tau1 = d2;
if((f1180[A] == 'y') && (ni > 1.0))
{ tau1 += ( 1.0 / (2.0*sw1) ); if(tau1 < 0.2e-6) tau1 = 0.0; }
tau1 = tau1/2.0;
/* Set up f2180 */
if(PRexp)
tau2 = d2*sna;
else
{
tau2 = d3;
if((f2180[A] == 'y') && (ni2 > 1.0))
{ tau2 += ( 1.0 / (2.0*sw2) ); if(tau2 < 0.2e-6) tau2 = 0.0; }
}
tau2 = tau2/2.0;
/* Calculate modifications to phases for States-TPPI acquisition */
if( ix == 1) d2_init = d2;
t1_counter = (int) ( (d2-d2_init)*sw1 + 0.5 );
if(t1_counter % 2)
{ tsadd(t3,2,4); tsadd(t12,2,4); }
if( ix == 1) d3_init = d3;
t2_counter = (int) ( (d3-d3_init)*sw2 + 0.5 );
if(t2_counter % 2)
{ tsadd(t8,2,4); tsadd(t12,2,4); }
/* BEGIN ACTUAL PULSE SEQUENCE */
status(A);
delay(d1);
if ( dm3[B] == 'y' )
{ lk_hold(); lk_sampling_off();} /*freezes z0 correction, stops lock pulsing*/
rcvroff();
obspower(tpwr);
decpower(pwClvl);
dec2power(pwNlvl);
decpwrf(rf0);
obsoffset(tof);
txphase(zero);
delay(1.0e-5);
if (TROSY[A] == 'n')
dec2rgpulse(pwN, zero, 0.0, 0.0); /*destroy N15 and C13 magnetization*/
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(gzlvl0, 0.5e-3);
delay(1.0e-4);
if (TROSY[A] == 'n')
dec2rgpulse(pwN, one, 0.0, 0.0);
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(0.7*gzlvl0, 0.5e-3);
delay(5.0e-4);
rgpulse(pw,zero,0.0,0.0); /* 1H pulse excitation */
decphase(zero);
zgradpulse(gzlvl0, gt0);
delay(tauCH - gt0);
simpulse(2.0*pw, 2.0*pwC, zero, zero, 0.0, 0.0);
txphase(one);
decphase(t3);
zgradpulse(gzlvl0, gt0);
delay(tauCH - gt0);
rgpulse(pw, one, 0.0, 0.0);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
if ( dm3[B] == 'y' ) /* begins optional 2H decoupling */
{
gt4=0.0; /* no gradients during 2H decoupling */
dec3rgpulse(1/dmf3,one,10.0e-6,2.0e-6);
dec3unblank();
dec3phase(zero);
delay(2.0e-6);
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
}
decrgpulse(pwC, t3, 0.0, 0.0);
/* point a */
txphase(zero);
decphase(zero);
decpwrf(rf7);
delay(tau1);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC7", "", 0.0, pwC7, 2.0*pwN, zero, zero, zero,
0.0, 0.0);
zgradpulse(gzlvl4, gt4);
decpwrf(rf2);
if ( pwC7 > 2.0*pwN)
{delay(timeCH - pwC7 - gt4 - WFG3_START_DELAY - 2.0*pw);}
else
{delay(timeCH - 2.0*pwN - gt4 - WFG3_START_DELAY - 2.0*pw);}
rgpulse(2.0*pw,zero,0.0,0.0);
delay(timeAB - timeCH);
decrgpulse(pwC2, zero, 0.0, 0.0);
zgradpulse(gzlvl4, gt4);
decpwrf(rf7);
delay(timeAB - tau1 - gt4 - WFG_START_DELAY - pwC7 - 2.0e-6);
/* WFG_START_DELAY */
decshaped_pulse("offC7", pwC7, zero, 0.0, 0.0);
decpwrf(rf1); /* point b */
decrgpulse(pwC1, zero, 2.0e-6, 0.0);
obspwrf(tpwr1); obspower(tpwr-6); /* POWER_DELAY */
obsprgon("dipsi2", pwH, 5.0); /* PRG_START_DELAY */
xmtron();
/* point c */
dec2phase(zero);
decpwrf(rf2);
delay(zeta - POWER_DELAY - PRG_START_DELAY);
sim3pulse(0.0, pwC2, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
decpwrf(rf1);
dec2phase(t8);
delay(zeta);
/* point d */
decrgpulse(pwC1, zero, 0.0, 0.0);
if ( dm3[B] == 'y' ) /* turns off 2H decoupling */
{
setstatus(DEC3ch, FALSE, 'c', FALSE, dmf3);
dec3rgpulse(1/dmf3,three,2.0e-6,2.0e-6);
dec3blank();
lk_autotrig(); /* resumes lock pulsing */
}
/* xxxxxxxxxxxxxxxxxx OPTIONS FOR N15 EVOLUTION xxxxxxxxxxxxxxxxxxxxx */
zgradpulse(gzlvl3, gt3);
if (TROSY[A]=='y') { xmtroff(); obsprgoff(); }
delay(2.0e-4);
dec2rgpulse(pwN, t8, 0.0, 0.0);
/* point e */
decpwrf(rf2);
decphase(zero);
dec2phase(t9);
delay(timeTN - WFG3_START_DELAY - tau2);
/* WFG3_START_DELAY */
sim3pulse(0.0, pwC2, 2.0*pwN, zero, zero, t9, 0.0, 0.0);
dec2phase(t10);
decpwrf(rf7);
if (TROSY[A]=='y')
{
if (tau2 > gt1 + 2.0*GRADIENT_DELAY + 1.0e-4)
{
txphase(t4);
delay(timeTN - pwC7 - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC7", pwC7, zero, 0.0, 0.0);
delay(tau2 - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspwrf(4095.0); obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - 2.0*POWER_DELAY);
}
else
{
txphase(t4);
delay(timeTN -pwC7 -WFG_START_DELAY -gt1 -2.0*GRADIENT_DELAY -1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspwrf(4095.0); obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - 2.0*POWER_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC7", pwC7, zero, 0.0, 0.0);
delay(tau2);
}
}
else
{
if (tau2 > kappa)
{
delay(timeTN - pwC7 - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC7", pwC7, zero, 0.0, 0.0);
delay(tau2 - kappa - PRG_STOP_DELAY);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
txphase(t4);
delay(kappa - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspwrf(4095.0); obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - 2.0*POWER_DELAY);
}
else if (tau2 > (kappa - pwC7 - WFG_START_DELAY))
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
txphase(t4); /* WFG_START_DELAY */
decshaped_pulse("offC7", pwC7, zero, 0.0, 0.0);
delay(kappa -pwC7 -WFG_START_DELAY -gt1 -2.0*GRADIENT_DELAY -1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspwrf(4095.0); obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - 2.0*POWER_DELAY);
}
else if (tau2 > gt1 + 2.0*GRADIENT_DELAY + 1.0e-4)
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
txphase(t4);
delay(kappa - tau2 - pwC7 - WFG_START_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC7", pwC7, zero, 0.0, 0.0);
delay(tau2 - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspwrf(4095.0); obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - 2.0*POWER_DELAY);
}
else
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
txphase(t4);
delay(kappa-tau2-pwC7-WFG_START_DELAY-gt1-2.0*GRADIENT_DELAY-1.0e-4);
if (mag_flg[A]=='y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspwrf(4095.0); obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - 2.0*POWER_DELAY); /* WFG_START_DELAY */
decshaped_pulse("offC7", pwC7, zero, 0.0, 0.0);
delay(tau2);
}
} /* point f */
/* xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx */
if (TROSY[A]=='y') rgpulse(pw, t4, 0.0, 0.0);
else sim3pulse(pw, 0.0, pwN, t4, zero, t10, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl5, gt5);
if (TROSY[A]=='y') delay(lambda - 0.65*(pw + pwN) - gt5);
else delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl5, gt5);
txphase(one);
dec2phase(t11);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(pw, 0.0, pwN, one, zero, t11, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl6, gt5);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
dec2phase(t10);
zgradpulse(gzlvl6, gt5);
if (TROSY[A]=='y') delay(lambda - 1.6*pwN - gt5);
else delay(lambda - 0.65*pwN - gt5);
if (TROSY[A]=='y') dec2rgpulse(pwN, t10, 0.0, 0.0);
else rgpulse(pw, zero, 0.0, 0.0);
delay((gt1/10.0) + 1.0e-4 +gstab - 0.5*pw + 2.0*GRADIENT_DELAY + POWER_DELAY);
rgpulse(2.0*pw, zero, 0.0, rof1);
dec2power(dpwr2); /* POWER_DELAY */
if (mag_flg[A] == 'y') magradpulse(icosel*gzcal*gzlvl2, gt1/10.0);
else zgradpulse(icosel*gzlvl2, gt1/10.0); /* 2.0*GRADIENT_DELAY */
delay(gstab);
rcvron();
statusdelay(C,1.0e-4 - rof1);
if (dm3[B]=='y') lk_sample();
setreceiver(t12);
}
pulsesequence()
{
char
f1180[MAXSTR],
f2180[MAXSTR],
mag_flg[MAXSTR]; /* y for magic angle, n for z-gradient only */
int
icosel,
t1_counter,
t2_counter;
double
ni2,
ratio, /* used to adjust t1 semi-constant time increment */
tau1,
tau2,
taua, /* ~ 1/4JCH = 1.5 ms - 1.7 ms] */
taub, /* ~ 3.3 ms */
bigTC, /* ~ 8 ms */
bigTCO, /* ~ 6 ms */
bigTN, /* ~ 12 ms */
tauc, /* ~ 5.4 ms */
taud, /* ~ 2.3 ms */
gstab, /* ~0.2 ms, gradient recovery time */
pwClvl, /* High power level for carbon on channel 2 */
pwC, /* C13 90 degree pulse length at pwClvl */
compH, /* Compression factor for H1 on channel 1 */
compC, /* Compression factor for C13 on channel 2 */
pwNlvl, /* Power level for Nitrogen on channel 3 */
pwN, /* N15 90 degree pulse lenght at pwNlvl */
maxpwCN,
bw, ofs, ppm, /* bandwidth, offset, ppm - temporary Pbox parameters */
pwCa90, /*90 "offC13" pulse at Ca(56ppm) xmtr at CO(174ppm) */
pwCa180, /*180 "offC17" pulse at Ca(56ppm) xmtr at CO(174ppm) */
pwCO90, /* 90 "offC6" pulse at CO(174ppm) xmtr at CO(174ppm)*/
pwCO180, /* 180 "offC8" pulse at CO(174ppm) xmtr at CO(174ppm)*/
pwCab180, /* 180 "offC27" pulse at Cab(46ppm) xmtr at CO(174ppm)*/
tpwrHd, /* Power level for proton decoupling on channel 1 */
pwHd, /* H1 90 degree pulse lenth at tpwrHd. */
waltzB1 = getval("waltzB1"), /* waltz16 field strength (in Hz) */
phi_CO, /* phase correction for Bloch-Siegert effect on CO */
phi_Ca, /* phase correction for Bloch-Siegert effect on Ca */
gt1,
gt2,
gt3,
gt4,
gt5,
gt6,
gt7,
gt0,
gzlvl1,
gzlvl2,
gzlvl3,
gzlvl4,
gzlvl5,
gzlvl6, /* N15 selection gradient level in DAC units */
gzlvl7,
gzlvl0, /* H1 gradient level in DAC units */
gzcal, /* gradient calibration (gcal) */
dfCa180,
dfCab180,
dfC90,
dfCa90,
dfCO180;
/* LOAD VARIABLES */
getstr("f1180",f1180);
getstr("f2180",f2180);
getstr("mag_flg", mag_flg);
gzcal = getval("gzcal");
ni2 = getval("ni2");
taua = getval("taua");
taub = getval("taub");
tauc = getval("tauc");
bigTC = getval("bigTC");
bigTCO = getval("bigTCO");
bigTN = getval("bigTN");
taud = getval("taud");
gstab = getval("gstab");
pwClvl = getval("pwClvl");
pwC = getval("pwC");
compH = getval("compH");
compC = getval("compC");
pwNlvl = getval("pwNlvl");
pwN = getval("pwN");
phi_CO = getval("phi_CO");
phi_Ca = getval("phi_Ca");
gt1 = getval("gt1");
gt2 = getval("gt2");
gt3 = getval("gt3");
gt4 = getval("gt4");
gt5 = getval("gt5");
gt6 = getval("gt6");
gt7 = getval("gt7");
gt0 = getval("gt0");
gzlvl1 = getval("gzlvl1");
gzlvl2 = getval("gzlvl2");
gzlvl3 = getval("gzlvl3");
gzlvl4 = getval("gzlvl4");
gzlvl5 = getval("gzlvl5");
gzlvl6 = getval("gzlvl6");
gzlvl7 = getval("gzlvl7");
gzlvl0 = getval("gzlvl0");
setautocal(); /* activate auto-calibration flags */
if (autocal[0] == 'n')
{
pwCa90 = getval("pwCa90");
pwCa180 = getval("pwCa180");
pwCab180 = getval("pwCab180");
pwCO90 = getval("pwCO90");
pwCO180 = getval("pwCO180");
dfCa180 = (compC*4095.0*pwC*2.0*1.69)/pwCa180; /*power for "offC17" pulse*/
dfCab180 = (compC*4095.0*pwC*2.0*1.69)/pwCab180; /*power for "offC27" pulse*/
dfC90 = (compC*4095.0*pwC*1.69)/pwCO90; /*power for "offC6" pulse */
dfCa90 = (compC*4095.0*pwC)/pwCa90; /*power for "offC13" pulse*/
dfCO180 = (compC*4095.0*pwC*2.0*1.65)/pwCO180; /*power for "offC8" pulse */
dfCa90 = (int) (dfCa90 + 0.5);
dfCa180 = (int) (dfCa180 + 0.5);
dfC90 = (int) (dfC90 + 0.5);
dfCO180 = (int) (dfCO180 + 0.5);
dfCab180 = (int) (dfCab180 +0.5);
/* power level and pulse time for WALTZ 1H decoupling */
pwHd = 1/(4.0 * waltzB1) ;
tpwrHd = tpwr - 20.0*log10(pwHd/(compH*pw));
tpwrHd = (int) (tpwrHd + 0.5);
}
else
{
if(FIRST_FID) /* call Pbox */
{
ppm = getval("dfrq"); bw = 118.0*ppm; ofs = -118.0*ppm;
offC6 = pbox_make("offC6", "sinc90n", bw, 0.0, compC*pwC, pwClvl);
offC8 = pbox_make("offC8", "sinc180n", bw, 0.0, compC*pwC, pwClvl);
offC17 = pbox_make("offC17", "sinc180n", bw, ofs, compC*pwC, pwClvl);
bw = 128.0*ppm;
offC13 = pbox_make("offC13", "square90n", bw, ofs, compC*pwC, pwClvl);
ofs = -128.0*ppm;
offC27 = pbox_make("offC27", "sinc180n", bw, ofs, compC*pwC, pwClvl);
bw = 2.8*7500.0;
wz16 = pbox_Dcal("WALTZ16", 2.8*waltzB1, 0.0, compH*pw, tpwr);
ofs_check(H1ofs, C13ofs, N15ofs, H2ofs);
}
dfC90 = offC6.pwrf; pwCO90 = offC6.pw;
dfCO180 = offC8.pwrf; pwCO180 = offC8.pw;
dfCa90 = offC13.pwrf; pwCa90 = offC13.pw;
dfCa180 = offC17.pwrf; pwCa180 = offC17.pw;
dfCab180 = offC27.pwrf; pwCab180 = offC27.pw;
tpwrHd = wz16.pwr; pwHd = 1.0/wz16.dmf;
}
maxpwCN = 2.0*pwN;
if (pwCab180 > pwN) maxpwCN = pwCab180;
/* LOAD PHASE TABLE */
settable(t1,4,phi1);
settable(t2,2,phi2);
settable(t3,8,phi3);
settable(t4,16,phi4);
settable(t5,1,phi5);
settable(t16,8,rec);
/* CHECK VALIDITY OF PARAMETER RANGES */
if(ni > 64)
{
printf("ni is out of range. Should be: 14 to 64 ! \n");
psg_abort(1);
}
/*
if(ni/sw1 > 2.0*(bigTCO))
{
printf("ni is too big, should be < %f\n", sw1*2.0*(bigTCO));
psg_abort(1);
}
*/
if(ni2/sw2 > 2.0*(bigTN - pwCO180))
{
printf("ni2 is too big, should be < %f\n",2.0*sw2*(bigTN-pwCO180));
psg_abort(1);
}
if((dm[A] == 'y' || dm[B] == 'y' ))
{
printf("incorrect dec1 decoupler flags! Should be 'nnn' ");
psg_abort(1);
}
if((dm2[A] == 'y' || dm2[B] == 'y'))
{
printf("incorrect dec2 decoupler flags! Should be 'nny' ");
psg_abort(1);
}
if( dpwr > 50 )
{
printf("don't fry the probe, DPWR too large! ");
psg_abort(1);
}
/* Phase incrementation for hypercomplex 2D data */
if (phase1 == 1)
{
tsadd(t1, 1, 4);
}
if (phase2 == 2)
{
tsadd(t5,2,4);
icosel = 1;
}
else icosel = -1;
/* Set up f1180 tau1 = t1 */
tau1 = d2;
if ((f1180[A] == 'y') && (ni > 1))
{ tau1 += (1.0/(2.0*sw1)); }
if(tau1 < 0.2e-6) tau1 = 0.0;
tau1 = tau1/4.0;
ratio = 2.0*bigTCO*sw1/((double) ni);
ratio = (double)((int)(ratio*100.0))/100.0;
if (ratio > 1.0) ratio = 1.0;
if((dps_flag) && (ni > 1))
printf("ratio = %f => %f\n",2.0*bigTCO*sw1/((double) ni), ratio);
/* Set up f2180 tau2 = t2 */
tau2 = d3;
if ((f2180[A] == 'y') && (ni2 > 1))
{ tau2 += (1.0/(2.0*sw2)); }
if(tau2 < 0.2e-6) tau2 = 0.0;
tau2 = tau2/4.0;
/* Calculate modifications to phases for States-TPPI acquisition */
if( ix == 1) d2_init = d2 ;
t1_counter = (int)((d2-d2_init)*sw1 + 0.5);
if((t1_counter % 2))
{
tsadd(t1,2,4);
tsadd(t16,2,4);
}
if( ix == 1) d3_init = d3 ;
t2_counter = (int)((d3-d3_init)*sw2 + 0.5);
if((t2_counter % 2))
{
tsadd(t2,2,4);
tsadd(t16,2,4);
}
decstepsize(1.0);
initval(phi_CO, v1);
initval(phi_Ca, v2);
/* BEGIN ACTUAL PULSE SEQUENCE */
status(A);
delay(d1-1.0e-3);
obsoffset(tof);
decoffset(dof);
obspower(tpwr);
decpower(pwClvl);
decpwrf(4095.0);
dec2power(pwNlvl);
txphase(zero);
decphase(zero);
dec2phase(zero);
rcvroff();
if(gt6 > 0.2e-6)
{
delay(10.0e-6);
decrgpulse(pwC, zero, 1.0e-6, 1.0e-6);
delay(0.2e-6);
zgradpulse(gzlvl6, gt6);
}
decpwrf(dfCa180);
delay(1.0e-3);
rgpulse(pw,zero,1.0e-6,1.0e-6);
delay(2.0e-6);
zgradpulse(gzlvl0,gt0);
delay(taua - gt0 - 2.0e-6 - WFG_START_DELAY);
simshaped_pulse("","offC17",2.0*pw,pwCa180,zero,zero,1.0e-6,1.0e-6);
/* c13 offset on CO, slp 180 on Ca */
delay(taua - gt0 - 500.0e-6 - WFG_STOP_DELAY);
zgradpulse(gzlvl0,gt0);
txphase(one);
delay(500.0e-6);
rgpulse(pw, one, 1.0e-6, 1.0e-6);
decphase(zero);
delay(2.0e-6);
zgradpulse(gzlvl3,gt3);
obspower(tpwrHd);
decpwrf(dfCa90);
delay(200.0e-6);
/* c13 offset on CO, slp 90 on Ca */
decshaped_pulse("offC13", pwCa90, zero, 0.0, 0.0);
delay(taub -PRG_START_DELAY);
obsprgon("waltz16", pwHd, 180.0);
xmtron();
decpwrf(dfC90);
decphase(t1);
delay(bigTC -taub -SAPS_DELAY -PWRF_DELAY);
/* c13 offset on CO, on-res 90 on CO */
decshaped_pulse("offC6", pwCO90, t1, 0.0, 0.0);
/* CO EVOLUTION BEGINS */
decpwrf(dfCO180);
decphase(zero);
delay(bigTCO/2.0 +maxpwCN/2.0 +WFG_STOP_DELAY -2.0*pwCO90/PI -ratio*tau1);
/* c13 offset on CO, on-res 180 on CO */
decshaped_pulse("offC8", pwCO180, zero, 0.0, 0.0);
decpwrf(dfCab180);
delay(bigTCO/2.0 +(2.0 -ratio)*tau1 -PRG_STOP_DELAY);
xmtroff();
obsprgoff();
/* c13 offset on CO, slp 180 at Cab */
sim3shaped_pulse("","offC27","",0.0,pwCab180,2.0*pwN,zero,zero,zero,0.0,0.0);
obsprgon("waltz16", pwHd, 180.0);
xmtron();
decpwrf(dfCO180);
delay(bigTCO/2.0 +(2.0 -ratio)*tau1 -PRG_START_DELAY);
/* c13 offset on CO, on-res 180 on CO */
decshaped_pulse("offC8", pwCO180, zero, 0.0, 0.0);
decpwrf(dfC90);
dcplrphase(v1);
delay(bigTCO/2.0 +maxpwCN/2.0 +WFG_STOP_DELAY -2.0*pwCO90/PI -ratio*tau1 -SAPS_DELAY);
/* CO EVOLUTION ENDS */
decshaped_pulse("offC6", pwCO90, zero, 0.0, 0.0);
/* c13 offset on CO, on-res 90 on CO */
decpwrf(dfCa90);
decphase(t3); dcplrphase(v2);
delay(bigTC -2.0*SAPS_DELAY -PWRF_DELAY);
/* c13 offset on CO, slp 90 at Ca */
decshaped_pulse("offC13", pwCa90, t3, 0.0, 0.0);
xmtroff();
decpwrf(dfCO180);
decphase(zero); dcplrphase(zero);
dec2phase(t2);
delay(2.0e-5);
zgradpulse(gzlvl4,gt4);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 180.0);
xmtron();
txphase(zero);
delay(150.0e-6);
dec2rgpulse(pwN, t2, 0.0, 0.0);
/* N15 EVOLUTION BEGINS HERE */
delay(bigTN/2.0 -tau2);
decshaped_pulse("offC8", pwCO180, zero, 0.0, 0.0); /* c13 offset on CO, on-res 180 on CO */
decpwrf(dfCa180);
dec2phase(t4);
delay(bigTN/2.0 -tau2);
dec2rgpulse(2.0*pwN, t4, 0.0, 0.0);
decshaped_pulse("offC17", pwCa180, zero, 0.0, 0.0); /* c13 offset on CO, slp 180 at Ca */
decpwrf(dfCO180);
delay(bigTN/2.0 +tau2 -pwCa180 -WFG_START_DELAY -WFG_STOP_DELAY);
decshaped_pulse("offC8", pwCO180, zero, 0.0, 0.0);
/* c13 offset on CO, on-res 180 on CO */
delay(bigTN/2.0 +tau2 -tauc -PRG_STOP_DELAY);
dec2phase(t5);
xmtroff();
obsprgoff();
obspower(tpwr);
if (mag_flg[A] == 'y') magradpulse(gzcal*gzlvl1, gt1);
else zgradpulse(gzlvl1, gt1);
delay(tauc -gt1 -2.0*GRADIENT_DELAY);
/* N15 EVOLUTION ENDS HERE */
sim3pulse(pw,0.0, pwN, zero,zero, t5, 0.0, 0.0);
dec2phase(zero);
delay(2.0e-6);
zgradpulse(0.8*gzlvl5, gt5);
delay(taud - gt5 - 2.0e-6);
sim3pulse(2.0*pw,0.0, 2.0*pwN, zero,zero, zero, 0.0, 0.0);
delay(taud - gt5 - 500.0e-6);
zgradpulse(0.8*gzlvl5, gt5);
txphase(one);
decphase(one);
delay(500.0e-6);
sim3pulse(pw,0.0, pwN, one,zero, one, 0.0, 0.0);
delay(2.0e-6);
txphase(zero);
decphase(zero);
zgradpulse(gzlvl5, gt5);
delay(taud - gt5 - 2.0e-6);
sim3pulse(2.0*pw,0.0, 2.0*pwN, zero,zero, zero, 0.0, 0.0);
delay(taud - gt5 - 2.0*POWER_DELAY - 500.0e-6);
zgradpulse(gzlvl5, gt5);
decpower(dpwr);
dec2power(dpwr2);
delay(500.0e-6);
rgpulse(pw, zero, 0.0, 0.0);
delay(gstab +gt2 +2.0*GRADIENT_DELAY);
rgpulse(2.0*pw, zero, 0.0, 0.0);
if (mag_flg[A] == 'y') magradpulse(icosel*gzcal*gzlvl2, gt2);
else zgradpulse(icosel*gzlvl2, gt2);
delay(0.5*gstab);
rcvron();
statusdelay(C, 0.5*gstab);
setreceiver(t16);
}
void pulsesequence()
{
/* DECLARE AND LOAD VARIABLES */
char f1180[MAXSTR], /* Flag to start t1 @ halfdwell */
f2180[MAXSTR], /* Flag to start t2 @ halfdwell */
mag_flg[MAXSTR], /* magic-angle coherence transfer gradients */
TROSY[MAXSTR], /* do TROSY on N15 and H1 */
CT_c[MAXSTR],
h1dec[MAXSTR];
int icosel, /* used to get n and p type */
t1_counter=getval("t1_counter"), /* used for states tppi in t1 */
t2_counter=getval("t2_counter"), /* used for states tppi in t2 */
nli = getval("nli"),
nli2 = getval("nli2");
double tau1, /* t1 delay */
tau2, /* t2 delay */
tauCC = 7.0e-3, /* delay for Ca to Cb cosy */
tauC = 13.3e-3, /* constantTime for 13Cb evolution */
timeTN = getval("timeTN"), /* constant time for 15N evolution */
kappa = 5.4e-3,
lambda = 2.4e-3,
zeta = 3.0e-3,
taud = 1.7e-3,
pwClvl = getval("pwClvl"), /* coarse power for C13 pulse */
pwC = getval("pwC"), /* C13 90 degree pulse length at pwClvl */
rf0, /* maximum fine power when using pwC pulses */
/* 90 degree pulse at Cab (46ppm), first off-resonance null at CO (174ppm) */
pwC1, /* 90 degree pulse length on C13 at rf1 */
rf1, /* fine power for 5.1 kHz rf for 600MHz magnet */
/* 180 degree pulse at Ca (46ppm), first off-resonance null at CO(174ppm) */
pwC2, /* 180 degree pulse length at rf2 */
rf2, /* fine power for 11.4 kHz rf for 600MHz magnet */
/* the following pulse lengths for SLP pulses are automatically calculated */
/* by the macro "proteincal". SLP pulse shapes, "offC7" etc are called */
/* directly from your shapelib. */
pwC7 = getval("pwC7"), /*180 degree pulse at CO(174ppm) null at Ca(56ppm) */
pwC7a = getval("pwC7a"), /* pwC7a=pwC7, but not set to zero when pwC7=0 */
phshift7, /* phase shift induced on Cab by pwC7 ("offC7") pulse */
pwZ, /* the largest of pwC7 and 2.0*pwN */
pwZ1, /* the larger of pwC7a and 2.0*pwN for 1D experiments */
rf7, /* fine power for the pwC7 ("offC7") pulse */
/* the following pulse lengths for SLP pulses are automatically calculated */
/* by the macro "proteincal". SLP pulse shapes, "offC5" etc are called */
/* directly from your shapelib. */
pwC5 = getval("pwC5"), /*180 degree pulse at CO(174ppm) null at Ca(56ppm) */
rf5, /* fine power for the pwC7 ("offC7") pulse */
/* g3 inversion pulse in the t1 period (centred at 150ppm) */
pwCgCO_lvl = getval("pwCgCO_lvl"),
pwCgCO = getval("pwCgCO"),
compH = getval("compH"), /* adjustment for C13 amplifier compression */
compC = getval("compC"), /* adjustment for C13 amplifier compression */
pwHs = getval("pwHs"), /* H1 90 degree pulse length at tpwrs */
tpwrs, /* power for the pwHs ("H2Osinc") pulse */
pwHd, /* H1 90 degree pulse length at tpwrd */
tpwrd, /* rf for WALTZ decoupling */
waltzB1 = getval("waltzB1"), /* waltz16 field strength (in Hz) */
pwNlvl = getval("pwNlvl"), /* power for N15 pulses */
pwN = getval("pwN"), /* N15 90 degree pulse length at pwNlvl */
sw1 = getval("sw1"),
sw2 = getval("sw2"),
gstab = getval("gstab"),
gt1 = getval("gt1"), /* coherence pathway gradients */
gzcal = getval("gzcal"), /* g/cm to DAC conversion factor */
gzlvl1 = getval("gzlvl1"),
gzlvl2 = getval("gzlvl2"),
gt0 = getval("gt0"), /* other gradients */
gt3 = getval("gt3"),
gt4 = getval("gt4"),
gt5 = getval("gt5"),
gt7 = getval("gt7"),
gt8 = getval("gt8"),
gzlvl0 = getval("gzlvl0"),
gzlvl3 = getval("gzlvl3"),
gzlvl4 = getval("gzlvl4"),
gzlvl5 = getval("gzlvl5"),
gzlvl6 = getval("gzlvl6"),
gzlvl7 = getval("gzlvl7"),
gzlvl8 = getval("gzlvl8");
getstr("f1180",f1180);
getstr("f2180",f2180);
getstr("mag_flg",mag_flg);
getstr("TROSY",TROSY);
getstr("CT_c",CT_c);
getstr("h1dec",h1dec);
/* LOAD PHASE TABLE */
settable(t2,1,phy);
settable(t3,2,phi3);
settable(t4,1,phx);
settable(t5,4,phi5);
if (TROSY[A]=='y')
{settable(t8,1,phy);
settable(t9,1,phx);
settable(t10,1,phy);
settable(t11,1,phx);
settable(t12,4,recT);}
else
{settable(t8,1,phx);
settable(t9,8,phi9);
settable(t10,1,phx);
settable(t11,1,phy);
settable(t12,4,rec);}
/* INITIALIZE VARIABLES */
if( dpwrf < 4095 )
{ printf("reset dpwrf=4095 and recalibrate C13 90 degree pulse");
psg_abort(1); }
/* maximum fine power for pwC pulses */
rf0 = 4095.0;
/* 90 degree pulse on Cab, null at CO 128ppm away */
pwC1 = sqrt(15.0)/(4.0*128.0*dfrq);
rf1 = (compC*4095.0*pwC)/pwC1;
rf1 = (int) (rf1 + 0.5);
/* 180 degree pulse on Cab, null at CO 128ppm away */
pwC2 = sqrt(3.0)/(2.0*128.0*dfrq);
rf2 = (4095.0*compC*pwC*2.0)/pwC2;
rf2 = (int) (rf2 + 0.5);
if( rf2 > 4095 )
{ printf("Recalibrate so that C13 90 <22us*600/sfrq"); psg_abort(1);}
/* 180 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf7 = (compC*4095.0*pwC*2.0*1.65)/pwC7a; /* needs 1.65 times more */
rf7 = (int) (rf7 + 0.5); /* power than a square pulse */
/* 90 degree one-lobe sinc pulse on CO, null at Ca 118ppm away */
rf5 = (compC*4095.0*pwC*1.69)/pwC5; /* needs 1.69 times more */
rf5 = (int) (rf5 + 0.5); /* power than a square pulse */
/* the pwC7 pulse at the middle of t1 */
if ((nli2 > 0.0) && (nli == 1.0)) nli = 0.0;
if (pwC7a > 2.0*pwN) pwZ = pwC7a; else pwZ = 2.0*pwN;
if ((pwC7==0.0) && (pwC7a>2.0*pwN)) pwZ1=pwC7a-2.0*pwN; else pwZ1=0.0;
if ( nli > 1 ) pwC7 = pwC7a;
if ( pwC7 > 0 ) phshift7 = 320.0;
else phshift7 = 0.0;
/* selective H20 one-lobe sinc pulse */
tpwrs = tpwr - 20.0*log10(pwHs/(compH*pw*1.69)); /* needs 1.69 times more */
tpwrs = (int) (tpwrs); /* power than a square pulse */
/* power level and pulse time for WALTZ 1H decoupling */
pwHd = 1/(4.0 * waltzB1) ;
tpwrd = tpwr - 20.0*log10(pwHd/(compH*pw));
tpwrd = (int) (tpwrd + 0.5);
/* CHECK VALIDITY OF PARAMETER RANGES */
if ( 0.5*nli2*1/(sw2) > timeTN - WFG3_START_DELAY)
{ printf(" nli2 is too big. Make nli2 equal to %d or less.\n",
((int)((timeTN - WFG3_START_DELAY)*2.0*sw2))); psg_abort(1);}
if ( dm[A] == 'y' || dm[B] == 'y' || dm[C] == 'y' )
{ printf("incorrect dec1 decoupler flags! Should be 'nnn' "); psg_abort(1);}
if ( dm2[A] == 'y' || dm2[B] == 'y' )
{ printf("incorrect dec2 decoupler flags! Should be 'nny' "); psg_abort(1);}
if ( dm3[A] == 'y' || dm3[C] == 'y' )
{ printf("incorrect dec3 decoupler flags! Should be 'nyn' or 'nnn' ");
psg_abort(1);}
if ( dpwr2 > 46 )
{ printf("dpwr2 too large! recheck value "); psg_abort(1);}
if ( pw > 20.0e-6 )
{ printf(" pw too long ! recheck value "); psg_abort(1);}
if ( pwN > 100.0e-6 )
{ printf(" pwN too long! recheck value "); psg_abort(1);}
if ( TROSY[A]=='y' && dm2[C] == 'y')
{ text_error("Choose either TROSY='n' or dm2='n' ! "); psg_abort(1);}
/* PHASES AND INCREMENTED TIMES */
/* Phase incrementation for hypercomplex 2D data, States-Haberkorn element */
if (phase1 == 2) { tsadd(t3,1,4); tsadd(t2,1,4);}
if (TROSY[A]=='y')
{ if (phase2 == 2) icosel = +1;
else {tsadd(t4,2,4); tsadd(t10,2,4); icosel = -1;}
}
else { if (phase2 == 2) {tsadd(t10,2,4); icosel = +1;}
else icosel = -1;
}
/* Set up f1180 */
if( ix == 1) d2_init = d2;
tau1 = d2_init + (t1_counter) / sw1;
if((f1180[A] == 'y') && (nli > 1.0))
{ tau1 += ( 1.0 / (2.0*sw1) ); if(tau1 < 0.2e-6) tau1 = 0.0; }
tau1 = tau1/2.0;
/* Set up f2180 */
if( ix == 1) d3_init = d3;
tau2 = d3_init + (t2_counter) / sw2;
if((f2180[A] == 'y') && (nli2 > 1.0))
{ tau2 += ( 1.0 / (2.0*sw2) ); if(tau2 < 0.2e-6) tau2 = 0.0; }
tau2 = tau2/2.0;
/* Calculate modifications to phases for States-TPPI acquisition */
if(t1_counter % 2)
{ tsadd(t3,2,4); tsadd(t12,2,4); }
if(t2_counter % 2)
{ tsadd(t8,2,4); tsadd(t12,2,4); }
/* BEGIN PULSE SEQUENCE */
status(A);
delay(d1);
if (dm3[B] == 'y') lk_hold();
rcvroff();
obspower(tpwr);
decpower(pwClvl);
dec2power(pwNlvl);
decpwrf(rf0);
obsoffset(tof);
txphase(zero);
decphase(zero);
dcplrphase(zero);
delay(1.0e-5);
dec2rgpulse(pwN, zero, 0.0, 0.0); /*destroy N15 and C13 magnetization*/
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(gzlvl0, 0.5e-3);
delay(1.0e-4);
dec2rgpulse(pwN, one, 0.0, 0.0);
decrgpulse(pwC, zero, 0.0, 0.0);
zgradpulse(0.7*gzlvl0, 0.5e-3);
delay(5.0e-4);
rgpulse(pw,zero,0.0,0.0); /* 1H pulse excitation */
dec2phase(zero);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
txphase(one);
zgradpulse(gzlvl0, gt0);
delay(lambda - gt0);
rgpulse(pw, one, 0.0, 0.0);
obspower(tpwrs);
if (TROSY[A]=='y') {
txphase(two);
shaped_pulse("H2Osinc", pwHs, two, 5.0e-4, 0.0);
obspower(tpwr);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
dec2rgpulse(pwN, zero, 0.0, 0.0);
delay(0.5*kappa - 2.0*pw);
rgpulse(2.0*pw, two, 0.0, 0.0);
obspower(tpwrd); /* POWER_DELAY */
decphase(zero);
dec2phase(zero);
decpwrf(rf7);
delay(timeTN - 0.5*kappa - POWER_DELAY -WFG_START_DELAY);
}
else {
txphase(zero);
shaped_pulse("H2Osinc", pwHs, zero, 5.0e-4, 0.0);
obspower(tpwrd);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
dec2rgpulse(pwN, zero, 0.0, 0.0);
txphase(one);
delay(kappa - pwHd - 2.0e-6 - PRG_START_DELAY);
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0); /* PRG_START_DELAY */
xmtron();
decphase(zero);
dec2phase(zero);
decpwrf(rf7);
delay(timeTN - kappa -WFG_START_DELAY);
}
sim3shaped_pulse("","offC7","",0.0, pwC7, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
decphase(t3);
decpwrf(rf5);
delay(timeTN -WFG_STOP_DELAY -pwHd);
dec2rgpulse(pwN, zero, 0.0, 0.0);
if (TROSY[A]=='n') {
xmtroff();
obsprgoff();
rgpulse(pwHd,three,2.0e-6,0.0);
}
delay(2.0e-6);
zgradpulse(gzlvl3, gt3);
delay(2.0e-4);
decpwrf(rf5);
decshaped_pulse("offC5", pwC5, zero, 0.0, 0.0);
delay(2.0e-6);
zgradpulse(-gzlvl7, gt7);
decpwrf(rf0);
decphase(zero);
delay(zeta - gt7 - 0.5*10.933*pwC-2.0e-6);
decrgpulse(pwC*158.0/90.0, zero, 0.0, 0.0);
decrgpulse(pwC*171.2/90.0, two, 0.0, 0.0);
decrgpulse(pwC*342.8/90.0, zero, 0.0, 0.0); /* Shaka 6 composite */
decrgpulse(pwC*145.5/90.0, two, 0.0, 0.0);
decrgpulse(pwC*81.2/90.0, zero, 0.0, 0.0);
decrgpulse(pwC*85.3/90.0, two, 0.0, 0.0);
delay(2.0e-6);
zgradpulse(-gzlvl7, gt7);
decpwrf(rf5);
decphase(one);
txphase(one);
delay(zeta - gt7 - 0.5*10.933*pwC - WFG_START_DELAY-2.0e-6);
/* WFG_START_DELAY */
decshaped_pulse("offC5", pwC5, one, 0.0, 0.0);
delay(2.0e-6);
zgradpulse(1.33*gzlvl3,gt3);
delay(200.0e-6);
if(dm3[B] == 'y'){ /*optional 2H decoupling on */
dec3unblank();
dec3rgpulse(1/dmf3, one, 0.0, 0.0);
dec3unblank();
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
}
decpwrf(rf1);
decphase(t2);
txphase(one);
if (h1dec[A]=='y') {
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0); /* PRG_START_DELAY */
xmtron();
}
decrgpulse(pwC1, t3, 0.0, 0.0);
decphase(zero);
decpwrf(rf2);
delay(tauCC -gt5 -202.0e-6 -POWER_DELAY- pwHd -PRG_STOP_DELAY -1/dmf3
-2.0e-6 - WFG_STOP_DELAY);
if(dm3[B] == 'y') { /*optional 2H decoupling off */
dec3rgpulse(1/dmf3, three, 0.0, 0.0);
dec3blank();
setstatus(DEC3ch, FALSE, 'w', FALSE, dmf3);
dec3blank();
}
else delay(1/dmf3 +WFG_STOP_DELAY);
if(h1dec[A]=='y') {
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
}
else delay(pwHd +2.0e-6 +PRG_STOP_DELAY);
delay(2.0e-6);
zgradpulse(-gzlvl5, gt5);
delay(200.0e-6);
decrgpulse(pwC2,zero,0.0,0.0);
delay(2.0e-6);
zgradpulse(-gzlvl5, gt5);
delay(200.0e-6);
decpwrf(rf1);
if(h1dec[A]=='y'){
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0); /* PRG_START_DELAY */
xmtron();
}
else delay(pwHd+2.0e-6+PRG_START_DELAY);
if(dm3[B] == 'y'){ /*optional 2H decoupling on */
dec3unblank();
dec3rgpulse(1/dmf3, one, 0.0, 0.0);
dec3unblank();
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
}
else delay(1/dmf3+WFG_START_DELAY);
delay(tauCC -gt5 -202.0e-6 -POWER_DELAY -1/dmf3 -WFG_START_DELAY
-POWER_DELAY -pwHd -2.0e-6 -PRG_START_DELAY
-pwHd-2.0e-6-PRG_STOP_DELAY);
if((h1dec[A]=='y') && (h1dec[B]=='n')) {
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,one,2.0e-6,0.0);
decrgpulse(pwC1,t2,0.0,0.0);
}
else {
delay(pwHd+2.0e-6+PRG_STOP_DELAY-POWER_DELAY);
if ((h1dec[A]=='y')&&(h1dec[B]=='y')) {
delay(POWER_DELAY);
decrgpulse(pwC1,t2,0.0,0.0);
}
if ((h1dec[A]=='n')&&(h1dec[B]=='n')) {
obspower(tpwr);
simpulse(2.0*pw,pwC1,two,t2,0.0,0.0); /* Assuming 2.0*pw < pwC1 */
}
}
/* It could be h1dec='ny' ??? */
/* xxxxxxxxxxxxxxxxxxxxxx 13Cb EVOLUTION xxxxxxxxxxxxxxxxxx */
if (CT_c[0]=='n') {
if ((nli>1.0) && (tau1>0.0)) { /* total 13C evolution equals d2 exactly */
/* 2.0*pwC1/PI compensates for evolution at 64% rate during pwC1 */
decpwrf(rf7);
if(tau1 - 2.0*pwC1/PI - WFG3_START_DELAY - 0.5*pwZ > 0.0) {
delay(tau1 - 2.0*pwC1/PI - WFG3_START_DELAY - 0.5*pwZ);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC7", "", 0.0, pwC7a, 2.0*pwN, zero, zero, zero,
0.0, 0.0);
initval(phshift7, v7);
decstepsize(1.0);
dcplrphase(v7); /* SAPS_DELAY */
delay(tau1 - 2.0*pwC1/PI - SAPS_DELAY - 0.5*pwZ - 2.0e-6);
}
else {
initval(180.0, v7);
decstepsize(1.0);
dcplrphase(v7); /* SAPS_DELAY */
delay(2.0*tau1 - 4.0*pwC1/PI - SAPS_DELAY - 2.0e-6);
}
}
else if (nli==1.0) { /* special 1D check of pwC7 phase enabled when nli=1 */
decpwrf(rf7);
delay(10.0e-6 + SAPS_DELAY + 0.5*pwZ1 + WFG_START_DELAY);
/* WFG3_START_DELAY */
sim3shaped_pulse("", "offC7", "", 0.0, pwC7, 2.0*pwN, zero, zero, zero,
2.0e-6, 0.0);
initval(phshift7, v7);
decstepsize(1.0);
dcplrphase(v7); /* SAPS_DELAY */
delay(10.0e-6 + WFG3_START_DELAY + 0.5*pwZ1);
}
else{ /* 13Ca evolution refocused for 1st increment */
decpwrf(rf2);
decrgpulse(pwC2, zero, 2.0e-6, 0.0);
}
} /* H1 dec. and H2 dec. status are not changed through nonCT evolution*/
else { /* 13C CONSTANT TIME EVOLUTION */
decpwrf(rf0);
decpower(pwCgCO_lvl);
if(h1dec[B]=='y') {
if(tau1 - 2.0*pwC1/PI -WFG_START_DELAY -2*POWER_DELAY> 0.0)
delay(tau1 - 2.0*pwC1/PI -WFG_START_DELAY - 2*POWER_DELAY);
decshaped_pulse("CgCO1",pwCgCO,zero,0.0,0.0);
delay(tauC -gt8 -202.0e-6 -pwHd -2.0e-6 -PRG_STOP_DELAY
-pwCgCO -pwC2 -WFG_STOP_DELAY-1/dmf3);
if(dm3[B] == 'y') { /*optional 2H decoupling off */
dec3rgpulse(1/dmf3, three, 0.0, 0.0);
dec3blank();
setstatus(DEC3ch, FALSE, 'w', FALSE, dmf3);
dec3blank();
}
else delay(1/dmf3+WFG_STOP_DELAY);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
}
if ((h1dec[B]=='n')&&(dm3[B]=='n')) {
obspower(tpwr);
if(tau1 - 2.0*pwC1/PI -WFG_START_DELAY -3*POWER_DELAY> 0.0) {
delay(tau1 - 2.0*pwC1/PI -WFG3_START_DELAY - 3*POWER_DELAY);
simshaped_pulse("","CgCO1",2.0*pw,pwCgCO,two,zero,0.0,0.0);
}
else simshaped_pulse("","CgCO1",2.0*pw,pwCgCO,two,zero,0.0,0.0);
obspower(tpwrd);
delay(tauC -gt8 -202.0e-6 -pwCgCO -pwC2 -POWER_DELAY);
}
if ((h1dec[B]=='n')&&(dm3[B]=='y')) {
obspower(tpwr);
if(tau1 - 2.0*pwC1/PI - WFG_START_DELAY -3*POWER_DELAY> 0.0) {
delay(tau1 - 2.0*pwC1/PI - WFG3_START_DELAY - 3*POWER_DELAY);
decshaped_pulse("CgCO1",pwCgCO,zero,0.0,0.0);
}
else decshaped_pulse("CgCO1",pwCgCO,zero,0.0,0.0);
delay(taud-0.5*pwC2-WFG_START_DELAY-WFG_STOP_DELAY-pwCgCO);
rgpulse(2.0*pw,two,0.0,0.0);
obspower(tpwrd);
delay(tauC -taud -gt8 -202e-6 -2.0*pw -POWER_DELAY -1/dmf3
-pwCgCO -pwC2 -WFG_STOP_DELAY);
dec3rgpulse(1/dmf3, three, 0.0, 0.0);
dec3blank();
setstatus(DEC3ch, FALSE, 'w', FALSE, dmf3);
dec3blank();
}
delay(2.0e-6);
zgradpulse(gzlvl8,gt8);
delay(200.0e-6-2*POWER_DELAY);
decpower(pwClvl);decpwrf(rf2);
decrgpulse(pwC2,zero,0.0,0.0);
delay(2.0e-6);
zgradpulse(gzlvl8,gt8);
delay(200.0e-6-2*POWER_DELAY);
decpower(pwCgCO_lvl);decpwrf(rf0);
if(h1dec[A]=='y'){
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0); /* PRG_START_DELAY */
xmtron();
}
else delay(pwHd+ 2.0e-6 +PRG_START_DELAY);
if(dm3[B] == 'y'){ /*optional 2H decoupling on */
dec3unblank();
dec3rgpulse(1/dmf3, one, 0.0, 0.0);
dec3unblank();
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
}
else delay(1/dmf3+WFG_START_DELAY);
delay(tauC -tau1 -202.0e-6 -gt8 -pwCgCO -WFG_START_DELAY
-WFG_STOP_DELAY -POWER_DELAY -1/dmf3 -WFG_START_DELAY
-pwHd -2.0e-6 -PRG_START_DELAY);
decshaped_pulse("CgCO2",pwCgCO,zero,0.0,0.0);
} /* END of C13 CONSTANT TIME EVOLUTION */
decphase(one);
decpower(pwClvl);
decpwrf(rf1);
decrgpulse(pwC1, one, 2.0e-6, 0.0);
delay(tauCC - gt5 -202.0e-6 -2.0e-6 -pwHd -PRG_STOP_DELAY
-1/dmf3 -WFG_STOP_DELAY);
if(dm3[B] == 'y') { /*optional 2H decoupling off */
dec3rgpulse(1/dmf3, three, 0.0, 0.0);
dec3blank();
setstatus(DEC3ch, FALSE, 'w', FALSE, dmf3);
dec3blank();
}
else delay(1/dmf3+WFG_STOP_DELAY);
if(h1dec[B]=='y') {
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
}
else delay(2.0e-6+pwHd+PRG_STOP_DELAY);
delay(2.0e-6);
zgradpulse(gzlvl5*1.33, gt5);
delay(200.0e-6-2.0*POWER_DELAY);
decpwrf(rf2);
decphase(zero);
decrgpulse(pwC2, zero, 0.0, 0.0);
delay(2.0e-6);
zgradpulse(gzlvl5*1.33,gt5);
delay(200.0e-6-2.0*POWER_DELAY);
decpwrf(rf1);
decphase(t5);
if(h1dec[A]=='y'){
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0); /* PRG_START_DELAY */
xmtron();
}
else delay(pwHd+ 2.0e-6 +PRG_START_DELAY);
if(dm3[B] == 'y'){ /*optional 2H decoupling on */
dec3unblank();
dec3rgpulse(1/dmf3, one, 0.0, 0.0);
dec3unblank();
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
}
else delay(1/dmf3+WFG_START_DELAY);
delay(tauCC - gt5 -202.0e-6 -1/dmf3 -WFG_START_DELAY -2.0e-6 -pwHd
-PRG_START_DELAY);
/*decrgpulse(pwC1, t5, 0.0, 0.0); */
decrgpulse(pwC1, zero, 0.0, 0.0);
decpwrf(rf5);
decshaped_pulse("offC5", pwC5, one, 0.0, 0.0);
delay(zeta - gt7 -202.0e-6 - pwHd -2.0e-6 -PRG_STOP_DELAY
-1/dmf3 -WFG_STOP_DELAY -0.5*10.933*pwC-2.0e-6);
if(dm3[B] == 'y') { /*optional 2H decoupling off */
dec3rgpulse(1/dmf3, three, 0.0, 0.0);
dec3blank();
setstatus(DEC3ch, FALSE, 'w', FALSE, dmf3);
dec3blank();
}
else delay(1/dmf3+WFG_STOP_DELAY);
if(h1dec[A]=='y') {
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
}
else delay(2.0e-6+pwHd+PRG_STOP_DELAY);
delay(2.0e-6);
zgradpulse(-gzlvl7, gt7);
decpwrf(rf0);
decphase(zero);
delay(200.0e-6-2.0*POWER_DELAY);
decrgpulse(pwC*158.0/90.0, zero, 0.0, 0.0);
decrgpulse(pwC*171.2/90.0, two, 0.0, 0.0);
decrgpulse(pwC*342.8/90.0, zero, 0.0, 0.0); /* Shaka 6 composite */
decrgpulse(pwC*145.5/90.0, two, 0.0, 0.0);
decrgpulse(pwC*81.2/90.0, zero, 0.0, 0.0);
decrgpulse(pwC*85.3/90.0, two, 0.0, 0.0);
delay(2.0e-6);
zgradpulse(-gzlvl7, gt7);
delay(200.0e-6);
decpwrf(rf5);
decphase(one);
txphase(one);
if(h1dec[A]=='y'){
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0); /* PRG_START_DELAY */
xmtron();
}
else delay(pwHd+ 2.0e-6 +PRG_START_DELAY);
if(dm3[B] == 'y'){ /*optional 2H decoupling on */
dec3unblank();
dec3rgpulse(1/dmf3, one, 0.0, 0.0);
dec3unblank();
setstatus(DEC3ch, TRUE, 'w', FALSE, dmf3);
}
else delay(1/dmf3+WFG_START_DELAY);
delay(zeta - gt7 - 0.5*10.933*pwC - WFG_START_DELAY-2.0e-6
-1/dmf3 -WFG_START_DELAY -pwHd -2.0e-6 -PRG_START_DELAY);
/* WFG_START_DELAY */
decshaped_pulse("offC5", pwC5, t5, 0.0, 0.0);
/* xxxxxxxxxxxxxxxxxx OPTIONS FOR N15 EVOLUTION xxxxxxxxxxxxxxxxxxxxx */
dec2phase(t8);
txphase(one);
dcplrphase(zero);
obspower(tpwrd);
if(dm3[B] == 'y') { /*optional 2H decoupling off */
dec3rgpulse(1/dmf3, three, 0.0, 0.0);
dec3blank();
setstatus(DEC3ch, FALSE, 'w', FALSE, dmf3);
dec3blank();
}
if(h1dec[A]=='y') {
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
}
zgradpulse(gzlvl4, gt4);
delay(2.0e-4);
if (TROSY[A]=='n') {
rgpulse(pwHd,one,0.0,0.0);
txphase(zero);
delay(2.0e-6);
obsprgon("waltz16", pwHd, 90.0);
xmtron();
}
dec2rgpulse(pwN, t8, 0.0, 0.0);
decphase(zero);
dec2phase(t9);
decpwrf(rf7);
delay(timeTN - tau2);
sim3shaped_pulse("","offC7","",0.0, pwC7, 2.0*pwN, zero, zero, t9, 0.0, 0.0);
dec2phase(t10);
decpwrf(rf5);
if (TROSY[A]=='y')
{ if (tau2 > gt1 + 2.0*GRADIENT_DELAY + 1.5e-4 + pwHs)
{
txphase(three);
delay(timeTN - pwC2) ; /* WFG_START_DELAY */
decrgpulse(pwC2, zero, 0.0, 0.0);
delay(tau2 - gt1 - 2.0*GRADIENT_DELAY - 1.5e-4 - pwHs);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwrs); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
shaped_pulse("H2Osinc", pwHs, three, 0.0, 0.0);
txphase(t4);
obspower(tpwr); /* POWER_DELAY */
delay(0.5e-4 - POWER_DELAY);
}
else if (tau2 > pwHs + 0.5e-4)
{
txphase(three);
delay(timeTN-pwC2-gt1-2.0*GRADIENT_DELAY-1.0e-4);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwrs); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY); /* WFG_START_DELAY */
decrgpulse(pwC2, zero, 0.0, 0.0);
delay(tau2 - pwHs - 0.5e-4);
shaped_pulse("H2Osinc", pwHs, three, 0.0, 0.0);
txphase(t4);
obspower(tpwr); /* POWER_DELAY */
delay(0.5e-4 - POWER_DELAY);
}
else
{
txphase(three);
delay(timeTN - pwC2 - gt1 - 2.0*GRADIENT_DELAY
- 1.5e-4 - pwHs);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwrs); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY); /* WFG_START_DELAY */
shaped_pulse("H2Osinc", pwHs, three, 0.0, 0.0);
txphase(t4);
obspower(tpwr); /* POWER_DELAY */
delay(0.5e-4 - POWER_DELAY);
decrgpulse(pwC2, zero, 0.0, 0.0);
delay(tau2);
}
}
else
{
if (tau2 > kappa)
{
delay(timeTN - pwC2); /* WFG_START_DELAY */
decrgpulse(pwC2, zero, 0.0, 0.0);
delay(tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else if (tau2 > (kappa - pwC2))
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4); /* WFG_START_DELAY */
decrgpulse(pwC2, zero, 0.0, 0.0);
delay(kappa -pwC2 -gt1 -2.0*GRADIENT_DELAY -1.0e-4);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else if (tau2 > gt1 + 2.0*GRADIENT_DELAY + 1.0e-4)
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa - tau2 - pwC2 ); /* WFG_START_DELAY */
decrgpulse(pwC2, zero, 0.0, 0.0);
delay(tau2 - gt1 - 2.0*GRADIENT_DELAY - 1.0e-4);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY);
}
else
{
delay(timeTN + tau2 - kappa - PRG_STOP_DELAY - pwHd - 2.0e-6);
xmtroff();
obsprgoff(); /* PRG_STOP_DELAY */
rgpulse(pwHd,three,2.0e-6,0.0);
txphase(t4);
delay(kappa-tau2-pwC2-gt1-2.0*GRADIENT_DELAY-1.0e-4);
if (mag_flg[A]=='y') magradpulse(icosel*gzcal*gzlvl1, gt1);
else zgradpulse(icosel*gzlvl1, gt1); /* 2.0*GRADIENT_DELAY */
obspower(tpwr); /* POWER_DELAY */
delay(1.0e-4 - POWER_DELAY); /* WFG_START_DELAY */
decrgpulse(pwC2, zero, 0.0, 0.0);
delay(tau2);
}
}
/* xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx */
if (TROSY[A]=='y') rgpulse(pw, t4, 0.0, 0.0);
else sim3pulse(pw, 0.0, pwN, t4, zero, t10, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl5, gt5);
if (TROSY[A]=='y') delay(lambda - 0.65*(pw + pwN) - gt5);
else delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
zgradpulse(gzlvl5, gt5);
txphase(one);
dec2phase(t11);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(pw, 0.0, pwN, one, zero, t11, 0.0, 0.0);
txphase(zero);
dec2phase(zero);
zgradpulse(gzlvl6, gt5);
delay(lambda - 1.3*pwN - gt5);
sim3pulse(2.0*pw, 0.0, 2.0*pwN, zero, zero, zero, 0.0, 0.0);
dec2phase(t10);
zgradpulse(gzlvl6, gt5);
if (TROSY[A]=='y') delay(lambda - 1.6*pwN - gt5);
else delay(lambda - 0.65*pwN - gt5);
if (TROSY[A]=='y') dec2rgpulse(pwN, t10, 0.0, 0.0);
else rgpulse(pw, zero, 0.0, 0.0);
delay((gt1/10.0) + gstab - 0.5*pw + 2.0*GRADIENT_DELAY + POWER_DELAY);
rgpulse(2.0*pw, zero, 0.0, rof1);
dec2power(dpwr2); /* POWER_DELAY */
if (mag_flg[A] == 'y') magradpulse(gzcal*gzlvl2, gt1/10.0);
else zgradpulse(gzlvl2, gt1/10.0); /* 2.0*GRADIENT_DELAY */
statusdelay(C,gstab- rof1);
if (dm3[B]=='y') lk_sample();
setreceiver(t12);
}