63 lines
1.4 KiB
C++
63 lines
1.4 KiB
C++
#pragma once
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#include <MeshCore.h>
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#include <Arduino.h>
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// LoRa radio module pins for Heltec T114
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#define P_LORA_DIO_1 20
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#define P_LORA_NSS 24
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#define P_LORA_RESET 25
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#define P_LORA_BUSY 17
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#define P_LORA_SCLK 19
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#define P_LORA_MISO 23
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#define P_LORA_MOSI 22
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#define SX126X_POWER_EN 37
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#define SX126X_DIO2_AS_RF_SWITCH true
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#define SX126X_DIO3_TCXO_VOLTAGE 1.8
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// built-ins
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#define PIN_VBAT_READ 4
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#define ADC_MULTIPLIER (3 * 1.73 * 1.187 * 1000)
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class T114Board : public mesh::MainBoard {
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protected:
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uint8_t startup_reason;
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public:
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void begin();
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uint8_t getStartupReason() const override { return startup_reason; }
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#if defined(P_LORA_TX_LED)
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void onBeforeTransmit() override {
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digitalWrite(P_LORA_TX_LED, LOW); // turn TX LED on
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}
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void onAfterTransmit() override {
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digitalWrite(P_LORA_TX_LED, HIGH); // turn TX LED off
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}
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#endif
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#define BATTERY_SAMPLES 8
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uint16_t getBattMilliVolts() override {
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analogReadResolution(12);
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uint32_t raw = 0;
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for (int i = 0; i < BATTERY_SAMPLES; i++) {
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raw += analogRead(PIN_VBAT_READ);
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}
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raw = raw / BATTERY_SAMPLES;
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return (ADC_MULTIPLIER * raw) / 4096;
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}
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const char* getManufacturerName() const override {
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return "Heltec T114";
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}
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void reboot() override {
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NVIC_SystemReset();
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}
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bool startOTAUpdate() override;
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};
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