Faketec board support, including build targets

src/helpers/nrf52/faketecBoard.h

@@ -0,0 +1,61 @@
+#pragma once
+
+#include <MeshCore.h>
+#include <Arduino.h>
+
+#define P_LORA_NSS D13 
+#define P_LORA_DIO_1 D11
+#define P_LORA_RESET D10
+#define P_LORA_BUSY  D16
+#define P_LORA_MISO  D15
+#define P_LORA_SCLK  D12
+#define P_LORA_MOSI  D14
+#define SX126X_POWER_EN EXT_VCC
+
+#define SX126X_DIO2_AS_RF_SWITCH  true
+#define SX126X_DIO3_TCXO_VOLTAGE   1.8
+
+#define  PIN_VBAT_READ PIN_A2
+#define  ADC_MULTIPLIER   (1.815) // dependent on voltage divider resistors. TODO: more accurate battery tracking
+
+class faketecBoard : public mesh::MainBoard {
+protected:
+  uint8_t startup_reason;
+
+public:
+  void begin() {
+    // for future use, sub-classes SHOULD call this from their begin()
+    startup_reason = BD_STARTUP_NORMAL;
+
+    pinMode(PIN_VBAT_READ, INPUT);
+
+    pinMode(SX126X_POWER_EN, OUTPUT);
+    digitalWrite(SX126X_POWER_EN, HIGH);
+    delay(10);   // give sx1262 some time to power up
+  }
+
+  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);
+  }
+
+  const char* getManufacturerName() const override {
+    return "Faketec DIY";
+  }
+
+  void reboot() override {
+    NVIC_SystemReset();
+  }
+
+  bool startOTAUpdate() override;
+};