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Code Issues Releases Activity

panadapter update

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This commit is contained in:
OneOfEleven 2023-11-20 13:20:12 +00:00
parent 2e4cd3d135
commit 88405681fd
10 changed files with 110 additions and 116 deletions
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1
am_fix.c
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@ -292,7 +292,6 @@ void AM_fix_10ms(const int vfo)
switch (g_current_function)
{
case FUNCTION_TRANSMIT:
case FUNCTION_PANADAPTER:
case FUNCTION_POWER_SAVE:
#ifdef ENABLE_AM_FIX_SHOW_DATA
display_update_tick = display_update_rate; // queue up a display update as soon as we switch to RX mode

3
app/app.c
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@ -1813,9 +1813,6 @@ void APP_process_functions(void)
APP_check_for_new_receive();
break;
case FUNCTION_PANADAPTER:
break;
default:
break;
}

6
app/main.c
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@ -78,9 +78,7 @@ void toggle_chan_scanlist(void)
return;
}
if (g_current_display_screen != DISPLAY_MAIN ||
g_current_function == FUNCTION_TRANSMIT ||
g_current_function == FUNCTION_PANADAPTER)
if (g_current_display_screen != DISPLAY_MAIN || g_current_function == FUNCTION_TRANSMIT)
{
g_beep_to_play = BEEP_500HZ_60MS_DOUBLE_BEEP_OPTIONAL;
return;
@ -1110,7 +1108,7 @@ void MAIN_Key_UP_DOWN(bool key_pressed, bool key_held, scan_state_dir_t directio
#endif
#ifdef ENABLE_PANADAPTER
g_panadapter_vfo_mode = 20; // 200ms
g_panadapter_vfo_tick = 20; // 200ms
#endif
BK4819_set_rf_frequency(freq, true); // set the VCO/PLL

BIN
firmware.bin
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firmware.packed.bin
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7
functions.c
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@ -294,13 +294,6 @@ void FUNCTION_Select(function_type_t Function)
BK4819_set_scrambler(g_current_vfo->channel.scrambler);
break;
case FUNCTION_PANADAPTER:
#if defined(ENABLE_UART) && defined(ENABLE_UART_DEBUG)
UART_SendText("func panadpter\r\n");
#endif
break;
}
g_power_save_pause_tick_10ms = power_save_pause_10ms;

3
functions.h
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@ -26,8 +26,7 @@ enum function_type_e
// FUNCTION_MONITOR, // receiving with squelch forced open
FUNCTION_NEW_RECEIVE, // signal just received
FUNCTION_RECEIVE, // receive mode
FUNCTION_POWER_SAVE, // sleeping
FUNCTION_PANADAPTER // bandscope mode (panadpter/spectrum) .. not yet implemented
FUNCTION_POWER_SAVE // sleeping
};
typedef enum function_type_e function_type_t;

125
panadapter.c
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@ -23,18 +23,19 @@ bool g_panadapter_enabled;
#ifdef ENABLE_PANADAPTER_PEAK_FREQ
uint32_t g_panadapter_peak_freq;
#endif
int g_panadapter_vfo_mode; // > 0 if we're currently sampling the VFO
uint8_t g_panadapter_max_rssi;
uint8_t g_panadapter_min_rssi;
uint8_t g_panadapter_rssi[PANADAPTER_BINS + 1 + PANADAPTER_BINS];
int panadapter_rssi_index;
int panadapter_delay;
int g_panadapter_vfo_tick; // >0 if we're currently monitoring the VFO/center frequency
unsigned int g_panadapter_cycles; //
uint8_t g_panadapter_max_rssi; //
uint8_t g_panadapter_min_rssi; //
uint8_t g_panadapter_rssi[PANADAPTER_BINS + 1 + PANADAPTER_BINS]; // holds the RSSI samples
int panadapter_rssi_index; //
int panadapter_delay; // used to give the VCO/PLL/RSSI time to settle
const uint8_t panadapter_min_rssi = (-147 + 160) * 2; // min of -147dBm (S0)
const uint8_t panadapter_min_rssi = (-147 + 160) * 2; // -147dBm (S0) min RSSI value
bool PAN_scanning(void)
{
return (g_eeprom.config.setting.panadapter && g_panadapter_enabled && g_panadapter_vfo_mode <= 0) ? true : false;
return (g_eeprom.config.setting.panadapter && g_panadapter_enabled && g_panadapter_vfo_tick <= 0) ? true : false;
}
void PAN_update_min_max(void)
@ -58,7 +59,7 @@ void PAN_update_min_max(void)
#ifdef ENABLE_PANADAPTER_PEAK_FREQ
void PAN_find_peak(void)
{ // find the peak freq
{ // find the peak frequency
const int32_t center_freq = g_tx_vfo->p_rx->frequency;
int32_t step_size = g_tx_vfo->step_freq;
@ -92,24 +93,27 @@ void PAN_update_min_max(void)
#endif
void PAN_set_freq(void)
{ // set the frequency
{ // set the VCO/PLL frequency
int32_t freq = g_tx_vfo->p_rx->frequency;
int32_t step_size = g_tx_vfo->step_freq;
int32_t freq = g_tx_vfo->p_rx->frequency;
// limit the step size
step_size = (step_size < PANADAPTER_MIN_STEP) ? PANADAPTER_MIN_STEP : (step_size > PANADAPTER_MAX_STEP) ? PANADAPTER_MAX_STEP : step_size;
// if not paused on the VFO/center freq, add the panadapter bin offset frequency
if (g_panadapter_enabled && g_panadapter_vfo_tick <= 0 && panadapter_rssi_index >= 0)
{
int32_t step_size = g_tx_vfo->step_freq;
// limit the step size
step_size = (step_size < PANADAPTER_MIN_STEP) ? PANADAPTER_MIN_STEP : (step_size > PANADAPTER_MAX_STEP) ? PANADAPTER_MAX_STEP : step_size;
// if not paused on the VFO/center freq, add the bin offset (scanning)
if (g_panadapter_enabled && g_panadapter_vfo_mode <= 0 && panadapter_rssi_index >= 0)
freq += step_size * (panadapter_rssi_index - PANADAPTER_BINS);
}
BK4819_set_rf_frequency(freq, true); // set the VCO/PLL
//BK4819_set_rf_filter_path(freq); // set the proper LNA/PA filter path .. no need, we're not moving far
//BK4819_set_rf_filter_path(freq); // set the proper LNA/PA filter path .. don't bother, we're not moving far from the VFO/center frequency
#ifdef ENABLE_AM_FIX
// set front end gains
if (g_panadapter_vfo_mode <= 0 || g_tx_vfo->channel.mod_mode == MOD_MODE_FM)
if (g_panadapter_vfo_tick <= 0 || g_tx_vfo->channel.mod_mode == MOD_MODE_FM)
BK4819_write_reg(0x13, (g_orig_lnas << 8) | (g_orig_lna << 5) | (g_orig_mixer << 3) | (g_orig_pga << 0));
else
AM_fix_set_front_end_gains(g_eeprom.config.setting.tx_vfo_num);
@ -119,9 +123,9 @@ void PAN_set_freq(void)
void PAN_process_10ms(void)
{
if (!g_eeprom.config.setting.panadapter ||
#ifdef ENABLE_FMRADIO
g_fm_radio_mode ||
#endif
#ifdef ENABLE_FMRADIO
g_fm_radio_mode ||
#endif
// g_single_vfo < 0 ||
g_reduced_service ||
g_monitor_enabled ||
@ -135,14 +139,8 @@ void PAN_process_10ms(void)
{
if (g_panadapter_enabled)
{ // disable the panadapter
#ifdef ENABLE_PANADAPTER_PEAK_FREQ
g_panadapter_peak_freq = 0;
#endif
g_panadapter_vfo_mode = 1;
g_panadapter_enabled = false;
g_panadapter_enabled = false;
PAN_set_freq();
g_update_display = true;
}
@ -151,52 +149,50 @@ void PAN_process_10ms(void)
if (g_current_function == FUNCTION_TRANSMIT)
{
g_panadapter_vfo_mode = 100; // 1 sec - stay on the VFO frequency for at least this amount of time after PTT release
g_panadapter_vfo_tick = 100; // 1 sec - stay on the VFO frequency for at least this amount of time after PTT release
panadapter_rssi_index = -1;
return;
}
if (!g_panadapter_enabled)
{ // enable the panadapter
#ifdef ENABLE_PANADAPTER_PEAK_FREQ
g_panadapter_peak_freq = 0;
#endif
g_panadapter_vfo_mode = 0;
// g_panadapter_max_rssi = 0;
// g_panadapter_min_rssi = 0;
// memset(g_panadapter_rssi, 0, sizeof(g_panadapter_rssi));
g_panadapter_vfo_tick = 0;
panadapter_rssi_index = 0;
panadapter_delay = 3; // give the VCO/PLL/RSSI more time to settle
panadapter_delay = 3; // give the VCO/PLL/RSSI a little more time to settle
// g_panadapter_cycles = 0;
g_panadapter_enabled = true;
PAN_set_freq();
g_update_display = true;
return;
}
if (panadapter_rssi_index < 0)
{
{ // guess we've just come out of TX mode
PAN_set_freq();
panadapter_rssi_index++;
panadapter_rssi_index = 0;
return;
}
if (g_panadapter_vfo_mode > 0)
{ // we're paused on the VFO/center frequency
if (g_panadapter_vfo_tick > 0)
{ // we're paused on/monitoring the VFO/center frequency
// save the current RSSI value
// save the current RSSI value into the center of the panadapter
const int16_t rssi = g_current_rssi[g_eeprom.config.setting.tx_vfo_num];
g_panadapter_rssi[PANADAPTER_BINS] = (rssi > 255) ? 255 : (rssi < panadapter_min_rssi) ? panadapter_min_rssi : rssi;
PAN_update_min_max();
g_panadapter_vfo_mode = g_squelch_open ? 40 : g_panadapter_vfo_mode - 1;
// stay on the VFO/center frequency for a further 400ms after carrier drop
g_panadapter_vfo_tick = g_squelch_open ? 40 : g_panadapter_vfo_tick - 1;
if (g_panadapter_vfo_mode <= 0)
{
if (g_panadapter_vfo_tick <= 0)
{ // back to scan/sweep mode
PAN_set_freq();
panadapter_delay = 3; // give the VCO/PLL/RSSI more time to settle
panadapter_delay = 3; // give the VCO/PLL/RSSI a little more time to settle
if (g_panadapter_cycles > 0)
UI_DisplayMain_pan(true);
//g_update_display = true;
}
return;
@ -205,12 +201,12 @@ void PAN_process_10ms(void)
// scanning/sweeping
if (panadapter_delay > 0)
{
{ // let the VCO/PLL/RSSI settle before sampling the RSSI
panadapter_delay--;
return;
}
// save the current RSSI value
// save the current RSSI value into the panadapter
const uint16_t rssi = BK4819_GetRSSI();
g_panadapter_rssi[panadapter_rssi_index] = (rssi > 255) ? 255 : (rssi < panadapter_min_rssi) ? panadapter_min_rssi : rssi;
@ -218,30 +214,35 @@ void PAN_process_10ms(void)
if (++panadapter_rssi_index >= (int)ARRAY_SIZE(g_panadapter_rssi))
{
panadapter_rssi_index = 0;
panadapter_delay = 3; // give the VCO/PLL/RSSI more time to settle
panadapter_delay = 3; // give the VCO/PLL/RSSI a little more time to settle
}
if (g_tx_vfo->channel.mod_mode == MOD_MODE_FM)
{ // switch back to the VFO/center frequency for 100ms once every 400ms
g_panadapter_vfo_mode = ((panadapter_rssi_index % 40) == 0) ? 10 : 0;
g_panadapter_vfo_tick = ((panadapter_rssi_index % 40) == 0) ? 10 : 0;
}
else
{ // switch back to the VFO/center frequency for 100ms once per full sweep/scan cycle
g_panadapter_vfo_mode = (panadapter_rssi_index == 0) ? 10 : 0;
g_panadapter_vfo_tick = (panadapter_rssi_index == 0) ? 10 : 0;
}
// set the VCO/PLL frequency
PAN_set_freq();
if (panadapter_rssi_index == 0)
{ // the last bin value .. only draw the panadapter once per full sweep/scan cycle
if (panadapter_rssi_index != 0)
return;
PAN_update_min_max();
// completed a full sweep/scan, draw the panadapter on-screen
#ifdef ENABLE_PANADAPTER_PEAK_FREQ
PAN_find_peak();
#endif
if (g_panadapter_cycles + 1)
g_panadapter_cycles++;
UI_DisplayMain_pan(true);
//g_update_display = true;
}
PAN_update_min_max();
#ifdef ENABLE_PANADAPTER_PEAK_FREQ
PAN_find_peak();
#endif
UI_DisplayMain_pan(true);
//g_update_display = true;
}

13
panadapter.h
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@ -28,12 +28,13 @@
#define PANADAPTER_MAX_STEP 2500
#define PANADAPTER_MIN_STEP 625
extern bool g_panadapter_enabled;
extern uint32_t g_panadapter_peak_freq;
extern int g_panadapter_vfo_mode;
extern uint8_t g_panadapter_rssi[PANADAPTER_BINS + 1 + PANADAPTER_BINS];
extern uint8_t g_panadapter_max_rssi;
extern uint8_t g_panadapter_min_rssi;
extern bool g_panadapter_enabled;
extern unsigned int g_panadapter_cycles;
extern uint32_t g_panadapter_peak_freq;
extern int g_panadapter_vfo_tick;
extern uint8_t g_panadapter_rssi[PANADAPTER_BINS + 1 + PANADAPTER_BINS];
extern uint8_t g_panadapter_max_rssi;
extern uint8_t g_panadapter_min_rssi;
bool PAN_scanning(void);
void PAN_process_10ms(void);

68
ui/main.c
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@ -431,15 +431,18 @@ void big_freq(const uint32_t frequency, const unsigned int x, const unsigned int
}
// auto vertical scale
max_rssi = g_panadapter_max_rssi;
min_rssi = g_panadapter_min_rssi;
span_rssi = max_rssi - min_rssi;
if (span_rssi < 40) // minimum vertical range (20dB)
if (g_panadapter_cycles > 0)
{
span_rssi = 40;
if (min_rssi > (255 - span_rssi))
min_rssi = 255 - span_rssi;
max_rssi = min_rssi + span_rssi;
max_rssi = g_panadapter_max_rssi;
min_rssi = g_panadapter_min_rssi;
span_rssi = max_rssi - min_rssi;
if (span_rssi < 40) // minimum vertical range (20dB)
{
span_rssi = 40;
if (min_rssi > (255 - span_rssi))
min_rssi = 255 - span_rssi;
max_rssi = min_rssi + span_rssi;
}
}
if (now)
@ -448,7 +451,7 @@ void big_freq(const uint32_t frequency, const unsigned int x, const unsigned int
}
#ifdef ENABLE_PANADAPTER_PEAK_FREQ
if (g_panadapter_peak_freq > 0)
if (g_panadapter_peak_freq > 0 && g_panadapter_cycles > 0)
{ // print the peak frequency
char str[16];
sprintf(str, "%u.%05u", g_panadapter_peak_freq / 100000, g_panadapter_peak_freq % 100000);
@ -458,7 +461,7 @@ void big_freq(const uint32_t frequency, const unsigned int x, const unsigned int
#endif
// draw top center vertical marker (the VFO frequency)
base_line[PANADAPTER_BINS - (LCD_WIDTH * 2)] = 0x1F;
base_line[PANADAPTER_BINS - (LCD_WIDTH * 2)] = 0x3F;
// draw top horizontal dotted line
for (i = 0; i < PANADAPTER_BINS; i += 4)
@ -469,28 +472,31 @@ void big_freq(const uint32_t frequency, const unsigned int x, const unsigned int
}
// draw the panadapter vertical bins
for (i = 0; i < ARRAY_SIZE(g_panadapter_rssi); i++)
if (g_panadapter_cycles > 0)
{
uint32_t pixels;
uint8_t rssi = g_panadapter_rssi[i];
#if 0
rssi = (rssi < ((-129 + 160) * 2)) ? 0 : rssi - ((-129 + 160) * 2); // min of -129dBm (S3)
rssi = rssi >> 2;
#else
rssi = ((uint16_t)(rssi - min_rssi) * 21) / span_rssi; // 0 ~ 21
#endif
rssi += 2; // offset from the bottom
if (rssi > 22)
rssi = 22; // limit peak value
pixels = (1u << rssi) - 1; // set the line pixels
pixels &= 0xfffffffe; // clear the bottom line
base_line[i - (LCD_WIDTH * 2)] |= bit_reverse_8(pixels >> 16);
base_line[i - (LCD_WIDTH * 1)] |= bit_reverse_8(pixels >> 8);
base_line[i - (LCD_WIDTH * 0)] |= bit_reverse_8(pixels >> 0);
for (i = 0; i < ARRAY_SIZE(g_panadapter_rssi); i++)
{
uint32_t pixels;
uint8_t rssi = g_panadapter_rssi[i];
#if 0
rssi = (rssi < ((-129 + 160) * 2)) ? 0 : rssi - ((-129 + 160) * 2); // min of -129dBm (S3)
rssi = rssi >> 2;
#else
rssi = ((uint16_t)(rssi - min_rssi) * 21) / span_rssi; // 0 ~ 21
#endif
rssi += 2; // offset from the bottom
if (rssi > 22)
rssi = 22; // limit peak value
pixels = (1u << rssi) - 1; // set the line pixels
pixels &= 0xfffffffe; // clear the bottom line
base_line[i - (LCD_WIDTH * 2)] |= bit_reverse_8(pixels >> 16);
base_line[i - (LCD_WIDTH * 1)] |= bit_reverse_8(pixels >> 8);
base_line[i - (LCD_WIDTH * 0)] |= bit_reverse_8(pixels >> 0);
}
}
if (now)