MeshCore/variants/rak4631/RAK4631Board.h
2025-07-09 10:21:24 -07:00

65 lines
1.7 KiB
C++

#pragma once
#include <MeshCore.h>
#include <Arduino.h>
// LoRa radio module pins for RAK4631
#define P_LORA_DIO_1 47
#define P_LORA_NSS 42
#define P_LORA_RESET RADIOLIB_NC // 38
#define P_LORA_BUSY 46
#define P_LORA_SCLK 43
#define P_LORA_MISO 45
#define P_LORA_MOSI 44
#define SX126X_POWER_EN 37
#define P_GPS_SDA 13 //GPS SDA pin (output option)
#define P_GPS_SCL 14 //GPS SCL pin (output option)
#define P_GPS_TX 16 //GPS TX pin
#define P_GPS_RX 15 //GPS RX pin
#define P_GPS_STANDBY_A 34 //GPS Reset/Standby pin (IO2 for socket A)
#define P_GPS_STANDBY_C 4 //GPS Reset/Standby pin (IO4 for socket C)
#define P_GPS_STANDBY_F 9 //GPS Reset/Standby pin (IO5 for socket F)
#define P_GPS_1PPS 17 //GPS PPS pin
#define GPS_BAUD_RATE 9600
#define GPS_ADDRESS 0x42 //i2c address for GPS
#define SX126X_DIO2_AS_RF_SWITCH true
#define SX126X_DIO3_TCXO_VOLTAGE 1.8
// built-ins
#define PIN_VBAT_READ 5
#define ADC_MULTIPLIER (3 * 1.73 * 1.187 * 1000)
class RAK4631Board : public mesh::MainBoard {
protected:
uint8_t startup_reason;
public:
void begin();
uint8_t getStartupReason() const override { return startup_reason; }
#define BATTERY_SAMPLES 8
uint16_t getBattMilliVolts() override {
analogReadResolution(12);
uint32_t raw = 0;
for (int i = 0; i < BATTERY_SAMPLES; i++) {
raw += analogRead(PIN_VBAT_READ);
}
raw = raw / BATTERY_SAMPLES;
return (ADC_MULTIPLIER * raw) / 4096;
}
const char* getManufacturerName() const override {
return "RAK 4631";
}
void reboot() override {
NVIC_SystemReset();
}
bool startOTAUpdate(const char* id, char reply[]) override;
};