void main(void)
{
char pinStatus = 0, TXon = 0, boxOpen = 0;
long int runTime = 0; //
/* device setup */
set32MHzXOSC();
timerSetup(TICKS_FREQ025, T1_PRE);
timer4Setup(T4_PRE);
// CSPT = 0xFF;
// PICTL |= BIT7;
P0DIR |= 0x8C; //P0 BIT2,3,7 are output, BIT1,4,5,6 are input
if (P0 & BOX) P0 = RED_LED;
else P0 = GREEN_LED;
/* interrupt setup */
setT1int(); //TIMER1 interrupts
setT4int(); //TIMER4 interrupts
//void setP0int(); //Port 0 interrupts
while(P0 & BOX); //wait for box to close before reading setup parameters
T1_ovf_cnt = 0; //restart transmitting period after closing the box
pinStatus = readPin();
setupTX(pinStatus);
IEN0 |= BIT7; //enable global interrupts.
T1CTL |= BIT0; //start timer1 in free running mode
if (pinStatus == 0x02) runTime = 322; //total run time is approx. 3 hours
else runTime = 18; //total run time is approx. 10 minutes
while(T1_ovf_cnt < runTime) //stop program after XXX hours
{
while(!(P0 & BOX) && T1_ovf_cnt < runTime) //Box is closed
{
if (!TXon)
{
if (pinStatus == 0x22) freqSweep(FREQ2395, FREQ2507, 4);
else startTX();
TXon = 1;
}
}
stopTX();
TXon = 0;
// if (P0 & BOX) boxOpen = 1;
// else
// {
// while(P0 & BOX); //wait for box to close before reading setup parameters
// }
while (P0 & BOX) boxOpen = 1;
if (boxOpen == 1) T1_ovf_cnt = 0; //restart transmitting period after closing the box
pinStatus = readPin();
setupTX(pinStatus);
if (pinStatus == 0x02) runTime = 645; //total run time is approx. 6 hours
else runTime = 18; //total run time is approx. 10 minutes
boxOpen = 0;
}
stopTX();
}
void wdsp_init(int rx,int pixels,int protocol) {
int rc;
receiver=rx;
spectrumWIDTH=pixels;
fprintf(stderr,"wdsp_init: %d\n",rx);
if(protocol==ORIGINAL_PROTOCOL) {
micOutputRate=48000;
} else {
micOutputRate=192000;
}
while (gtk_events_pending ())
gtk_main_iteration ();
fprintf(stderr,"OpenChannel %d buffer_size=%d fft_size=%d sample_rate=%d dspRate=%d outputRate=%d\n",
rx,
buffer_size,
fft_size,
sample_rate,
dspRate,
outputRate);
OpenChannel(rx,
buffer_size,
fft_size,
sample_rate,
dspRate,
outputRate,
0, // receive
1, // run
0.010, 0.025, 0.0, 0.010, 0);
while (gtk_events_pending ())
gtk_main_iteration ();
switch(sample_rate) {
case 48000:
tx_buffer_size=BUFFER_SIZE;
break;
case 96000:
tx_buffer_size=BUFFER_SIZE/2;
break;
case 192000:
tx_buffer_size=BUFFER_SIZE/4;
break;
case 384000:
tx_buffer_size=BUFFER_SIZE/8;
break;
}
fprintf(stderr,"OpenChannel %d buffer_size=%d fft_size=%d sample_rate=%d dspRate=%d outputRate=%d\n",
CHANNEL_TX,
tx_buffer_size,
fft_size,
sample_rate, //micSampleRate,
micDspRate,
micOutputRate);
OpenChannel(CHANNEL_TX,
buffer_size,
fft_size,
sample_rate, //micSampleRate,
micDspRate,
micOutputRate,
1, // transmit
1, // run
0.010, 0.025, 0.0, 0.010, 0);
while (gtk_events_pending ())
gtk_main_iteration ();
fprintf(stderr,"XCreateAnalyzer %d\n",rx);
int success;
XCreateAnalyzer(rx, &success, 262144, 1, 1, "");
if (success != 0) {
fprintf(stderr, "XCreateAnalyzer %d failed: %d\n" ,rx,success);
}
initAnalyzer(rx,buffer_size);
SetDisplayDetectorMode(rx, 0, display_detector_mode);
SetDisplayAverageMode(rx, 0, display_average_mode);
calculate_display_average();
//SetDisplayAvBackmult(rx, 0, display_avb);
//SetDisplayNumAverage(rx, 0, display_average);
while (gtk_events_pending ())
gtk_main_iteration ();
XCreateAnalyzer(CHANNEL_TX, &success, 262144, 1, 1, "");
if (success != 0) {
fprintf(stderr, "XCreateAnalyzer CHANNEL_TX failed: %d\n" ,success);
}
initAnalyzer(CHANNEL_TX,tx_buffer_size);
setupRX(rx);
setupTX(CHANNEL_TX);
}