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Added frequency correction

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Removed_REF_marker
erikkaashoek 5 years ago
parent 8f81361bcd
commit c27fd5b7e5
5 changed files with 39 additions and 42 deletions
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2
main.c
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@ -958,7 +958,7 @@ config_t config = {
.correction_value = { 0, 0, 0, 0, 0.0, 0, 0, 0, 0, 0 },
// .correction_value = { 0, 0, 0, 0, 0.0, 1.5, 3, 6, 10, 10 },
#endif
.setting_frequency_10mhz = 10000000,
.setting_frequency_30mhz = 30000000,
.cor_am = -14,
.cor_wfm = -17,
.cor_nfm = -17,

7
nanovna.h
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@ -263,6 +263,7 @@ void set_R(int f);
void set_step_delay(int t);
void set_offset_delay(int t);
void set_repeat(int);
void clear_frequency_cache(void);
void set_level_sweep(float);
void set_level(float);
void set_sweep_time_us(uint32_t);
@ -304,7 +305,7 @@ void set_attack(int);
void set_noise(int);
void toggle_tracking_output(void);
extern int32_t frequencyExtra;
void set_10mhz(uint32_t f);
void set_30mhz(uint32_t f);
void set_modulation(int);
void set_modulation_frequency(int);
int search_maximum(int m, uint32_t center, int span);
@ -549,7 +550,7 @@ typedef struct config {
uint32_t correction_frequency[CORRECTION_POINTS];
float correction_value[CORRECTION_POINTS];
uint32_t deviceid;
uint32_t setting_frequency_10mhz;
uint32_t setting_frequency_30mhz;
uint16_t gridlines;
uint16_t hambands;
@ -859,7 +860,7 @@ typedef struct setting
extern setting_t setting;
extern int setting_frequency_10mhz;
//extern int setting_frequency_30mhz;
void reset_settings(int m);

34
sa_core.c
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@ -50,6 +50,15 @@ static unsigned long old_freq[5] = { 0, 0, 0, 0,0};
static unsigned long real_old_freq[5] = { 0, 0, 0, 0,0};
static long real_offset = 0;
void clear_frequency_cache(void)
{
for (unsigned int i = 0; i < sizeof(old_freq)/sizeof(unsigned long) ; i++) {
old_freq[i] = 0;
real_old_freq[i] = 0;
}
ADF4351_force_refresh();
}
//int setting.refer = -1; // Off by default
const int reffer_freq[] = {30000000, 15000000, 10000000, 4000000, 3000000, 2000000, 1000000};
@ -159,7 +168,6 @@ void reset_settings(int m)
setting.mirror_masking = 0;
setting.slider_position = 0;
setting.slider_span = 100000;
#endif
switch(m) {
case M_LOW:
@ -296,11 +304,11 @@ void set_gridlines(int d)
//int setting_frequency_10mhz = 10000000;
void set_10mhz(uint32_t f)
void set_30mhz(uint32_t f)
{
if (f < 9000000 || f > 11000000)
if (f < 29000000 || f > 31000000)
return;
config.setting_frequency_10mhz = f;
config.setting_frequency_30mhz = f;
config_save();
dirty = true;
update_grid();
@ -474,17 +482,13 @@ void set_R(int f)
setting.R = f;
ADF4351_R_counter(f % 1000);
ADF4351_spur_mode(f/1000);
ADF4351_force_refresh();
old_freq[ADF4351_LO] = 0;
dirty = true;
}
void set_modulo(uint32_t f)
{
ADF4351_modulo(f);
ADF4351_force_refresh();
old_freq[ADF4351_LO] = 0;
ADF4351_set_frequency(0, real_old_freq[ADF4351_LO]);
clear_frequency_cache();
dirty = true;
}
#endif
@ -1087,7 +1091,7 @@ void calculate_step_delay(void)
#endif
#endif
#ifdef __SI4463__
if (actual_rbw_x10 >= 6000) { SI4432_step_delay = 200; SI4432_offset_delay = 100; spur_gate = 50; }
if (actual_rbw_x10 >= 6000) { SI4432_step_delay = 400; SI4432_offset_delay = 100; spur_gate = 50; }
else if (actual_rbw_x10 >= 3000) { SI4432_step_delay = 400; SI4432_offset_delay = 100; spur_gate = 50; }
else if (actual_rbw_x10 >= 1000) { SI4432_step_delay = 400; SI4432_offset_delay = 100; spur_gate = 70; }
else if (actual_rbw_x10 >= 300) { SI4432_step_delay = 1000; SI4432_offset_delay = 30; spur_gate = 80; }
@ -1217,10 +1221,6 @@ void setupSA(void)
#ifdef __SI4432__
SI4432_Init();
#endif
for (unsigned int i = 0; i < sizeof(old_freq)/sizeof(unsigned long) ; i++) {
old_freq[i] = 0;
real_old_freq[i] = 0;
}
#ifdef __SI4432__
SI4432_Sel = SI4432_RX ;
SI4432_Receive();
@ -1349,7 +1349,7 @@ void set_freq(int V, unsigned long freq) // translate the requested frequency
} else if (V==ADF4351_LO2) {
real_old_freq[V] = ADF4351_set_frequency(V-ADF4351_LO, freq);
} else if (V==SI4463_RX) {
if (setting.step_delay_mode == SD_FAST && fast_counter++ < 100) { // If in extra fast scanning mode and NOT SI4432_RX !!!!!!
if (setting.step_delay_mode == SD_FAST && fast_counter++ < 100 && real_old_freq[V] != 0) { // If in extra fast scanning mode and NOT SI4432_RX !!!!!!
long delta = (long)freq - (long)real_old_freq[V];
#define OFFSET_STEP 14.30555 // 30MHz
//#define OFFSET_STEP 12.3981
@ -1892,7 +1892,7 @@ pureRSSI_t perform(bool break_on_operation, int i, uint32_t f, int tracking)
int spur_second_pass = false;
if (i == 0 && dirty ) { // if first point in scan and dirty
#ifdef __ADF4351__
ADF4351_force_refresh();
clear_frequency_cache();
#endif
calculate_correction(); // pre-calculate correction factor dividers to avoid float division
apply_settings(); // Initialize HW
@ -2355,7 +2355,7 @@ modulation_again:
f_error = ((float)f-(float)frequencies[i])/setting.frequency_step;
}
char shifted = ( LO_shifted ? '>' : ' ');
shell_printf ("%d:LO=%11.6q\t%cIF=%11.6q\tF=%11.6q\tD=%.2f\r\n", i, real_old_freq[ADF4351_LO], shifted, real_old_freq[SI4463_RX] + real_offset, f , f_error);
shell_printf ("%d:LO=%11.6q:%11.6q\t%cIF=%11.6q:%11.6q\tOF=%11.6q\tF=%11.6q\tD=%.2f\r\n", i, old_freq[ADF4351_LO],real_old_freq[ADF4351_LO], shifted, old_freq[SI4463_RX], real_old_freq[SI4463_RX], (int32_t)real_offset, f , f_error);
osalThreadSleepMilliseconds(100);
}
// ------------------------- end of processing when in output mode ------------------------------------------------

22
si4432.c
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@ -1003,7 +1003,7 @@ int ADF4351_frequency_changed = false;
#endif
//double RFout; //Output freq in MHz
uint64_t PFDRFout[6] = {XTAL,XTAL,XTAL,10000000,10000000,10000000}; //Reference freq in MHz
uint64_t Chrystal[6] = {XTAL,XTAL,XTAL,10000000,10000000,10000000};
//uint64_t Chrystal[6] = {XTAL,XTAL,XTAL,10000000,10000000,10000000};
//double FRACF; // Temp
volatile int64_t
@ -1161,8 +1161,9 @@ void ADF4351_R_counter(int R)
bitClear (registers[2], 25); // Reference doubler
}
for (int channel=0; channel < 6; channel++) {
PFDRFout[channel] = (Chrystal[channel] * (dbl?2:1)) / R;
PFDRFout[channel] = (config.setting_frequency_30mhz * (dbl?2:1)) / R;
}
clear_frequency_cache(); // When R changes the possible frequencies will change
registers[2] &= ~ (((unsigned long)0x3FF) << 14);
registers[2] |= (((unsigned long)R) << 14);
ADF4351_Set(0);
@ -1876,8 +1877,7 @@ void si_set_offset(int16_t offset)
};
SI4463_do_api(data, sizeof(data), NULL, 0);
SI4463_offset_changed = true;
if (offset)
SI4463_offset_active = true;
SI4463_offset_active = (offset != 0);
}
@ -1955,7 +1955,7 @@ int16_t Si446x_RSSI(void)
ADF4351_frequency_changed = false;
SI4463_offset_changed = false;
}
#define SAMPLE_COUNT 1
#define SAMPLE_COUNT 3
int j = SAMPLE_COUNT; //setting.repeat;
int RSSI_RAW_ARRAY[3];
do{
@ -2387,19 +2387,14 @@ uint32_t SI4463_set_freq(uint32_t freq)
}
if (SI4463_band == -1)
return 0;
//#ifdef TINYSA4_PROTO
#define freq_xco 29999960
//#else
//#define freq_xco 26000000
//#endif
if (SI4463_offset_active) {
si_set_offset(0);
SI4463_offset_active = false;
}
int32_t R = (freq * SI4463_outdiv) / (Npresc ? 2*freq_xco : 4*freq_xco) - 1; // R between 0x00 and 0x7f (127)
int32_t R = (freq * SI4463_outdiv) / (Npresc ? 2*config.setting_frequency_30mhz : 4*config.setting_frequency_30mhz) - 1; // R between 0x00 and 0x7f (127)
int64_t MOD = 524288; // = 2^19
int32_t F = ((freq * SI4463_outdiv*MOD) / (Npresc ? 2*freq_xco : 4*freq_xco)) - R*MOD;
uint32_t actual_freq = (R*MOD + F) * (Npresc ? 2*freq_xco : 4*freq_xco)/ SI4463_outdiv/MOD;
int32_t F = ((freq * SI4463_outdiv*MOD) / (Npresc ? 2*config.setting_frequency_30mhz : 4*config.setting_frequency_30mhz)) - R*MOD;
uint32_t actual_freq = (R*MOD + F) * (Npresc ? 2*config.setting_frequency_30mhz : 4*config.setting_frequency_30mhz)/ SI4463_outdiv/MOD;
int delta = freq - actual_freq;
if (delta < -100 || delta > 100 ){
while(1)
@ -2552,6 +2547,7 @@ void SI4463_init_rx(void)
i += SI4468_config[i];
}
#endif
clear_frequency_cache();
SI4463_start_rx(SI4463_channel);
#if 0
volatile si446x_state_t s ;

14
ui_sa.c
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@ -405,7 +405,7 @@ enum {
KM_START, KM_STOP, KM_CENTER, KM_SPAN, KM_CW, // These must be first to share common help text
KM_REFLEVEL, KM_SCALE, KM_ATTENUATION,
KM_ACTUALPOWER, KM_IF, KM_SAMPLETIME, KM_DRIVE, KM_LOWOUTLEVEL, KM_DECAY, KM_NOISE,
KM_10MHZ, KM_REPEAT, KM_OFFSET, KM_TRIGGER, KM_LEVELSWEEP, KM_SWEEP_TIME, KM_OFFSET_DELAY,
KM_30MHZ, KM_REPEAT, KM_OFFSET, KM_TRIGGER, KM_LEVELSWEEP, KM_SWEEP_TIME, KM_OFFSET_DELAY,
KM_FAST_SPEEDUP, KM_GRIDLINES, KM_MARKER, KM_MODULATION,
KM_R,KM_MOD,KM_CP,
#if 0
@ -436,7 +436,7 @@ static const struct {
{keypads_plusmin , "LEVEL"}, // KM_LOWOUTLEVEL
{keypads_positive , "DECAY"}, // KM_DECAY
{keypads_positive , "NOISE\nLEVEL"}, // KM_NOISE
{keypads_freq , "FREQ"}, // KM_10MHz
{keypads_freq , "FREQ"}, // KM_30MHz
{keypads_positive , "SAMPLE\nREPEAT"}, // KM_REPEA
{keypads_plusmin , "OFFSET"}, // KM_OFFSET
{keypads_plusmin_unit, "TRIGGER\nLEVEL"}, // KM_TRIGGER
@ -1860,7 +1860,6 @@ static const menuitem_t menu_sweep_speed[] =
static const menuitem_t menu_settings3[] =
{
// { MT_KEYPAD, KM_10MHZ, "CORRECT\nFREQUENCY", "Enter actual lMHz frequency"},
// { MT_KEYPAD, KM_GRIDLINES, "MINIMUM\nGRIDLINES", "Enter minimum horizontal grid divisions"},
{ MT_ADV_CALLBACK, 0, "DEBUG\nFREQ", menu_debug_freq_acb},
{ MT_ADV_CALLBACK, 0, "ADF OUT", menu_adf_out_acb},
@ -1902,6 +1901,7 @@ static const menuitem_t menu_settings2[] =
#ifdef __ULTRA__
{ MT_SUBMENU,0, "HARMONIC", menu_harmonic},
#endif
{ MT_KEYPAD, KM_30MHZ, "ACTUAL\n30MHz", "Enter actual l0MHz frequency"},
{ MT_SUBMENU, 0, S_RARROW" MORE", menu_settings3},
{ MT_CANCEL, 0, S_LARROW" BACK", NULL },
{ MT_NONE, 0, NULL, NULL } // sentinel
@ -2270,8 +2270,8 @@ static void fetch_numeric_target(void)
uistat.value = setting.noise;
plot_printf(uistat.text, sizeof uistat.text, "%3d", ((int32_t)uistat.value));
break;
case KM_10MHZ:
uistat.value = config.setting_frequency_10mhz;
case KM_30MHZ:
uistat.value = config.setting_frequency_30mhz;
plot_printf(uistat.text, sizeof uistat.text, "%3.6fMHz", uistat.value / 1000000.0);
break;
case KM_OFFSET:
@ -2405,8 +2405,8 @@ set_numeric_value(void)
case KM_NOISE:
set_noise(uistat.value);
break;
case KM_10MHZ:
set_10mhz(uistat.value);
case KM_30MHZ:
set_30mhz(uistat.value);
break;
case KM_OFFSET:
set_offset(uistat.value);

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