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@ -23,6 +23,7 @@ int setting_tracking = false;
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int setting_modulation = MO_NONE;
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int setting_step_delay = 0;
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int setting_frequency_step;
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int setting_harmonic;
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int setting_decay;
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int setting_noise;
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float actual_rbw = 0;
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@ -51,6 +52,7 @@ void reset_settings(int m)
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setting_attenuate = 0;
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setting_rbw = 0;
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setting_average = 0;
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setting_harmonic = 0;
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setting_show_stored = 0;
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setting_auto_attenuation = true;
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setting_subtract_stored = 0;
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@ -83,11 +85,16 @@ void reset_settings(int m)
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break;
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#ifdef __ULTRA__
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case M_ULTRA:
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minFreq = 770000000;
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minFreq = 870000000;
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if (setting_harmonic * 240000000 > 870000000)
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minFreq = setting_harmonic * 240000000;
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if (setting_harmonic == 0)
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maxFreq = 4360000000;
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set_sweep_frequency(ST_START, (uint32_t) 960000000);
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set_sweep_frequency(ST_STOP, (uint32_t) 2100000000);
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setting_attenuate = 30;
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else
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maxFreq = 960000000 * setting_harmonic;
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set_sweep_frequency(ST_START, (uint32_t) minFreq);
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set_sweep_frequency(ST_STOP, (uint32_t) maxFreq);
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setting_attenuate = 0;
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break;
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#endif
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case M_GENLOW:
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@ -355,14 +362,29 @@ int GetActualRBW(void)
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return((int) actual_rbw);
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}
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#ifdef __ULTRA
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#ifdef __ULTRA__
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void SetSpur(int v)
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{
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setting_spur = v;
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if (setting_spur && actual_rbw > 360)
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SetRBW(300);
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dirty = true;
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}
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#endif
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void set_harmonic(int h)
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{
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setting_harmonic = h;
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minFreq = 870000000;
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if (setting_harmonic * 240000000 > 870000000)
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minFreq = setting_harmonic * 240000000;
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maxFreq = 4360000000;
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if (setting_harmonic != 0 && 960000000.0 * setting_harmonic < 4360000000.0)
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maxFreq = ((uint32_t)960000000) * (uint32_t)setting_harmonic;
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set_sweep_frequency(ST_START, (uint32_t) minFreq);
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set_sweep_frequency(ST_STOP, (uint32_t) maxFreq);
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}
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void SetStepDelay(int d)
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{
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setting_step_delay = d;
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@ -450,17 +472,6 @@ void SetMode(int m)
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void apply_settings(void)
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{
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if (setting_step_delay == 0){
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if (actual_rbw >142.0) actualStepDelay = 450;
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else if (actual_rbw > 75.0) actualStepDelay = 550;
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else if (actual_rbw > 56.0) actualStepDelay = 650;
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else if (actual_rbw > 37.0) actualStepDelay = 800;
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else if (actual_rbw > 18.0) actualStepDelay = 1100;
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else if (actual_rbw > 9.0) actualStepDelay = 2000;
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else if (actual_rbw > 5.0) actualStepDelay = 3500;
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else actualStepDelay = 6000;
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} else
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actualStepDelay = setting_step_delay;
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PE4302_Write_Byte(setting_attenuate * 2);
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#if 0
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if (setting_modulation == MO_NFM ) {
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@ -477,6 +488,17 @@ void apply_settings(void)
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SetRX(setting_mode);
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SI4432_SetReference(setting_refer);
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update_rbw();
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if (setting_step_delay == 0){
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if (actual_rbw >142.0) actualStepDelay = 450;
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else if (actual_rbw > 75.0) actualStepDelay = 550;
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else if (actual_rbw > 56.0) actualStepDelay = 650;
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else if (actual_rbw > 37.0) actualStepDelay = 800;
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else if (actual_rbw > 18.0) actualStepDelay = 1100;
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else if (actual_rbw > 9.0) actualStepDelay = 2000;
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else if (actual_rbw > 5.0) actualStepDelay = 3500;
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else actualStepDelay = 6000;
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} else
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actualStepDelay = setting_step_delay;
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}
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//------------------------------------------
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@ -496,17 +518,17 @@ void setupSA(void)
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PE4302_Write_Byte(0);
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}
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static unsigned long old_freq[2] = { 0, 0 };
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static unsigned long old_freq[4] = { 0, 0, 0, 0 };
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void setFreq(int V, unsigned long freq)
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{
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SI4432_Sel = V;
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if (old_freq[V] != freq) {
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if (V == 0) {
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V = -V;
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V = -V;
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}
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if (V <= 1) {
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SI4432_Sel = V;
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SI4432_Set_Frequency(freq);
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} else {
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ADF4351_set_frequency(V-2,freq,3);
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}
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old_freq[V] = freq;
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}
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}
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@ -851,11 +873,7 @@ float perform(bool break_on_operation, int i, uint32_t f, int tracking)
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if (MODE_HIGH(setting_mode))
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local_IF = 0;
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else
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local_IF = frequency_IF
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#ifdef __ULTRA__
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+ (int)(actual_rbw < 300.0?setting_spur * 1000 * actual_rbw:0)
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#endif
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;
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local_IF = frequency_IF;
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if (i == 0 && dirty) {
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apply_settings();
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@ -892,8 +910,14 @@ float perform(bool break_on_operation, int i, uint32_t f, int tracking)
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float RSSI = -150.0;
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int t = 0;
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do {
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uint32_t lf = (uint32_t)(f + (int)((t * 500 - vbwSteps * 250) * actual_rbw));
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if (lf < 0) lf = 0;
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int offs = (int)((t * 500 - vbwSteps * 250) * actual_rbw);
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// if (-offs > (uint32_t)f) // Ensure lf >0 0
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// offs = -(uint32_t)(f + offs);
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uint32_t lf = (uint32_t)(f + offs);
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#ifdef __ULTRA__
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float spur_RSSI = 0;
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again:
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#endif
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if (setting_mode == M_LOW && tracking) {
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setFreq (0, frequency_IF + lf - reffer_freq[setting_refer]); // Offset so fundamental of reffer is visible
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local_IF = frequency_IF ;
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@ -908,7 +932,9 @@ float perform(bool break_on_operation, int i, uint32_t f, int tracking)
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setFreq (0, local_IF);
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#ifdef __ULTRA__
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} else if (setting_mode == M_ULTRA) {
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// local_IF = frequency_IF;
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local_IF = frequency_IF + (int)(actual_rbw < 350.0 ? setting_spur*300000 : 0 );
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setFreq (0, local_IF);
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// local_IF = frequency_IF + (int)(actual_rbw < 300.0?setting_spur * 1000 * actual_rbw:0);
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#endif
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} else
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local_IF= 0;
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@ -946,6 +972,17 @@ float perform(bool break_on_operation, int i, uint32_t f, int tracking)
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else
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signal_path_loss = 7; // Loss in dB (+ is gain)
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float subRSSI = SI4432_RSSI(lf, MODE_SELECT(setting_mode))+settingLevelOffset()+ setting_attenuate - signal_path_loss;
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#ifdef __ULTRA__
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if (setting_spur == 1) { // First pass
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spur_RSSI = subRSSI;
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setting_spur = -1;
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goto again; // Skip all other processing
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} else if (setting_spur == -1) { // Second pass
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subRSSI = ( subRSSI < spur_RSSI ? subRSSI : spur_RSSI); // Minimum of two passes
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setting_spur = 1;
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}
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#endif
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if (RSSI < subRSSI)
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RSSI = subRSSI;
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t++;
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@ -968,9 +1005,6 @@ static bool sweep(bool break_on_operation)
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temppeakLevel = -150;
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float temp_min_level = 100;
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// spur_old_stepdelay = 0;
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#ifdef __ULTRA__
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again:
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#endif
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for (int i = 0; i < sweep_points; i++) {
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RSSI = perform(break_on_operation, i, frequencies[i], setting_tracking);
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@ -982,14 +1016,7 @@ again:
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}
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if (MODE_INPUT(setting_mode)) {
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#ifdef __ULTRA__
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if (setting_spur == 1) { // First pass
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temp_t[i] = RSSI;
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continue; // Skip all other processing
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}
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if (setting_spur == -1) // Second pass
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RSSI = ( RSSI < temp_t[i] ? RSSI : temp_t[i]); // Minimum of two passes
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#endif
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temp_t[i] = RSSI;
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if (setting_subtract_stored) {
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RSSI = RSSI - stored_t[i] ;
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@ -1077,13 +1104,6 @@ again:
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temp_min_level = actual_t[i];
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}
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#ifdef __ULTRA__
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if (setting_spur == 1) {
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setting_spur = -1;
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goto again;
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} else if (setting_spur == -1)
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setting_spur = 1;
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#endif
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if (scandirty) {
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scandirty = false;
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draw_cal_status();
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@ -1999,7 +2019,7 @@ quit:
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in_selftest = false;
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sweep_mode = SWEEP_ENABLE;
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set_refer_output(0);
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reset_settings(M_LOW);
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SetMode(M_LOW);
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#endif
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}
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erikkaashoek
6 years ago