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xiao c3: migrated to esm, added missing roles, cleanup

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recrof 2025-10-11 18:32:02 +02:00
parent da52d08168
commit 4dc3dda2d8
4 changed files with 61 additions and 23 deletions
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117
src/helpers/XiaoC3Board.h
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#pragma once
#include <helpers/ESP32Board.h>
#include <Arduino.h>
// LoRa radio module pins for custom Seeduino XiaoC3 build
// #define P_LORA_SCLK D8
// #define P_LORA_MISO D9
// #define P_LORA_MOSI D10
#include <driver/rtc_io.h>
#include <driver/uart.h>
class XiaoC3Board : public ESP32Board {
public:
void begin() {
ESP32Board::begin();
esp_reset_reason_t reason = esp_reset_reason();
if (reason == ESP_RST_DEEPSLEEP) {
long wakeup_source = esp_sleep_get_gpio_wakeup_status(); // 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;
}
#if defined(LORA_TX_BOOST_PIN)
gpio_hold_dis((gpio_num_t) LORA_TX_BOOST_PIN);
gpio_deep_sleep_hold_dis();
#endif
}
#ifdef PIN_VBAT_READ
// battery read support
pinMode(PIN_VBAT_READ, INPUT);
#endif
#ifdef LORA_TX_BOOST_PIN
pinMode(LORA_TX_BOOST_PIN, OUTPUT);
digitalWrite(LORA_TX_BOOST_PIN, HIGH);
#endif
#ifdef P_LORA_TX_LED
pinMode(P_LORA_TX_LED, OUTPUT);
digitalWrite(P_LORA_TX_LED, LOW);
#endif
}
void enterDeepSleep(uint32_t secs, int8_t wake_pin = -1) {
gpio_set_direction(gpio_num_t(P_LORA_DIO_1), GPIO_MODE_INPUT);
if (wake_pin >= 0) {
gpio_set_direction((gpio_num_t)wake_pin, GPIO_MODE_INPUT);
}
//hold disable, isolate and power domain config functions may be unnecessary
//gpio_deep_sleep_hold_dis();
//esp_sleep_config_gpio_isolate();
gpio_deep_sleep_hold_en();
#if defined(LORA_TX_BOOST_PIN)
gpio_hold_en((gpio_num_t) LORA_TX_BOOST_PIN);
gpio_deep_sleep_hold_en();
#endif
esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_PERIPH, ESP_PD_OPTION_ON);
if (wake_pin >= 0) {
esp_deep_sleep_enable_gpio_wakeup((1 << P_LORA_DIO_1) | (1 << wake_pin), ESP_GPIO_WAKEUP_GPIO_HIGH);
} else {
esp_deep_sleep_enable_gpio_wakeup(1 << P_LORA_DIO_1, ESP_GPIO_WAKEUP_GPIO_HIGH);
}
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!
}
#if defined(LORA_TX_BOOST_PIN) || defined(P_LORA_TX_LED)
void onBeforeTransmit() override {
#if defined(P_LORA_TX_LED)
digitalWrite(P_LORA_TX_LED, HIGH); // turn TX LED on
#endif
#if defined(LORA_TX_BOOST_PIN)
digitalWrite(LORA_TX_BOOST_PIN, LOW);
delay(5);
#endif
}
void onAfterTransmit() override {
#if defined(LORA_TX_BOOST_PIN)
digitalWrite(LORA_TX_BOOST_PIN, HIGH);
#endif
#if defined(P_LORA_TX_LED)
digitalWrite(P_LORA_TX_LED, LOW); // turn TX LED off
#endif
}
#endif
uint16_t getBattMilliVolts() override {
#ifdef PIN_VBAT_READ
analogReadResolution(10);
uint32_t raw = 0;
for (int i = 0; i < 8; i++) {
raw += analogRead(PIN_VBAT_READ);
}
raw = raw / 8;
return ((5.78 * raw) / 1024.0) * 1000;
#else
return 0; // not supported
#endif
}
const char* getManufacturerName() const override {
return "Xiao C3";
}
};