lora_bl/Core/Src/RTC_SLEEP.c

//
// Created by EDZ on 25-9-16.
//

#include "../Inc/RTC_SLEEP.h"
RTC_TimeTypeDef SOS_key_struct =  {0};
RTC_TimeTypeDef JUGE_key_struct = {0};
RTC_TimeTypeDef Online_struct = {0};
RTC_TimeTypeDef SOS_struct = {0};
RTC_TimeTypeDef IDLE_struct = {0};

// 单独的RTC时间和日期设置函数
void RTC_SetDateTime(RTC_HandleTypeDef *hrtc, uint8_t hours, uint8_t minutes, uint8_t seconds,
                     uint8_t weekday, uint8_t month, uint8_t date, uint8_t year) {
    RTC_TimeTypeDef sTime = {0};
    RTC_DateTypeDef sDate = {0};

    // 设置时间
    sTime.Hours = hours;
    sTime.Minutes = minutes;
    sTime.Seconds = seconds;
    HAL_RTC_SetTime(hrtc, &sTime, RTC_FORMAT_BCD);

    // 设置日期
    sDate.WeekDay = weekday;
    sDate.Month = month;
    sDate.Date = date;
    sDate.Year = year;
    HAL_RTC_SetDate(hrtc, &sDate, RTC_FORMAT_BCD);
}

// 读取RTC当前时间和日期
void RTC_GetDateTime(RTC_HandleTypeDef *hrtc, RTC_DateTimeTypeDef *datetime) {
    RTC_TimeTypeDef sTime = {0};
    RTC_DateTypeDef sDate = {0};

    // 读取当前时间
    HAL_RTC_GetTime(hrtc, &sTime, RTC_FORMAT_BCD);
    // 读取当前日期
    HAL_RTC_GetDate(hrtc, &sDate, RTC_FORMAT_BCD);

    // 存储到自定义结构体中
    datetime->hours = sTime.Hours;
    datetime->minutes = sTime.Minutes;
    datetime->seconds = sTime.Seconds;
    datetime->weekday = sDate.WeekDay;
    datetime->month = sDate.Month;
    datetime->date = sDate.Date;
    datetime->year = sDate.Year;
}

void RTC_Sleep_Enter_Fun() {
    /* 调用独立的函数设置初始时间 */
    RTC_SetDateTime(&hrtc, 0x12, 0x00, 0x00,
                   RTC_WEEKDAY_MONDAY, RTC_MONTH_SEPTEMBER, 0x16, 0x25);

    /* 获取当前时间用于设置闹钟 */
    RTC_TimeTypeDef currentTime = {0};
    HAL_RTC_GetTime(&hrtc, &currentTime, RTC_FORMAT_BCD);

    /* 设置闹钟：50秒后触发 */
    RTC_AlarmTypeDef sAlarm = {0};
    sAlarm.AlarmTime.Hours = currentTime.Hours;
    sAlarm.AlarmTime.Minutes = currentTime.Minutes;
    sAlarm.AlarmTime.Seconds = (currentTime.Seconds + 50) % 60;
    sAlarm.Alarm = RTC_ALARM_A;

    HAL_RTC_SetAlarm_IT(&hrtc, &sAlarm, RTC_FORMAT_BCD);

    /* 进入 STANDBY 模式 */
    __HAL_PWR_CLEAR_FLAG(PWR_FLAG_WU);               // 清除唤醒标志
    HAL_PWR_EnterSTANDBYMode();                      // MCU 进入 STANDBY

    // MCU 唤醒后会从 main() 重新开始运行
}