MeshCoreTel-firmware/variants/heltec_v4/target.cpp

#include <Arduino.h>
#include "target.h"

HeltecV4Board board;

#if defined(P_LORA_SCLK)
  static SPIClass spi;
  RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY, spi);
#else
  RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY);
#endif

WRAPPER_CLASS radio_driver(radio, board);

ESP32RTCClock fallback_clock;
AutoDiscoverRTCClock rtc_clock(fallback_clock);

#if ENV_INCLUDE_GPS
  #include <helpers/sensors/MicroNMEALocationProvider.h>
  MicroNMEALocationProvider nmea = MicroNMEALocationProvider(Serial1);
  EnvironmentSensorManager sensors = EnvironmentSensorManager(nmea);
#else
  EnvironmentSensorManager sensors;
#endif

#ifdef DISPLAY_CLASS
  DISPLAY_CLASS display(NULL);
  MomentaryButton user_btn(PIN_USER_BTN, 1000, true);
#endif

bool radio_init() {
  fallback_clock.begin();
  rtc_clock.begin(Wire);
  
#if defined(P_LORA_SCLK)
  return radio.std_init(&spi);
#else
  return radio.std_init();
#endif
}

uint32_t radio_get_rng_seed() {
  return radio.random(0x7FFFFFFF);
}

void radio_set_params(float freq, float bw, uint8_t sf, uint8_t cr) {
  radio.setFrequency(freq);
  radio.setSpreadingFactor(sf);
  radio.setBandwidth(bw);
  radio.setCodingRate(cr);
  radio_driver.updatePreamble(sf);
}

void radio_set_tx_power(int8_t dbm) {
  radio.setOutputPower(dbm);
}

mesh::LocalIdentity radio_new_identity() {
  RadioNoiseListener rng(radio);
  return mesh::LocalIdentity(&rng);  // create new random identity
}