bool set_freq_explicit(const uint64_t if_freq_hz, const uint64_t lo_freq_hz,
const rf_path_filter_t path)
{
if ((if_freq_hz < ((uint64_t)MIN_BYPASS_FREQ_MHZ * FREQ_ONE_MHZ))
|| (if_freq_hz > ((uint64_t)MAX_BYPASS_FREQ_MHZ * FREQ_ONE_MHZ))) {
return false;
}
if ((path != RF_PATH_FILTER_BYPASS) &&
((lo_freq_hz < MIN_LO_FREQ_HZ) || (lo_freq_hz > MAX_LO_FREQ_HZ))) {
return false;
}
if (path > 2) {
return false;
}
rf_path_set_filter(&rf_path, path);
max2837_set_frequency(&max2837, if_freq_hz);
if (lo_freq_hz > if_freq_hz) {
sgpio_cpld_stream_rx_set_q_invert(&sgpio_config, 1);
} else {
sgpio_cpld_stream_rx_set_q_invert(&sgpio_config, 0);
}
if (path != RF_PATH_FILTER_BYPASS) {
(void)mixer_set_frequency(&mixer, lo_freq_hz / FREQ_ONE_MHZ);
}
return true;
}
void settings_apply_play_freq(int value, bool playback)
{
static const unsigned long play_sampr[] = { SAMPR_44, SAMPR_48 };
static int prev_setting = 0;
if ((unsigned)value >= ARRAYLEN(play_sampr))
value = 0;
bool changed = value != prev_setting;
prev_setting = value;
unsigned long elapsed = 0;
unsigned long offset = 0;
bool playing = changed && !playback &&
audio_status() == AUDIO_STATUS_PLAY;
if (playing)
{
struct mp3entry *id3 = audio_current_track();
elapsed = id3->elapsed;
offset = id3->offset;
}
if (changed && !playback)
audio_hard_stop();
/* Other sub-areas of playback pick it up from the mixer */
mixer_set_frequency(play_sampr[value]);
if (playing)
audio_play(elapsed, offset);
}
/*
* Set freq/tuning between 0MHz to 7250 MHz (less than 16bits really used)
* hz between 0 to 999999 Hz (not checked)
* return false on error or true if success.
*/
bool set_freq(const uint64_t freq)
{
bool success;
uint32_t mixer_freq_mhz;
uint32_t MAX2837_freq_hz;
uint64_t real_mixer_freq_hz;
const uint32_t freq_mhz = freq / 1000000;
const uint32_t freq_hz = freq % 1000000;
success = true;
const max2837_mode_t prior_max2837_mode = max2837_mode(&max2837);
max2837_set_mode(&max2837, MAX2837_MODE_STANDBY);
if(freq_mhz < MAX_LP_FREQ_MHZ)
{
rf_path_set_filter(&rf_path, RF_PATH_FILTER_LOW_PASS);
#ifdef RAD1O
max2837_freq_nominal_hz = 2300000000;
#else
/* IF is graduated from 2650 MHz to 2343 MHz */
max2837_freq_nominal_hz = 2650000000 - (freq / 7);
#endif
mixer_freq_mhz = (max2837_freq_nominal_hz / FREQ_ONE_MHZ) + freq_mhz;
/* Set Freq and read real freq */
real_mixer_freq_hz = mixer_set_frequency(&mixer, mixer_freq_mhz);
max2837_set_frequency(&max2837, real_mixer_freq_hz - freq);
sgpio_cpld_stream_rx_set_q_invert(&sgpio_config, 1);
}else if( (freq_mhz >= MIN_BYPASS_FREQ_MHZ) && (freq_mhz < MAX_BYPASS_FREQ_MHZ) )
{
rf_path_set_filter(&rf_path, RF_PATH_FILTER_BYPASS);
MAX2837_freq_hz = (freq_mhz * FREQ_ONE_MHZ) + freq_hz;
/* mixer_freq_mhz <= not used in Bypass mode */
max2837_set_frequency(&max2837, MAX2837_freq_hz);
sgpio_cpld_stream_rx_set_q_invert(&sgpio_config, 0);
}else if( (freq_mhz >= MIN_HP_FREQ_MHZ) && (freq_mhz <= MAX_HP_FREQ_MHZ) )
{
if (freq_mhz < MID1_HP_FREQ_MHZ) {
/* IF is graduated from 2150 MHz to 2750 MHz */
max2837_freq_nominal_hz = 2150000000 + (((freq - 2750000000) * 60) / 85);
} else if (freq_mhz < MID2_HP_FREQ_MHZ) {
/* IF is graduated from 2350 MHz to 2650 MHz */
max2837_freq_nominal_hz = 2350000000 + ((freq - 3600000000) / 5);
} else {
/* IF is graduated from 2500 MHz to 2738 MHz */
max2837_freq_nominal_hz = 2500000000 + ((freq - 5100000000) / 9);
}
rf_path_set_filter(&rf_path, RF_PATH_FILTER_HIGH_PASS);
mixer_freq_mhz = freq_mhz - (max2837_freq_nominal_hz / FREQ_ONE_MHZ);
/* Set Freq and read real freq */
real_mixer_freq_hz = mixer_set_frequency(&mixer, mixer_freq_mhz);
max2837_set_frequency(&max2837, freq - real_mixer_freq_hz);
sgpio_cpld_stream_rx_set_q_invert(&sgpio_config, 0);
}else
{
/* Error freq_mhz too high */
success = false;
}
max2837_set_mode(&max2837, prior_max2837_mode);
if( success ) {
freq_cache = freq;
hackrf_ui_setFrequency(freq);
}
return success;
}
void doFeld(){
char tu=0,td=0,tl=0,tr=0;
char tuN=0,tdN=0,tlN=0,trN=0;
char page=0;
char tu2=0,td2=0,td2N=0,tl2=0,tr2=0;
uint16_t sf=3500;
char tu3=0,td3=0,tl3=0,tr3=0;
int ctr=0;
/* Blink LED1 on the board. */
while (1)
{
lcdClear(0xff);
lcdPrintln("Feld-Test v11");
lcdPrintln("");
lcdPrint("Page ");lcdPrintln(IntToStr(page,2,0));
if (page==0){
tu=GET(BY_MIX); tuN=GET(BY_MIX_N);
lcdPrint(IntToStr(tu,1,F_HEX)); lcdPrint(IntToStr(tuN,1,F_HEX)); lcdPrintln(" Up BY_MIX/_N");
td=GET(BY_AMP); tdN=GET(BY_AMP_N);
lcdPrint(IntToStr(td,1,F_HEX)); lcdPrint(IntToStr(tdN,1,F_HEX)); lcdPrintln(" Dn BY_AMP/_N");
tl=GET(TX_RX);tlN=GET(TX_RX_N);
lcdPrint(IntToStr(tl,1,F_HEX)); lcdPrint(IntToStr(tlN,1,F_HEX)); lcdPrintln(" Lt TX_RX/_N");
tr=GET(LOW_HIGH_FILT); trN=GET(LOW_HIGH_FILT_N);
lcdPrint(IntToStr(tr,1,F_HEX)); lcdPrint(IntToStr(trN,1,F_HEX)); lcdPrintln(" Rt LOW_HIGH_FILT/_N");
lcdPrintln("Enter for next page");
lcdDisplay();
switch(getInput()){
case BTN_UP:
tu=1-tu;
if (tu){
OFF(BY_MIX_N);
ON(BY_MIX);
}else{
OFF(BY_MIX);
ON(BY_MIX_N);
};
break;
case BTN_DOWN:
td=1-td;
if (td){
OFF(BY_AMP_N);
ON(BY_AMP);
}else{
OFF(BY_AMP);
ON(BY_AMP_N);
};
break;
case BTN_LEFT:
tl=1-tl;
if (tl){
OFF(TX_RX_N);
ON(TX_RX);
}else{
OFF(TX_RX);
ON(TX_RX_N);
};
break;
case BTN_RIGHT:
tr=1-tr;
if (tr){
OFF(LOW_HIGH_FILT_N);
ON(LOW_HIGH_FILT);
}else{
OFF(LOW_HIGH_FILT);
ON(LOW_HIGH_FILT_N);
};
break;
case BTN_ENTER:
page++;
break;
};
}else if (page==1){
lcdPrint(" "); lcdPrintln(" Up ");
td2=GET(RX_LNA);td2N=GET(TX_AMP);
lcdPrint(IntToStr(td2,1,F_HEX)); lcdPrint(IntToStr(td2N,1,F_HEX)); lcdPrintln(" Dn RX/TX");
lcdPrint(IntToStr(tl2,1,F_HEX)); lcdPrint(" "); lcdPrintln(" Lt MIXER_EN");
lcdPrint(IntToStr(tr2,2,F_HEX)); lcdPrintln(" Rt SI-clkdis");
lcdPrintln("Enter for next page");
lcdDisplay();
switch(getInput()){
case BTN_UP:
tu2=1-tu2;
if (tu2){
;
}else{
;
};
break;
case BTN_DOWN:
td2=td2+2*td2N;
td2++;
td2=td2%3;
switch (td2){
case(0):
OFF(RX_LNA);
OFF(TX_AMP);
break;
case(1):
ON(RX_LNA);
OFF(TX_AMP);
break;
case(2):
OFF(RX_LNA);
ON(TX_AMP);
break;
};
break;
case BTN_LEFT:
tl2=1-tl2;
if (tl2){
ON(MIXER_EN);
}else{
OFF(MIXER_EN);
};
break;
case BTN_RIGHT:
tr2=1-tr2;
if (tr2){
si5351c_power_down_all_clocks();
}else{
si5351c_set_clock_source(PLL_SOURCE_XTAL);
};
break;
case BTN_ENTER:
page++;
break;
};
}else if (page==2){
lcdPrint("SF: ");lcdPrint(IntToStr(sf,4,F_ZEROS)); lcdPrintln(" MHz");
tl3=GET(CE_VCO);
lcdPrint(IntToStr(tl3,1,F_HEX)); lcdPrint(" "); lcdPrintln(" Lt CE_VCO");
lcdPrint(" "); lcdPrintln(" Rt ");
lcdPrintln("Enter for next page");
lcdDisplay();
switch(getInput()){
case BTN_UP:
sf+=100;
mixer_set_frequency(sf);
break;
case BTN_DOWN:
sf-=100;
mixer_set_frequency(sf);
break;
case BTN_LEFT:
tl3=1-tl3;
if (tl3){
ON(CE_VCO);
mixer_setup();
mixer_set_frequency(sf);
}else{
OFF(CE_VCO);
};
break;
case BTN_RIGHT:
tr3=1-tr3;
if (tr3){
;
}else{
;
};
break;
case BTN_ENTER:
page++;
break;
};
};
if (page>2){page=0;}
ON(LED1);
delayNop(200000);
OFF(LED1);
delayNop(200000);
ctr++;
lcdNl();
lcdPrint(IntToStr(ctr,4,F_HEX));
}
};