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moved HeltecV3Board.h to variant folder

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recrof 2025-10-11 21:52:48 +02:00
parent da52d08168
commit c4a2b13930
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109
src/helpers/HeltecV3Board.h
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#pragma once
#include <Arduino.h>
#include <helpers/RefCountedDigitalPin.h>
// LoRa radio module pins for Heltec V3
// Also for Heltec Wireless Tracker/Paper
#define P_LORA_DIO_1 14
#define P_LORA_NSS 8
#define P_LORA_RESET RADIOLIB_NC
#define P_LORA_BUSY 13
#define P_LORA_SCLK 9
#define P_LORA_MISO 11
#define P_LORA_MOSI 10
// built-ins
#ifndef PIN_VBAT_READ // set in platformio.ini for boards like Heltec Wireless Paper (20)
#define PIN_VBAT_READ 1
#endif
#ifndef PIN_ADC_CTRL // set in platformio.ini for Heltec Wireless Tracker (2)
#define PIN_ADC_CTRL 37
#endif
#define PIN_ADC_CTRL_ACTIVE LOW
#define PIN_ADC_CTRL_INACTIVE HIGH
//#define PIN_LED_BUILTIN 35
#include "ESP32Board.h"
#include <driver/rtc_io.h>
class HeltecV3Board : public ESP32Board {
private:
bool adc_active_state;
public:
RefCountedDigitalPin periph_power;
HeltecV3Board() : periph_power(PIN_VEXT_EN) { }
void begin() {
ESP32Board::begin();
// Auto-detect correct ADC_CTRL pin polarity (different for boards >3.2)
pinMode(PIN_ADC_CTRL, INPUT);
adc_active_state = !digitalRead(PIN_ADC_CTRL);
pinMode(PIN_ADC_CTRL, OUTPUT);
digitalWrite(PIN_ADC_CTRL, !adc_active_state); // Initially inactive
periph_power.begin();
esp_reset_reason_t reason = esp_reset_reason();
if (reason == ESP_RST_DEEPSLEEP) {
long wakeup_source = esp_sleep_get_ext1_wakeup_status();
if (wakeup_source & (1 << P_LORA_DIO_1)) { // received a LoRa packet (while in deep sleep)
startup_reason = BD_STARTUP_RX_PACKET;
}
rtc_gpio_hold_dis((gpio_num_t)P_LORA_NSS);
rtc_gpio_deinit((gpio_num_t)P_LORA_DIO_1);
}
}
void enterDeepSleep(uint32_t secs, int pin_wake_btn = -1) {
esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_PERIPH, ESP_PD_OPTION_ON);
// Make sure the DIO1 and NSS GPIOs are hold on required levels during deep sleep
rtc_gpio_set_direction((gpio_num_t)P_LORA_DIO_1, RTC_GPIO_MODE_INPUT_ONLY);
rtc_gpio_pulldown_en((gpio_num_t)P_LORA_DIO_1);
rtc_gpio_hold_en((gpio_num_t)P_LORA_NSS);
if (pin_wake_btn < 0) {
esp_sleep_enable_ext1_wakeup( (1L << P_LORA_DIO_1), ESP_EXT1_WAKEUP_ANY_HIGH); // wake up on: recv LoRa packet
} else {
esp_sleep_enable_ext1_wakeup( (1L << P_LORA_DIO_1) | (1L << pin_wake_btn), ESP_EXT1_WAKEUP_ANY_HIGH); // wake up on: recv LoRa packet OR wake btn
}
if (secs > 0) {
esp_sleep_enable_timer_wakeup(secs * 1000000);
}
// Finally set ESP32 into sleep
esp_deep_sleep_start(); // CPU halts here and never returns!
}
void powerOff() override {
enterDeepSleep(0);
}
uint16_t getBattMilliVolts() override {
analogReadResolution(10);
digitalWrite(PIN_ADC_CTRL, adc_active_state);
uint32_t raw = 0;
for (int i = 0; i < 8; i++) {
raw += analogRead(PIN_VBAT_READ);
}
raw = raw / 8;
digitalWrite(PIN_ADC_CTRL, !adc_active_state);
return (5.42 * (3.3 / 1024.0) * raw) * 1000;
}
const char* getManufacturerName() const override {
return "Heltec V3";
}
};