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Added support for Heltec v4.3 PA and LNA

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This commit is contained in:
Mark Qvist
2026-04-20 17:16:39 +02:00
parent 0c07c1b856
commit 9fd0ae33d2
3 changed files with 94 additions and 18 deletions
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24
Utilities.h
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@@ -1287,11 +1287,33 @@ int getTxPower() {
}
#if HAS_LORA_PA
const int tx_gain[PA_GAIN_POINTS] = {PA_GAIN_VALUES};
#if BOARD_MODEL == BOARD_HELTEC32_V4
bool pa_values_determined = false;
int tx_gain[PA_GAIN_POINTS] = {100};
#else
bool pa_values_determined = true;
const int tx_gain[PA_GAIN_POINTS] = {PA_GAIN_VALUES};
#endif
#endif
extern uint8_t lora_pa_model;
void determine_pa_values() {
#if BOARD_MODEL == BOARD_HELTEC32_V4
if (lora_pa_model == LORA_PA_GC1109) {
for (int i=0; i < PA_GAIN_POINTS; i++) { tx_gain[i] = PA_GC1109_VALUES[i]; }
pa_values_determined = true;
for (int i=0; i < PA_GAIN_POINTS; i++) { Serial.print(" "); Serial.printf("%d", tx_gain[i]); }
} else if (lora_pa_model == LORA_PA_KCT8103L) {
for (int i=0; i < PA_GAIN_POINTS; i++) { tx_gain[i] = PA_KCT8103L_VALUES[i]; }
pa_values_determined = true;
for (int i=0; i < PA_GAIN_POINTS; i++) { Serial.print(" "); Serial.printf("%d", tx_gain[i]); }
}
#endif
}
int map_target_power_to_modem_output(int target_tx_power) {
#if HAS_LORA_PA
if (!pa_values_determined) { determine_pa_values(); }
int modem_output_dbm = -9;
for (int i = 0; i < PA_GAIN_POINTS; i++) {
int gain = tx_gain[i];