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sa_core.c
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/*
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* The software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
//#ifdef __SI4432__
#include "si4432.h" // comment out for simulation
//#endif
#include "stdlib.h"
//#define TINYSA4
#pragma GCC push_options
#ifdef TINYSA4
#pragma GCC optimize ("Os")
#else
#pragma GCC optimize ("Os")
#endif
#if 0
#define TRACE(X) { DAC->DHR12R1 =(uint32_t) ((X)*400); } // Enable for realtime tracing
#else
#define TRACE(X) // { DAC->DHR12R1 = (X*400); } // Enable for realtime tracing
#endif
#ifdef __FFT_DECONV__
void FFT(float *real, float *imag, int length, bool inverse);
float *real = (float *) &spi_buffer[0];
float *imag = (float *) &spi_buffer[512];
float *real2 = (float *) &spi_buffer[1024];
float *imag2 = (float *) &spi_buffer[1536];
#endif
#ifdef __FFT_VBW__
void FFT(float *real, float *imag, int length, bool inverse);
float *real = (float *) &spi_buffer[0];
float *imag = (float *) &spi_buffer[512];
#endif
//#define __DEBUG_AGC__ If set the AGC value will be shown in the stored trace and FAST_SWEEP rmmode will be disabled
#ifdef __DEBUG_AGC__
#ifdef __FAST_SWEEP__
#undef __FAST_SWEEP__
#endif
#endif
// uint8_t dirty = true;
uint8_t scandirty = true;
bool debug_avoid = false;
bool debug_avoid_second = false;
bool progress_bar = true;
#ifdef __ULTRA__
bool debug_spur = false;
bool debug_level = false;
#endif
int current_index = -1;
setting_t setting;
uint16_t actual_rbw_x10 = 0;
freq_t frequency_step_x10 = 0;
uint16_t vbwSteps = 1;
freq_t minFreq = 0;
freq_t maxFreq = 520000000;
static float old_a = -150; // cached value to reduce writes to level registers
int spur_gate = 100;
#ifdef __BANDS__
uint16_t current_band = 0;
#endif
#ifdef __ULTRA__
freq_t ultra_start;
//bool ultra;
int LO_harmonic;
#endif
#ifdef TINYSA4
bool direct_test;
int noise_level;
float log_averaging_correction;
//uint32_t old_CFGR; // Not used??
//uint32_t orig_CFGR; // Not used??
int debug_frequencies = false;
int linear_averaging = true;
static freq_t old_freq[5] = { 0, 0, 0, 0,0};
static freq_t real_old_freq[5] = { 0, 0, 0, 0,0};
static long real_offset = 0;
static float old_temp = 0.0;
static int LO_spur_shifted;
static int LO_mirrored;
static int LO_shifting;
void clear_frequency_cache(void)
{
for (unsigned int i = 0; i < sizeof(old_freq)/sizeof(freq_t) ; i++) {
old_freq[i] = 0;
real_old_freq[i] = 0;
}
ADF4351_force_refresh();
}
#else
static freq_t old_freq[4] = { 0, 0, 0, 0};
static freq_t real_old_freq[4] = { 0, 0, 0, 0};
#endif
#ifdef __ULTRA__
int old_drive = -1;
int actual_drive = -1;
#endif
#define BELOW_MAX_DRIVE(X) (drive_dBm[X] - drive_dBm[MAX_DRIVE])
#ifdef TINYSA4
const float si_drive_dBm [] = {-44.1, -30, -21.6, -17, -14, -11.7, -9.9, -8.4, -7.1, -6, -5, -4.2, -3.4, -2.7 , -2.1, -1.5, -1, -0.47, 0};
//const float adf_drive_dBm[] = {-13,-7.5,-4.2, 0};
//const float adf_drive_dBm[] = {-9, -4, 0, 0};
const float adf_drive_dBm[] = {0, 0, 0, 0}; // Only use drive 0
const uint8_t drive_register[] = {0, 1, 2, 3, 4, 5, 6, 6, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18};
float *drive_dBm = (float *) si_drive_dBm;
const int min_drive = 0;
int max_drive = 18;
#ifdef __NEW_SWITCHES__
#define SWITCH_ATTENUATION ((setting.mode == M_GENHIGH) ? 40 : 25.0 + config.out_switch_offset)
#define MAX_DRIVE max_drive // ((setting.mode == M_GENHIGH) ? 3 : 18)
#define MIN_DRIVE min_drive // ((setting.mode == M_GENHIGH) ? 0: 0)
#define SL_GENHIGH_LEVEL_MIN (drive_dBm[MIN_DRIVE])
#else
#define SWITCH_ATTENUATION ((setting.mode == M_GENHIGH && config.high_out_adf4350) ? 40 : 25.0 + config.out_switch_offset)
#define MAX_DRIVE ((setting.mode == M_GENHIGH && config.high_out_adf4350 ) ? 3 : 18)
#define MIN_DRIVE ((setting.mode == M_GENHIGH && config.high_out_adf4350 ) ? 0: 0)
#define SL_GENHIGH_LEVEL_MIN (drive_dBm[MIN_DRIVE] - (config.high_out_adf4350 ? 0: 37 - config.switch_offset))
#endif
#define RECEIVE_SWITCH_ATTENUATION (29 + config.receive_switch_offset)
//#define POWER_OFFSET -18 // Max level with all enabled
//#define POWER_RANGE 70
//#define SL_GENHIGH_LEVEL_MIN -15
//#define SL_GENHIGH_LEVEL_RANGE 9
#define SL_GENHIGH_LEVEL_MAX drive_dBm[MAX_DRIVE]
#define SL_GENLOW_LEVEL_MIN -115
#define SL_GENLOW_LEVEL_MAX -18.5
#ifdef TINYSA4_4
#define MAX_ATTENUATE (setting.extra_lna ? 0 : 31.5)
#else
#define MAX_ATTENUATE 31.5
#endif
// 0 1 2 3 4 5
// enum {PATH_OFF, PATH_LOW, PATH_DIRECT, PATH_LEAKAGE, PATH_ULTRA, PATH_HIGH};
int signal_path = PATH_OFF;
#ifdef TINYSA4
const char *const path_text[]=PATH_TEXT;
void set_output_drive(int d)
{
if (signal_path == PATH_LEAKAGE) {
if (max2871 && d == 0)
d = 3;
ADF4351_drive(d);
} else {
#ifdef __SI4432__
SI4432_Sel = SI4432_RX ;
SI4432_Drive(d);
#endif
#ifdef __SI4463__
SI4463_set_output_level(d);
#endif
setting.rx_drive = d;
}
}
void set_output_step_atten(int s)
{
setting.atten_step = s;
if (signal_path == PATH_LEAKAGE)
// enable_ultra(!s);
enable_direct(s);
else {
#ifdef TINYSA3
SI4432_Sel = SI4432_RX ;
if (s)
set_switch_receive();
else
set_switch_transmit();
#else
enable_rx_output(!s);
#endif
}
}
void set_output_path(freq_t f, float level)
{
LO_harmonic = false;
if (depth_error) { depth_error = false; redraw_request |= REDRAW_CAL_STATUS; draw_all(true);}
if (force_signal_path) {
signal_path = test_path;
setting.mixer_output = (signal_path == PATH_ULTRA);
if (test_output_drive >=0) {
setting.atten_step = test_output_switch;
set_output_drive(test_output_drive);
PE4302_Write_Byte(test_output_attenuate);
if (debug_level && SDU1.config->usbp->state == USB_ACTIVE) {
shell_printf ("d=%d, a=%d, s=%d\r\n",test_output_drive, test_output_attenuate, (setting.atten_step ? 1 : 0));
osalThreadSleepMilliseconds(100);
}
goto set_path;
}
} else if (MODE_HIGH(setting.mode))
signal_path = PATH_HIGH;
else if (setting.mixer_output && (f >= MAX_LOW_OUTPUT_FREQ || (config.ultra_start != ULTRA_AUTO && f > config.ultra_start))) {
signal_path = PATH_ULTRA;
LO_harmonic = (f > ULTRA_MAX_FREQ);
} else if (!setting.mixer_output && (f >= MAX_LOW_OUTPUT_FREQ || (config.ultra_start != ULTRA_AUTO && f > config.ultra_start))) {
signal_path = PATH_LEAKAGE;
LO_harmonic = (f > MAX_LO_FREQ);
} else if (f > MINIMUM_DIRECT_FREQ)
signal_path = PATH_DIRECT;
else
signal_path = PATH_LOW;
level += PURE_TO_float(get_frequency_correction(f));
switch (signal_path) {
case PATH_LEAKAGE:
drive_dBm = (float *)adf_drive_dBm;
max_drive = 0;
break;
default:
drive_dBm = (float *)si_drive_dBm;
max_drive = 18;
}
if (signal_path != PATH_LEAKAGE) {
float dt = Si446x_get_temp() - CENTER_TEMPERATURE;
if (dt > 0)
level += dt * DB_PER_DEGREE_ABOVE; // Temperature correction
else
level += dt * DB_PER_DEGREE_BELOW; // Temperature correction
}
if (signal_path == PATH_HIGH) {
return; //TODO setup high path
}
float ATTENUATION_RESERVE = 0.0;
if (signal_path == PATH_LEAKAGE) {
ATTENUATION_RESERVE = 0;
}
else {
if (setting.modulation == MO_AM)
ATTENUATION_RESERVE = 6.0;
}
level += ATTENUATION_RESERVE;
float switch_atten = SWITCH_ATTENUATION;
if (signal_path == PATH_LEAKAGE)
#ifdef TINYSA4
switch_atten = 32.0;
#else
switch_atten = 31.0;
#endif
float a = level - level_max(); // convert to all settings maximum power output equals a = zero
if (a < -switch_atten + BELOW_MAX_DRIVE(0)) { // Switch needed
a = a + switch_atten;
setting.atten_step = true;
} else
setting.atten_step = false;
// set_output_step_atten(setting.atten_step);
#ifdef TINYSA4
#define LOWEST_LEVEL (setting.atten_step ? 0 : MIN_DRIVE)
#else
#define LOWEST_LEVEL MIN_DRIVE
#endif
int d;
#ifdef TINYSA4
if (signal_path == PATH_LEAKAGE)
d = 0;
else
d = MAX_DRIVE-8; // Start in the middle
#else
d = MAX_DRIVE-3; // Start in the middle
#endif
float blw = BELOW_MAX_DRIVE(d);
while (a > blw && d < MAX_DRIVE) { // Increase if needed
d++;
blw = BELOW_MAX_DRIVE(d);
}
int ar = 31 - ATTENUATION_RESERVE;
if (setting.modulation == MO_AM) // reserve attenuator range for AM modulation
ar = 6;
while (a + ar < blw && d > LOWEST_LEVEL) { // reduce till it fits attenuator ((ar+ATTENUATION_RESERVE) .. ATTENUATION_RESERVE)
d--;
blw = BELOW_MAX_DRIVE(d);
}
a -= blw;
set_output_drive(d);
// if (signal_path != PATH_LEAKAGE)
a -= ATTENUATION_RESERVE;
if (a > 0) {
if (!level_error) { level_error = true; redraw_request |= REDRAW_CAL_STATUS; draw_all(true);}
a += 0.49;
a = (float)((int)(a*2))/2.0;
setting.level -= a;
a = 0;
// } else if (setting.modulation == MO_AM && a < -10) { // Insufficient headroom for modulation
// if (!level_error) { level_error = true; redraw_request |= REDRAW_CAL_STATUS; draw_all(true); }
} else {
if (level_error) { level_error = false; redraw_request |= REDRAW_CAL_STATUS; draw_all(true); }
}
if (a < -31.5)
a = -31.5;
a = -a - 0.25; // Rounding
setting.attenuate_x2 = (int)(a * 2);
PE4302_Write_Byte(setting.attenuate_x2);
if (debug_level && SDU1.config->usbp->state == USB_ACTIVE)
shell_printf ("level=%.2f, d=%d, a=%d, s=%d, f=%.2f\r\n", level, d, setting.attenuate_x2, (setting.atten_step ? 1 : 0), PURE_TO_float(get_frequency_correction(f)));
enable_extra_lna(false);
if (setting.mute)
signal_path = PATH_OFF;
set_path:
switch(signal_path) {
case PATH_OFF:
if (SI4463_is_in_tx_mode())
SI4463_init_rx();
enable_ADF_output(false,false);
break;
case PATH_LEAKAGE:
if (SI4463_is_in_tx_mode())
SI4463_init_rx();
enable_ADF_output(true, setting.tracking_output);
#if 0
enable_direct(false);
enable_ultra(!setting.atten_step);
#else
enable_direct(setting.atten_step);
enable_ultra(true);
#endif
enable_high(false);
break;
case PATH_LOW:
enable_ultra(false);
enable_high(false);
enable_direct(false);
goto common;
case PATH_DIRECT:
enable_ultra(true);
enable_direct(true);
enable_high(true);
enable_ADF_output(false, false);
goto common2;
case PATH_ULTRA:
enable_ultra(true);
enable_direct(false);
enable_high(false);
common:
enable_ADF_output(true, setting.tracking_output);
common2:
enable_rx_output(!setting.atten_step);
if (!SI4463_is_in_tx_mode())
SI4463_init_tx();
break;
}
setting.spur_removal &= 0xFE;
}
static void calculate_static_correction(void);
void set_input_path(freq_t f)
{
LO_harmonic = false;
if (force_signal_path) {
setting.extra_lna = test_path & 0x01;
switch ((test_path & 0xFE)>>1) {
case 0: signal_path = PATH_LOW; break;
case 1: signal_path = PATH_ULTRA; break;
case 2: signal_path = PATH_DIRECT; break;
case 3: signal_path = PATH_ULTRA; LO_harmonic = true; break;
}
}
else if (MODE_HIGH(setting.mode))
signal_path = PATH_HIGH;
else if (direct_test && f >= 830000000 && f < 1130000000)
signal_path = PATH_DIRECT;
else if (config.direct && f >= config.direct_start && f < config.direct_stop)
signal_path = PATH_DIRECT;
else if(config.ultra && ((config.ultra_start == ULTRA_AUTO && f > ultra_start) || (config.ultra_start != ULTRA_AUTO && f >config.ultra_start))) {
LO_harmonic = (f > (config.harmonic_start?config.harmonic_start:ULTRA_MAX_FREQ));
signal_path = PATH_ULTRA;
} else {
signal_path = PATH_LOW;
}
if (signal_path == PATH_HIGH) {
return; // TODO setup high input path
}
enable_rx_output(setting.atten_step);
bool mirrors = false;
switch(signal_path) {
case PATH_LOW:
enable_ultra(false);
enable_direct(false);
enable_high(false);
enable_extra_lna(setting.extra_lna);
goto common;
case PATH_DIRECT:
enable_ultra(true);
enable_direct(true);
enable_high(true);
enable_extra_lna(setting.extra_lna);
if (setting.tracking_output)
enable_ADF_output(true, true);
else
enable_ADF_output(false, false);
TRACE(1);
goto common2;
case PATH_ULTRA:
mirrors = true;
enable_ultra(true);
enable_high(false);
enable_direct(false);
enable_extra_lna(setting.extra_lna);
common:
enable_ADF_output(true, setting.tracking_output);
common2:
if (SI4463_is_in_tx_mode())
SI4463_init_rx();
break;
}
if (force_signal_path)
calculate_static_correction();
if (S_IS_AUTO(setting.spur_removal)) {
if (mirrors)
setting.spur_removal |= 0x01;
else
setting.spur_removal &= 0xFE;
}
}
#endif
#else
const int8_t drive_dBm [16] = {-38, -32, -30, -27, -24, -19, -15, -12, -5, -2, 0, 3, 6, 9, 12, 16};
#define SWITCH_ATTENUATION (29 - config.switch_offset)
#define RECEIVE_SWITCH_ATTENUATION (24 + config.receive_switch_offset)
//#define POWER_OFFSET 15
#define MAX_DRIVE (setting.mode == M_GENHIGH ? 13 : 11) // The value of 13 is linked to the SL_GENHIGH_LEVEL_MAX of 9
#define MIN_DRIVE 8
#define SL_GENHIGH_LEVEL_MIN -38
#define SL_GENHIGH_LEVEL_MAX 9
#define SL_GENLOW_LEVEL_MIN -76
#define SL_GENLOW_LEVEL_MAX -7
#define MAX_ATTENUATE 31.5
#endif
//float level_min;
//float level_max;
//float level_range;
float channel_power[3];
float channel_power_watt[3];
volatile float flatness;
//int setting.refer = -1; // Off by default
const uint32_t reffer_freq[] = {30000000, 15000000, 10000000, 4000000, 3000000, 2000000, 1000000};
#ifdef TINYSA3
const freq_t fh_low[] = { 240000000, 480000000, 720000000, 960000000, 1200000000 };
const freq_t fh_high[] = { 480000000, 960000000, 1920000000, 2880000000, 3840000000 };
#endif
uint8_t in_selftest = false;
uint8_t ignore_stored = false;
uint8_t in_step_test = false;
uint8_t in_calibration = false;
uint8_t calibration_stage;
void update_min_max_freq(void)
{
switch(setting.mode) {
case M_LOW:
minFreq = 0;
#ifdef __ULTRA__
if (config.ultra)
#ifdef TINYSA4
if (setting.harmonic)
maxFreq = setting.harmonic * MAX_LO_FREQ - DEFAULT_IF; // ULTRA_MAX_FREQ; // make use of harmonic mode above ULTRA_MAX_FREQ
else
maxFreq = ULTRA_MAX_FREQ;
#else
maxFreq = 3000000000; // ULTRA_MAX_FREQ; // make use of harmonic mode above ULTRA_MAX_FREQ
#endif
else
#endif
maxFreq = NORMAL_MAX_FREQ;
#ifdef TINYSA4
plot_printf(range_text, sizeof range_text, "%QHz to %QHz", minFreq, maxFreq);
#endif
break;
case M_GENLOW:
minFreq = 0;
#ifdef TINYSA4
#ifdef __ULTRA_OUT__
if (setting.mixer_output) {
if (setting.harmonic)
maxFreq = setting.harmonic * MAX_LO_FREQ - DEFAULT_IF; // ULTRA_MAX_FREQ; // make use of harmonic mode above ULTRA_MAX_FREQ
else
maxFreq = ULTRA_MAX_FREQ+60000000; // Add 60MHz to go to 5.40GHz
} else {
if (setting.harmonic)
maxFreq = setting.harmonic * (MAX_LO_FREQ+config.overclock); // ULTRA_MAX_FREQ; // make use of harmonic mode above ULTRA_MAX_FREQ
else
maxFreq = MAX_LO_FREQ+config.overclock; // 4.4GHz
}
#else
maxFreq = MAX_LOW_OUTPUT_FREQ;
#endif
#else
maxFreq = DEFAULT_MAX_FREQ;
#endif
break;
case M_HIGH:
minFreq = HIGH_MIN_FREQ_MHZ * 1000000;
maxFreq = HIGH_MAX_FREQ_MHZ * 1000000;
#ifdef __HARMONIC__
#ifdef TINYSA3 // different haemonics processing
if (setting.harmonic) {
minFreq = setting.harmonic * HIGH_MIN_FREQ_MHZ * 1000000;
if (setting.harmonic < 4)
maxFreq = setting.harmonic * HIGH_MAX_FREQ_MHZ * 1000000;
else
maxFreq = 2880000000;
}
if (get_sweep_frequency(ST_START) < minFreq)
set_sweep_frequency(ST_START, minFreq);
if (get_sweep_frequency(ST_STOP) > maxFreq)
set_sweep_frequency(ST_STOP, maxFreq);
#endif
#endif
break;
case M_GENHIGH:
#ifdef TINYSA4
#ifndef __NEW_SWITCHES__
if (!config.high_out_adf4350) {
minFreq = 136000000;
maxFreq = 1150000000U;
} else
#endif
{
minFreq = 136000000;
maxFreq = MAX_LO_FREQ;
}
#else
minFreq = 240000000;
maxFreq = 960000000;
#endif
break;
}
#ifdef TINYSA4
plot_printf(range_text, sizeof range_text, "%.3QHz to %.3QHz", minFreq, maxFreq);
#endif
}
void reset_settings(int m)
{
// strcpy((char *)spi_buffer, dummy);
setting.mode = m;
setting.sweep = false;
disable_waterfall();
setting.level_meter = false;
setting.pulse = false;
#ifdef __BANDS__
setting.multi_band = false;
setting.multi_trace = false;
for (int i = 0; i<BANDS_MAX;i++) {
setting.bands[i].start = 0;
setting.bands[i].end = 0;
setting.bands[i].enabled = false;
setting.bands[i].level = 0;
}
#endif
#ifdef __ULTRA__
ultra_start = (config.ultra_start == ULTRA_AUTO ? ULTRA_THRESHOLD : config.ultra_start);
#endif
#ifdef TINYSA4
drive_dBm = (float *) (setting.mode == M_GENHIGH ? adf_drive_dBm : si_drive_dBm);
setting.exp_aver = 1;
setting.increased_R = false;
setting.mixer_output = true;
#endif
update_min_max_freq();
force_signal_path = false;
setting.frequency_var = 0;
sweep_mode |= SWEEP_ENABLE;
setting.unit_scale_index = 0;
setting.unit_scale = 1;
setting.unit = U_DBM;
set_scale(10);
set_reflevel(-10);
setting.level_sweep = 0.0;
setting.attenuate_x2 = 0; // These should be initialized consistently
setting.rx_drive=MAX_DRIVE; // And this
setting.atten_step = 0; // And this, only used in low output mode
setting.rbw_x10 = 0;
for (int t=0;t<TRACES_MAX;t++) {
setting.average[t] = 0;
setting.stored[t] = false;
setting.subtract[t] = 0; // Disabled
setting.normalized[t] = false; // Disabled
}
for (int r=0;r<REFERENCE_MAX;r++)
for (int l=0;l<LIMITS_MAX;l++)
setting.limits[r][l].enabled = false;
if (in_selftest) {
setting.stored[TRACE_STORED] = true;
TRACE_ENABLE(TRACE_STORED_FLAG);
} else
#ifdef TINYSA4
TRACE_DISABLE(TRACE_STORED_FLAG|TRACE_TEMP_FLAG|TRACE_STORED2_FLAG);
#else
TRACE_DISABLE(TRACE_STORED_FLAG|TRACE_TEMP_FLAG);
#endif
#ifdef TINYSA4
setting.harmonic = 3; // Automatically used when above ULTRA_MAX_FREQ
#else
#ifdef __ULTRA__
setting.harmonic = 3;
#else
setting.harmonic = 0;
#endif
#endif
#ifdef __DRAW_LINE__
setting.draw_line = false;
#endif
// setting.show_stored = 0;
setting.auto_attenuation = false;
setting.normalize_level = 0.0;
setting.normalized_trace = -1;
#ifdef TINYSA4
setting.lo_drive=5;
#else
setting.lo_drive=13;
// setting.rx_drive=8; moved to top
// setting.atten_step = 0; moved to top
#endif
setting.agc = S_AUTO_ON;
setting.lna = S_AUTO_OFF;
setting.tracking = false;
setting.modulation = MO_NONE;
setting.modulation_frequency = 1000;
#ifdef TINYSA4
setting.modulation_depth_x100 = 80; // %80
setting.modulation_deviation_div100 = 30; // 3kHz
#endif
setting.step_delay = 0;
setting.offset_delay = 0;
setting.step_delay_mode = SD_NORMAL;
setting.vbw_x100 = 0; // Auto mode
setting.repeat = 1;
setting.auto_reflevel = true; // Must be after SetReflevel
setting.decay=20;
setting.attack=1;
setting.noise=5;
setting.below_IF = S_AUTO_OFF;
setting.tracking_output = false;
setting.measurement = M_OFF;
#ifdef __ULTRA__
// setting.ultra = S_AUTO_OFF;
#endif
#ifdef TINYSA4
setting.frequency_IF = config.frequency_IF1; ;
#else
setting.frequency_IF = DEFAULT_IF;
#endif
setting.frequency_offset = FREQUENCY_SHIFT;
setting.auto_IF = true;
//set_external_gain(0.0); // This also updates the help text!!!!!
//setting.external_gain = 0.0;
setting.trigger = T_AUTO;
setting.trigger_direction = T_UP;
setting.trigger_mode = T_MID;
setting.fast_speedup = 0;
setting.faster_speedup = 0;
setting.trigger_level = -150.0;
#ifdef __TRIGGER_TRACE__
setting.trigger_trace = 255;
#endif
setting.linearity_step = 0;
// setting.refer = -1; // do not reset reffer when switching modes
setting.mute = true;
#ifdef __SPUR__
#ifdef __ULTRA__
if (m == M_LOW)
setting.spur_removal = S_AUTO_OFF;
else
setting.spur_removal = S_OFF;
#else
setting.spur_removal = S_OFF;
#endif
setting.mirror_masking = false;
setting.slider_position = 0;
setting.slider_span = 100000;
#endif // __SPUR__
switch(m) {
case M_LOW:
set_sweep_frequency(ST_START, minFreq);
set_sweep_frequency(ST_STOP, maxFreq);
#ifdef TINYSA4
set_sweep_frequency(ST_STOP, NORMAL_MAX_FREQ); // TODO <----------------- temp ----------------------
setting.attenuate_x2 = 0;
#else
setting.attenuate_x2 = 60;
#endif
setting.auto_attenuation = true;
setting.sweep_time_us = 0;
#ifdef TINYSA4
setting.lo_drive=5;
setting.extra_lna = false;
#endif
// setting.correction_frequency = config.correction_frequency[CORRECTION_LOW_IN];
// setting.correction_value = config.correction_value[CORRECTION_LOW_IN];
break;
case M_GENLOW:
#ifdef TINYSA4
setting.rx_drive= MAX_DRIVE;
if (max2871)
setting.lo_drive= 2;
else
setting.lo_drive= 1;
#else
// setting.rx_drive=8;
setting.lo_drive=13;
#endif
set_sweep_frequency(ST_CENTER, 10000000);
set_sweep_frequency(ST_SPAN, 0);
setting.sweep_time_us = 2*ONE_SECOND_TIME;
setting.step_delay_mode = SD_FAST;
#ifdef TINYSA4
setting.extra_lna = false;
// setting.correction_frequency = config.correction_frequency[CORRECTION_LOW_OUT];
// setting.correction_value = config.correction_value[CORRECTION_LOW_OUT];
#else
// setting.correction_frequency = config.correction_frequency[CORRECTION_LOW_IN];
// setting.correction_value = config.correction_value[CORRECTION_LOW_IN];
#endif
// level_min = SL_GENLOW_LEVEL_MIN + LOW_OUT_OFFSET;
// level_max = SL_GENLOW_LEVEL_MAX + LOW_OUT_OFFSET;
// level_range = level_max - level_min;
break;
case M_HIGH:
set_sweep_frequency(ST_START, minFreq);
set_sweep_frequency(ST_STOP, maxFreq);
setting.sweep_time_us = 0;
#ifdef TINYSA4
setting.extra_lna = false;
#endif
// setting.correction_frequency = config.correction_frequency[CORRECTION_HIGH_IN];
// setting.correction_value = config.correction_value[CORRECTION_HIGH_IN];
break;
case M_GENHIGH:
#ifdef TINYSA4
setting.lo_drive = MIN_DRIVE;
setting.level = drive_dBm[setting.lo_drive]+ config.high_level_output_offset;
set_sweep_frequency(ST_CENTER, (minFreq + maxFreq)/2 );
setting.extra_lna = false;
#else
setting.lo_drive=8;
set_sweep_frequency(ST_CENTER, 300000000);
#endif
set_sweep_frequency(ST_SPAN, 0);
setting.sweep_time_us = 2*ONE_SECOND_TIME;
setting.step_delay_mode = SD_FAST;
// setting.correction_frequency = config.correction_frequency[CORRECTION_HIGH_IN];
// setting.correction_value = config.correction_value[CORRECTION_HIGH_IN];
// level_min = SL_GENHIGH_LEVEL_MIN + config.high_level_output_offset;
// level_max = SL_GENHIGH_LEVEL_MAX + config.high_level_output_offset;
// level_range = level_max - level_min;
break;
}
setting.level = level_max(); // This is the level with above settings.
markers_reset();
setting._active_marker = 0;
//set_external_gain(0.0); // This also updates the help text!!!!! Must be below level_min and level_max being set
set_sweep_points(POINTS_COUNT);
dirty = true;
}
uint32_t calc_min_sweep_time_us(void) // Estimate minimum sweep time in uS, needed to calculate the initial delays for the RSSI before first sweep
{
uint32_t t;
if (MODE_OUTPUT(setting.mode))
t = 200*sweep_points; // 200 microseconds is the delay set in perform when sweeping in output mode
else {
uint32_t bare_sweep_time=0;
bare_sweep_time = (SI4432_step_delay + MEASURE_TIME) * (sweep_points); // Single RSSI delay and measurement time in uS while scanning
if (FREQ_IS_CW()) {
bare_sweep_time = MINIMUM_SWEEP_TIME; // minimum sweep time in fast CW mode
if (setting.repeat != 1 || setting.sweep_time_us >= 100*ONE_MS_TIME || S_STATE(setting.spur_removal)) // if no fast CW sweep possible
bare_sweep_time = 15000; // minimum CW sweep time when not in fast CW mode
}
t = vbwSteps * (S_STATE(setting.spur_removal) ? 2 : 1) * bare_sweep_time ; // factor in vbwSteps and spur impact
t += (setting.repeat - 1)* REPEAT_TIME * (sweep_points); // Add time required for repeats
}
return t;
}
void set_refer_output(int v)
{
setting.refer = v;
set_calibration_freq(setting.refer);
dirty = true;
}
void set_decay(int d)
{
if (d < 0 || d > 1000000)
return;
if (setting.frequency_step == 0) { // decay in ms
d = (float)d * 500.0 * (float)sweep_points / (float)setting.actual_sweep_time_us;
}
setting.decay = d;
dirty = true;
}
#ifdef __QUASI_PEAK__
void set_attack(int d)
{
if (d < 0 || d > 20000)
return;
if (setting.frequency_step == 0 && d>0) { // decay in ms
d = (float)d * 500.0 * (float)sweep_points / (float)setting.actual_sweep_time_us;
}
setting.attack = d;
dirty = true;
}
#endif
void set_noise(int d)
{
if (d < 2 || d > 120)
return;
setting.noise = d;
dirty = true;
}
void set_gridlines(int d)
{
if (d != 0 && (d < 3 || d > 20))
return;
config.gridlines = d;
config_save();
dirty = true;
update_grid();
}
#ifdef TINYSA4
int set_freq_corr(int f)
{
if (f < - 100000 || f > +100000)
return -1;
config.setting_frequency_30mhz = 3000000000 + f * 3 ;
ADF4351_recalculate_PFDRFout();
config_save();
dirty = true;
update_grid();
return 0;
}
int set_actual_freq(freq_t f)
{
if (f < 3000000000 - 30000 || f > 3000000000 + 30000)
return -1;
config.setting_frequency_30mhz =f;
ADF4351_recalculate_PFDRFout();
config_save();
dirty = true;
update_grid();
return 0;
}
#else
void set_10mhz(freq_t f)
{
if (f < 9000000 || f > 11000000)
return;
config.setting_frequency_10mhz = f;
config_save();
dirty = true;
update_grid();
}
#endif
#if 0
static setting_t saved_setting;
#endif
void set_measurement(int m)
{
#ifdef __LINEARITY__
setting.stored[TRACE_STORED] = true;
if (m == M_LINEARITY) {
for (int j = 0; j < setting._sweep_points; j++)
stored_t[j] = -150;
setting.linearity_step = 0;
setting.attenuate_x2 = 29*2;
setting.auto_attenuation = false;
}
#endif
#ifdef __FFT_DECONV__
if (m == M_DECONV && sweep_points == 256) {
set_storage();
set_reflevel(-20);
} else
return;
#endif
setting.measurement = m;
dirty = true;
}
void set_lo_drive(int d)
{
setting.lo_drive = d;
dirty = true;
}
void set_rx_drive(int d)
{
setting.rx_drive = d;
dirty = true;
}
void set_level_sweep(float l)
{
setting.level_sweep = l;
dirty = true;
}
void set_sweep_time_us(uint32_t t) // Set the sweep time as the user wants it to be.
{
// if (t < MINIMUM_SWEEP_TIME) // Sweep time of zero means sweep as fast as possible
// t = MINIMUM_SWEEP_TIME;
if (t > MAXIMUM_SWEEP_TIME)
t = MAXIMUM_SWEEP_TIME;
setting.sweep_time_us = t;
// if (MODE_OUTPUT(setting.mode))
// setting.actual_sweep_time_us = t; // To ensure time displayed is correct before first sweep is completed
#if 0
uint32_t ta = calc_min_sweep_time_us(); // Can not be faster than minimum sweep time
if (ta < t)
ta = t;
setting.actual_sweep_time_us = ta;
if (FREQ_IS_CW())
update_grid(); // Really only needed in zero span mode
redraw_request |= REDRAW_FREQUENCY;
#endif
dirty = true;
}
void set_tracking_output(int t)
{
setting.tracking_output = t;
dirty = true;
}
//#ifndef TINYSA4
void toggle_tracking_output(void)
{
setting.tracking_output = !setting.tracking_output;
dirty = true;
}
//#endif