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Added interference avoidance option

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Mark Qvist 2025-01-09 17:58:46 +01:00
parent 434f55b240
commit 6e7370acdc
6 changed files with 104 additions and 17 deletions
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45
RNode_Firmware.ino
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@ -237,6 +237,15 @@ void setup() {
}
#endif
#if MCU_VARIANT == MCU_ESP32 || MCU_VARIANT == MCU_NRF52
#if MODEM == SX1280
avoid_interference = false;
#else
if (EEPROM.read(eeprom_addr(ADDR_CONF_DIA)) == 0x01) { avoid_interference = false; }
else { avoid_interference = true; }
#endif
#endif
// Validate board health, EEPROM and config
validate_status();
@ -1152,6 +1161,17 @@ void serial_callback(uint8_t sbyte) {
display_unblank();
}
#endif
} else if (command == CMD_DIS_IA) {
if (sbyte == FESC) {
ESCAPE = true;
} else {
if (ESCAPE) {
if (sbyte == TFEND) sbyte = FEND;
if (sbyte == TFESC) sbyte = FESC;
ESCAPE = false;
}
dia_conf_save(sbyte);
}
} else if (command == CMD_DISP_RCND) {
#if HAS_DISPLAY
if (sbyte == FESC) {
@ -1189,7 +1209,11 @@ void serial_callback(uint8_t sbyte) {
portMUX_TYPE update_lock = portMUX_INITIALIZER_UNLOCKED;
#endif
bool medium_free() { update_modem_status(); return !dcd; }
bool medium_free() {
update_modem_status();
if (avoid_interference && interference_detected) { return false; }
return !dcd;
}
bool noise_floor_sampled = false;
int noise_floor_sample = 0;
@ -1215,6 +1239,8 @@ void update_noise_floor() {
#endif
}
#define LED_ID_TRIG 16
uint8_t led_id_filter = 0;
void update_modem_status() {
#if MCU_VARIANT == MCU_ESP32
portENTER_CRITICAL(&update_lock);
@ -1232,13 +1258,22 @@ void update_modem_status() {
portEXIT_CRITICAL();
#endif
if (carrier_detected) { dcd = true; }
else { dcd = false; }
interference_detected = current_rssi > (noise_floor+CSMA_INFR_THRESHOLD_DB);
if (interference_detected) { if (led_id_filter < LED_ID_TRIG) { led_id_filter += 1; } }
else { if (led_id_filter > 0) {led_id_filter -= 1; } }
if (carrier_detected) { dcd = true; } else { dcd = false; }
dcd_led = dcd;
if (dcd_led) { led_rx_on(); }
else { if (airtime_lock) { led_indicate_airtime_lock(); }
else { led_rx_off(); } }
else {
if (interference_detected) {
if (led_id_filter >= LED_ID_TRIG && noise_floor_sampled) { led_id_on(); }
} else {
if (airtime_lock) { led_indicate_airtime_lock(); }
else { led_rx_off(); led_id_off(); }
}
}
}
void check_modem_status() {