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RBW selection and step_delay working

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Removed_REF_marker
erikkaashoek 5 years ago
parent 80a02da450
commit 762b1078e4
2 changed files with 182 additions and 29 deletions
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32
sa_core.c
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@ -857,16 +857,10 @@ void calculate_step_delay(void)
#endif #endif
#endif #endif
#ifdef __SI4463__ #ifdef __SI4463__
if (actual_rbw_x10 >= 1910) { SI4432_step_delay = 300; SI4432_offset_delay = 100; } if (actual_rbw_x10 >= 2700) { SI4432_step_delay = 200; SI4432_offset_delay = 100; }
else if (actual_rbw_x10 >= 1420) { SI4432_step_delay = 350; SI4432_offset_delay = 100; } else if (actual_rbw_x10 >= 800) { SI4432_step_delay = 250; 150; SI4432_offset_delay = 100; }
else if (actual_rbw_x10 >= 750) { SI4432_step_delay = 450; SI4432_offset_delay = 100; } else if (actual_rbw_x10 >= 250) { SI4432_step_delay = 600; 450; SI4432_offset_delay = 100; }
else if (actual_rbw_x10 >= 560) { SI4432_step_delay = 650; SI4432_offset_delay = 100; } else { SI4432_step_delay = 2000; SI4432_offset_delay =1600; }
else if (actual_rbw_x10 >= 370) { SI4432_step_delay = 700; SI4432_offset_delay = 200; }
else if (actual_rbw_x10 >= 180) { SI4432_step_delay = 1100; SI4432_offset_delay = 300; }
else if (actual_rbw_x10 >= 90) { SI4432_step_delay = 1700; SI4432_offset_delay = 400; }
else if (actual_rbw_x10 >= 50) { SI4432_step_delay = 3300; SI4432_offset_delay = 800; }
else if (actual_rbw_x10 >= 20) { SI4432_step_delay = 7000; SI4432_offset_delay = 800; }
else { SI4432_step_delay = 20000; SI4432_offset_delay =1600; }
#endif #endif
if (setting.step_delay_mode == SD_PRECISE) // In precise mode wait twice as long for RSSI to stabalize if (setting.step_delay_mode == SD_PRECISE) // In precise mode wait twice as long for RSSI to stabalize
SI4432_step_delay *= 2; SI4432_step_delay *= 2;
@ -1251,6 +1245,9 @@ void update_rbw(void) // calculate the actual_rbw and the vbwSteps (#
#ifdef __SI4432__ #ifdef __SI4432__
SI4432_Sel = MODE_SELECT(setting.mode); SI4432_Sel = MODE_SELECT(setting.mode);
actual_rbw_x10 = SI4432_SET_RBW(actual_rbw_x10); // see what rbw the SI4432 can realize actual_rbw_x10 = SI4432_SET_RBW(actual_rbw_x10); // see what rbw the SI4432 can realize
#endif
#ifdef __SI4463__
actual_rbw_x10 = SI4463_SET_RBW(actual_rbw_x10); // see what rbw the SI4432 can realize
#endif #endif
if (setting.frequency_step > 0 && MODE_INPUT(setting.mode)) { // When doing frequency scanning in input mode if (setting.frequency_step > 0 && MODE_INPUT(setting.mode)) { // When doing frequency scanning in input mode
vbwSteps = ((int)(2 * (setting.vbw_x10 + (actual_rbw_x10/2)) / actual_rbw_x10)); // calculate # steps in between each frequency step due to rbw being less than frequency step vbwSteps = ((int)(2 * (setting.vbw_x10 + (actual_rbw_x10/2)) / actual_rbw_x10)); // calculate # steps in between each frequency step due to rbw being less than frequency step
@ -1707,6 +1704,7 @@ pureRSSI_t perform(bool break_on_operation, int i, uint32_t f, int tracking)
set_freq (SI4432_LO, local_IF+lf); // otherwise to above IF set_freq (SI4432_LO, local_IF+lf); // otherwise to above IF
#endif #endif
#ifdef __ADF4351__ #ifdef __ADF4351__
// START_PROFILE;
if (setting.mode == M_LOW) { if (setting.mode == M_LOW) {
if (!setting.tracking && S_STATE(setting.below_IF)) { // if in low input mode and below IF if (!setting.tracking && S_STATE(setting.below_IF)) { // if in low input mode and below IF
if (lf > local_IF) if (lf > local_IF)
@ -1718,6 +1716,7 @@ pureRSSI_t perform(bool break_on_operation, int i, uint32_t f, int tracking)
} else if (setting.mode == M_HIGH) { } else if (setting.mode == M_HIGH) {
set_freq (SI4463_RX, local_IF+lf); // sweep RX set_freq (SI4463_RX, local_IF+lf); // sweep RX
} }
// STOP_PROFILE;
#endif #endif
#endif #endif
} }
@ -3252,7 +3251,13 @@ void self_test(int test)
int i = 15; // calibrate low mode power on 30 MHz; int i = 15; // calibrate low mode power on 30 MHz;
test_prepare(i); test_prepare(i);
setting.step_delay = 8000; setting.step_delay = 8000;
for (int j= 0; j < 57; j++ ) { #ifdef __SI4432__
#define RBW_COUNT 57
#endif
#ifdef __SI4463__
#define RBW_COUNT 7
#endif
for (int j= 0; j < RBW_COUNT; j++ ) {
if (setting.test_argument != 0) if (setting.test_argument != 0)
j = setting.test_argument; j = setting.test_argument;
// do_again: // do_again:
@ -3269,6 +3274,9 @@ void self_test(int test)
setting.offset_delay = setting.step_delay / 2; setting.offset_delay = setting.step_delay / 2;
#ifdef __SI4432__ #ifdef __SI4432__
setting.rbw_x10 = SI4432_force_RBW(j); setting.rbw_x10 = SI4432_force_RBW(j);
#endif
#ifdef __SI4463__
setting.rbw_x10 = SI4463_force_RBW(j);
#endif #endif
shell_printf("RBW = %f, ",setting.rbw_x10/10.0); shell_printf("RBW = %f, ",setting.rbw_x10/10.0);
#if 0 #if 0
@ -3315,7 +3323,7 @@ void self_test(int test)
#endif #endif
setting.offset_delay = 1600; setting.offset_delay = 1600;
#if 1 // Enable for offset tuning stepping #if 0 // Enable for offset tuning stepping
test_value = saved_peakLevel; test_value = saved_peakLevel;
if ((uint32_t)(setting.rbw_x10 * 1000) / (sweep_points) < 8000) { // fast mode possible if ((uint32_t)(setting.rbw_x10 * 1000) / (sweep_points) < 8000) { // fast mode possible
while (setting.offset_delay > 0 && test_value != 0 && test_value > saved_peakLevel - 1.5) { while (setting.offset_delay > 0 && test_value != 0 && test_value > saved_peakLevel - 1.5) {

179
si4432.c
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@ -46,7 +46,7 @@
#ifdef USE_HARDWARE_SPI_MODE #ifdef USE_HARDWARE_SPI_MODE
#define SI4432_SPI SPI1 #define SI4432_SPI SPI1
//#define SI4432_SPI_SPEED SPI_BR_DIV8 //#define SI4432_SPI_SPEED SPI_BR_DIV8
#define SI4432_SPI_SPEED SPI_BR_DIV32 #define SI4432_SPI_SPEED SPI_BR_DIV16
static uint32_t old_spi_settings; static uint32_t old_spi_settings;
#else #else
static uint32_t old_port_moder; static uint32_t old_port_moder;
@ -951,21 +951,24 @@ void ADF4351_Setup(void)
void ADF4351_WriteRegister32(int channel, const uint32_t value) void ADF4351_WriteRegister32(int channel, const uint32_t value)
{ {
set_SPI_mode(SPI_MODE_SI);
chThdSleepMicroseconds(2);
palClearPad(GPIOB, ADF4351_LE[channel]);
chThdSleepMicroseconds(2);
for (int i = 3; i >= 0; i--) shiftOut((value >> (8 * i)) & 0xFF); for (int i = 3; i >= 0; i--) shiftOut((value >> (8 * i)) & 0xFF);
// chThdSleepMicroseconds(10); // chThdSleepMicroseconds(1);
palSetPad(GPIOB, ADF4351_LE[channel]); palSetPad(GPIOB, ADF4351_LE[channel]);
chThdSleepMicroseconds(2); chThdSleepMicroseconds(1); // Must
palClearPad(GPIOB, ADF4351_LE[channel]); palClearPad(GPIOB, ADF4351_LE[channel]);
chThdSleepMicroseconds(2); // chThdSleepMicroseconds(1); // Not needed
} }
void ADF4351_Set(int channel) void ADF4351_Set(int channel)
{ for (int i = 5; i >= 0; i--) { {
set_SPI_mode(SPI_MODE_SI);
chThdSleepMicroseconds(1);
palClearPad(GPIOB, ADF4351_LE[channel]);
chThdSleepMicroseconds(1);
for (int i = 5; i >= 0; i--) {
ADF4351_WriteRegister32(channel, registers[i]); ADF4351_WriteRegister32(channel, registers[i]);
// if (debug) Serial.println(registers[i],HEX); // if (debug) Serial.println(registers[i],HEX);
} }
} }
@ -984,10 +987,11 @@ void ADF4351_enable_output(void)
void ADF4351_set_frequency(int channel, unsigned long freq, int drive) // freq / 10Hz void ADF4351_set_frequency(int channel, unsigned long freq, int drive) // freq / 10Hz
{ {
freq -= 76000;
ADF4351_prep_frequency(channel,freq, drive); ADF4351_prep_frequency(channel,freq, drive);
//START_PROFILE;
ADF4351_Set(channel); ADF4351_Set(channel);
if (SI4432_step_delay>10) //STOP_PROFILE;
my_microsecond_delay(SI4432_step_delay);
} }
void ADF4351_spur_mode(int S) void ADF4351_spur_mode(int S)
@ -1055,6 +1059,7 @@ static uint32_t gcd(uint32_t x, uint32_t y)
void ADF4351_prep_frequency(int channel, unsigned long freq, int drive) // freq / 10Hz void ADF4351_prep_frequency(int channel, unsigned long freq, int drive) // freq / 10Hz
{ {
(void)drive; (void)drive;
// START_PROFILE;
// if (channel == 0) // if (channel == 0)
RFout=freq/1000000.0; // To MHz RFout=freq/1000000.0; // To MHz
// else // else
@ -1198,9 +1203,9 @@ void ADF4351_prep_frequency(int channel, unsigned long freq, int drive) // freq
#endif #endif
// bitSet (registers[4], 10); // Mute till lock // bitSet (registers[4], 10); // Mute till lock
// ADF4351_Set(channel); // ADF4351_Set(channel);
// STOP_PROFILE;
} }
#endif #endif
// ------------------------------ SI4463 ------------------------------------- // ------------------------------ SI4463 -------------------------------------
@ -1301,7 +1306,7 @@ uint8_t SI4463_wait_response(void* buff, uint8_t len, uint8_t use_timeout)
uint16_t timeout = 40000; uint16_t timeout = 40000;
while(!SI4463_get_response(buff, len)) while(!SI4463_get_response(buff, len))
{ {
my_microsecond_delay(5); my_microsecond_delay(2);
if(use_timeout && !--timeout) if(use_timeout && !--timeout)
{ {
return 0; return 0;
@ -1470,12 +1475,15 @@ int16_t Si446x_RSSI(void)
0xFF 0xFF
}; };
// volatile si446x_state_t s = getState(); // volatile si446x_state_t s = getState();
chThdSleepMicroseconds(SI4432_step_delay); START_PROFILE;
if (SI4432_step_delay)
my_microsecond_delay(SI4432_step_delay);
again: again:
SI4463_do_api(data, 2, data, 3); SI4463_do_api(data, 2, data, 3);
if (data[2] == 255) if (data[2] == 255)
goto again; goto again;
int16_t rssi = data[2] - 120 * 2; int16_t rssi = data[2] - 120 * 2;
STOP_PROFILE;
return DEVICE_TO_PURE_RSSI(rssi); return DEVICE_TO_PURE_RSSI(rssi);
} }
@ -1514,19 +1522,104 @@ uint8_t SI4463_RBW_1kHz[] =
0x00 0x00
}; };
// -------------- kHz ---------------------------- // -------------- 3 kHz ----------------------------
#undef RF_MODEM_TX_RAMP_DELAY_8_1 #undef RF_MODEM_TX_RAMP_DELAY_8_1
#undef RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1 #undef RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1
#undef RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1 #undef RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1
#undef RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1 #undef RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1
#define RF_MODEM_TX_RAMP_DELAY_8_1 0x11, 0x20, 0x08, 0x18, 0x01, 0x00, 0x08, 0x03, 0x80, 0x00, 0x00, 0x30 #define RF_MODEM_TX_RAMP_DELAY_8_1 0x11, 0x20, 0x08, 0x18, 0x01, 0x80, 0x08, 0x03, 0x80, 0x00, 0xF0, 0x11
#define RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1 0x11, 0x21, 0x0C, 0x00, 0xCC, 0xA1, 0x30, 0xA0, 0x21, 0xD1, 0xB9, 0xC9, 0xEA, 0x05, 0x12, 0x11
#define RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1 0x11, 0x21, 0x0C, 0x0C, 0x0A, 0x04, 0x15, 0xFC, 0x03, 0x00, 0xCC, 0xA1, 0x30, 0xA0, 0x21, 0xD1
#define RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1 0x11, 0x21, 0x0C, 0x18, 0xB9, 0xC9, 0xEA, 0x05, 0x12, 0x11, 0x0A, 0x04, 0x15, 0xFC, 0x03, 0x00
uint8_t SI4463_RBW_3kHz[] =
{
0x0C, RF_MODEM_TX_RAMP_DELAY_8_1, \
0x10, RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1, \
0x10, RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1, \
0x10, RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1, \
0x00
};
// -------------- 10 kHz ----------------------------
#undef RF_MODEM_TX_RAMP_DELAY_8_1
#undef RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1
#undef RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1
#undef RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1
#define RF_MODEM_TX_RAMP_DELAY_8_1 0x11, 0x20, 0x08, 0x18, 0x01, 0x80, 0x08, 0x03, 0x80, 0x00, 0xB0, 0x20
#define RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1 0x11, 0x21, 0x0C, 0x00, 0xCC, 0xA1, 0x30, 0xA0, 0x21, 0xD1, 0xB9, 0xC9, 0xEA, 0x05, 0x12, 0x11
#define RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1 0x11, 0x21, 0x0C, 0x0C, 0x0A, 0x04, 0x15, 0xFC, 0x03, 0x00, 0xCC, 0xA1, 0x30, 0xA0, 0x21, 0xD1
#define RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1 0x11, 0x21, 0x0C, 0x18, 0xB9, 0xC9, 0xEA, 0x05, 0x12, 0x11, 0x0A, 0x04, 0x15, 0xFC, 0x03, 0x00
uint8_t SI4463_RBW_10kHz[] =
{
0x0C, RF_MODEM_TX_RAMP_DELAY_8_1, \
0x10, RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1, \
0x10, RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1, \
0x10, RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1, \
0x00
};
// -------------- 30 kHz ----------------------------
#undef RF_MODEM_TX_RAMP_DELAY_8_1
#undef RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1
#undef RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1
#undef RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1
#define RF_MODEM_TX_RAMP_DELAY_8_1 0x11, 0x20, 0x08, 0x18, 0x01, 0x80, 0x08, 0x03, 0x80, 0x00, 0x30, 0x10
#define RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1 0x11, 0x21, 0x0C, 0x00, 0xFF, 0xBA, 0x0F, 0x51, 0xCF, 0xA9, 0xC9, 0xFC, 0x1B, 0x1E, 0x0F, 0x01 #define RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1 0x11, 0x21, 0x0C, 0x00, 0xFF, 0xBA, 0x0F, 0x51, 0xCF, 0xA9, 0xC9, 0xFC, 0x1B, 0x1E, 0x0F, 0x01
#define RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1 0x11, 0x21, 0x0C, 0x0C, 0xFC, 0xFD, 0x15, 0xFF, 0x00, 0x0F, 0xFF, 0xBA, 0x0F, 0x51, 0xCF, 0xA9 #define RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1 0x11, 0x21, 0x0C, 0x0C, 0xFC, 0xFD, 0x15, 0xFF, 0x00, 0x0F, 0xFF, 0xBA, 0x0F, 0x51, 0xCF, 0xA9
#define RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1 0x11, 0x21, 0x0C, 0x18, 0xC9, 0xFC, 0x1B, 0x1E, 0x0F, 0x01, 0xFC, 0xFD, 0x15, 0xFF, 0x00, 0x0F #define RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1 0x11, 0x21, 0x0C, 0x18, 0xC9, 0xFC, 0x1B, 0x1E, 0x0F, 0x01, 0xFC, 0xFD, 0x15, 0xFF, 0x00, 0x0F
uint8_t SI4463_RBW_kHz[] = uint8_t SI4463_RBW_30kHz[] =
{
0x0C, RF_MODEM_TX_RAMP_DELAY_8_1, \
0x10, RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1, \
0x10, RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1, \
0x10, RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1, \
0x00
};
// -------------- 100kHz ----------------------------
#undef RF_MODEM_TX_RAMP_DELAY_8_1
#undef RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1
#undef RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1
#undef RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1
#define RF_MODEM_TX_RAMP_DELAY_8_1 0x11, 0x20, 0x08, 0x18, 0x01, 0x80, 0x08, 0x03, 0x80, 0x00, 0x20, 0x20
#define RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1 0x11, 0x21, 0x0C, 0x00, 0xFF, 0xBA, 0x0F, 0x51, 0xCF, 0xA9, 0xC9, 0xFC, 0x1B, 0x1E, 0x0F, 0x01
#define RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1 0x11, 0x21, 0x0C, 0x0C, 0xFC, 0xFD, 0x15, 0xFF, 0x00, 0x0F, 0xFF, 0xBA, 0x0F, 0x51, 0xCF, 0xA9
#define RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1 0x11, 0x21, 0x0C, 0x18, 0xC9, 0xFC, 0x1B, 0x1E, 0x0F, 0x01, 0xFC, 0xFD, 0x15, 0xFF, 0x00, 0x0F
uint8_t SI4463_RBW_100kHz[] =
{
0x0C, RF_MODEM_TX_RAMP_DELAY_8_1, \
0x10, RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1, \
0x10, RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1, \
0x10, RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1, \
0x00
};
// -------------- 300kHz ----------------------------
#undef RF_MODEM_TX_RAMP_DELAY_8_1
#undef RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1
#undef RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1
#undef RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1
#define RF_MODEM_TX_RAMP_DELAY_8_1 0x11, 0x20, 0x08, 0x18, 0x01, 0x80, 0x08, 0x03, 0x80, 0x00, 0x00, 0x20
#define RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1 0x11, 0x21, 0x0C, 0x00, 0xCC, 0xA1, 0x30, 0xA0, 0x21, 0xD1, 0xB9, 0xC9, 0xEA, 0x05, 0x12, 0x11
#define RF_MODEM_CHFLT_RX1_CHFLT_COE1_7_0_12_1 0x11, 0x21, 0x0C, 0x0C, 0x0A, 0x04, 0x15, 0xFC, 0x03, 0x00, 0xCC, 0xA1, 0x30, 0xA0, 0x21, 0xD1
#define RF_MODEM_CHFLT_RX2_CHFLT_COE7_7_0_12_1 0x11, 0x21, 0x0C, 0x18, 0xB9, 0xC9, 0xEA, 0x05, 0x12, 0x11, 0x0A, 0x04, 0x15, 0xFC, 0x03, 0x00
uint8_t SI4463_RBW_300kHz[] =
{ {
0x0C, RF_MODEM_TX_RAMP_DELAY_8_1, \ 0x0C, RF_MODEM_TX_RAMP_DELAY_8_1, \
0x10, RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1, \ 0x10, RF_MODEM_CHFLT_RX1_CHFLT_COE13_7_0_12_1, \
@ -1558,6 +1651,58 @@ uint8_t SI4463_RBW_850kHz[] =
0x00 0x00
}; };
// User asks for an RBW of WISH, go through table finding the last triple
// for which WISH is greater than the first entry, use those values,
// Return the first entry of the following triple for the RBW actually achieved
#define IF_BW(dwn3, ndec, filset) (((dwn3)<<7)|((ndec)<<4)|(filset))
typedef struct {
uint8_t *reg; // IF_BW(dwn3, ndec, filset)
int16_t RSSI_correction_x_10; // Correction * 10
int16_t RBWx10; // RBW in kHz
}RBW_t; // sizeof(RBW_t) = 8 bytes
static RBW_t RBW_choices[] =
{
// BW register corr freq
{SI4463_RBW_1kHz, 0,10},
{SI4463_RBW_3kHz, 0,30},
{SI4463_RBW_10kHz, 0,100},
{SI4463_RBW_30kHz, 0,300},
{SI4463_RBW_100kHz,0,1000},
{SI4463_RBW_300kHz,0,3000},
{SI4463_RBW_850kHz,0,8500},
};
static pureRSSI_t SI4463_RSSI_correction = float_TO_PURE_RSSI(-120);
uint16_t SI4463_force_RBW(int i)
{
setState(SI446X_STATE_TX_TUNE);
my_microsecond_delay(200);
uint8_t *config = RBW_choices[i].reg;
for(uint16_t i=0;i<sizeof(SI4463_RBW_850kHz);i++)
{
SI4463_do_api((void *)&config[i+1], config[i], NULL, 0);
i += config[i];
my_microsecond_delay(100);
}
SI4463_start_rx(0);
my_microsecond_delay(1000);
SI4463_RSSI_correction = float_TO_PURE_RSSI(RBW_choices[i].RSSI_correction_x_10 - 1200)/10; // Set RSSI correction
return RBW_choices[i].RBWx10; // RBW achieved by SI4463 in kHz * 10
}
uint16_t SI4463_SET_RBW(uint16_t WISH) {
int i;
for (i=0; i < (int)(sizeof(RBW_choices)/sizeof(RBW_t)) - 1; i++)
if (WISH <= RBW_choices[i].RBWx10 * 15/10)
break;
return SI4463_force_RBW(i);
}
void SI4463_set_freq(uint32_t freq, uint32_t step_size) void SI4463_set_freq(uint32_t freq, uint32_t step_size)
{ {

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