mirror of
https://github.com/meshcore-dev/MeshCore.git
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80 lines
1.9 KiB
C++
80 lines
1.9 KiB
C++
#include <Arduino.h>
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#include "target.h"
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ESP32Board board;
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#if defined(P_LORA_SCLK)
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static SPIClass spi;
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RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY, spi);
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#else
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RADIO_CLASS radio = new Module(P_LORA_NSS, P_LORA_DIO_1, P_LORA_RESET, P_LORA_BUSY);
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#endif
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WRAPPER_CLASS radio_driver(radio, board);
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ESP32RTCClock fallback_clock;
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AutoDiscoverRTCClock rtc_clock(fallback_clock);
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#ifndef LORA_CR
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#define LORA_CR 5
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#endif
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bool radio_init() {
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fallback_clock.begin();
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rtc_clock.begin(Wire);
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#ifdef SX126X_DIO3_TCXO_VOLTAGE
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float tcxo = SX126X_DIO3_TCXO_VOLTAGE;
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#else
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float tcxo = 1.6f;
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#endif
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#if defined(P_LORA_SCLK)
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spi.begin(P_LORA_SCLK, P_LORA_MISO, P_LORA_MOSI);
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#endif
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int status = radio.begin(LORA_FREQ, LORA_BW, LORA_SF, LORA_CR, RADIOLIB_SX126X_SYNC_WORD_PRIVATE, LORA_TX_POWER, 8, tcxo);
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if (status != RADIOLIB_ERR_NONE) {
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Serial.print("ERROR: radio init failed: ");
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Serial.println(status);
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return false; // fail
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}
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radio.setCRC(1);
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#if defined(SX126X_RXEN) && defined(SX126X_TXEN)
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radio.setRfSwitchPins(SX126X_RXEN, SX126X_TXEN);
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#endif
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#ifdef SX126X_CURRENT_LIMIT
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radio.setCurrentLimit(SX126X_CURRENT_LIMIT);
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#endif
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#ifdef SX126X_DIO2_AS_RF_SWITCH
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radio.setDio2AsRfSwitch(SX126X_DIO2_AS_RF_SWITCH);
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#endif
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#ifdef SX126X_RX_BOOSTED_GAIN
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radio.setRxBoostedGainMode(SX126X_RX_BOOSTED_GAIN);
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#endif
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return true; // success
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}
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uint32_t radio_get_rng_seed() {
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return radio.random(0x7FFFFFFF);
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}
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void radio_set_params(float freq, float bw, uint8_t sf, uint8_t cr) {
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radio.setFrequency(freq);
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radio.setSpreadingFactor(sf);
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radio.setBandwidth(bw);
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radio.setCodingRate(cr);
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}
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void radio_set_tx_power(uint8_t dbm) {
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radio.setOutputPower(dbm);
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}
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mesh::LocalIdentity radio_new_identity() {
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RadioNoiseListener rng(radio);
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return mesh::LocalIdentity(&rng); // create new random identity
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}
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