240 lines
6.6 KiB
C
240 lines
6.6 KiB
C
/**
|
||
******************************************************************************
|
||
* @file main.c
|
||
* @author fire
|
||
* @version V1.0
|
||
* @date 2019-xx-xx
|
||
* @brief RTC驱动
|
||
******************************************************************************
|
||
* @attention
|
||
*
|
||
* 实验平台:野火 STM32H743 开发板
|
||
* 论坛 :http://www.firebbs.cn
|
||
* 淘宝 :http://firestm32.taobao.com
|
||
*
|
||
******************************************************************************
|
||
*/
|
||
|
||
#include "stm32h7xx.h"
|
||
#include "./RTC/bsp_rtc.h"
|
||
#include "./usart/bsp_usart.h"
|
||
#include "./lcd/bsp_lcd.h"
|
||
#include "./led/bsp_led.h"
|
||
#include "./beep/bsp_beep.h"
|
||
|
||
RTC_HandleTypeDef Rtc_Handle;
|
||
__IO uint8_t Alarmflag =0;
|
||
/**
|
||
* @brief 设置时间和日期
|
||
* @param 无
|
||
* @retval 无
|
||
*/
|
||
void RTC_TimeAndDate_Set(void)
|
||
{
|
||
RTC_DateTypeDef RTC_DateStructure;
|
||
RTC_TimeTypeDef RTC_TimeStructure;
|
||
// 初始化时间
|
||
RTC_TimeStructure.TimeFormat = RTC_H12_AMorPM;
|
||
RTC_TimeStructure.Hours = HOURS;
|
||
RTC_TimeStructure.Minutes = MINUTES;
|
||
RTC_TimeStructure.Seconds = SECONDS;
|
||
RTC_TimeStructure.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
|
||
RTC_TimeStructure.StoreOperation = RTC_STOREOPERATION_RESET;
|
||
HAL_RTC_SetTime(&Rtc_Handle,&RTC_TimeStructure, RTC_FORMAT_BIN);
|
||
// 初始化日期
|
||
RTC_DateStructure.WeekDay = WEEKDAY;
|
||
RTC_DateStructure.Date = DATE;
|
||
RTC_DateStructure.Month = MONTH;
|
||
RTC_DateStructure.Year = YEAR;
|
||
HAL_RTC_SetDate(&Rtc_Handle,&RTC_DateStructure, RTC_FORMAT_BIN);
|
||
|
||
HAL_RTCEx_BKUPWrite(&Rtc_Handle,RTC_BKP_DRX, RTC_BKP_DATA);
|
||
}
|
||
|
||
/**
|
||
* @brief 显示时间和日期
|
||
* @param 无
|
||
* @retval 无
|
||
*/
|
||
void RTC_TimeAndDate_Show(void)
|
||
{
|
||
uint8_t Rtctmp=0;
|
||
char LCDTemp[100];
|
||
RTC_TimeTypeDef RTC_TimeStructure;
|
||
RTC_DateTypeDef RTC_DateStructure;
|
||
|
||
|
||
while(1)
|
||
{
|
||
// 获取日历
|
||
HAL_RTC_GetTime(&Rtc_Handle, &RTC_TimeStructure, RTC_FORMAT_BIN);
|
||
HAL_RTC_GetDate(&Rtc_Handle, &RTC_DateStructure, RTC_FORMAT_BIN);
|
||
|
||
// 每秒打印一次
|
||
if(Rtctmp != RTC_TimeStructure.Seconds)
|
||
{
|
||
// 打印日期
|
||
printf("The Date : Y:20%0.2d - M:%0.2d - D:%0.2d - W:%0.2d\r\n",
|
||
RTC_DateStructure.Year,
|
||
RTC_DateStructure.Month,
|
||
RTC_DateStructure.Date,
|
||
RTC_DateStructure.WeekDay);
|
||
|
||
//液晶显示日期
|
||
//先把要显示的数据用sprintf函数转换为字符串，然后才能用液晶显示函数显示
|
||
sprintf(LCDTemp,"The Date : Y:20%0.2d - M:%0.2d - D:%0.2d - W:%0.2d",
|
||
RTC_DateStructure.Year,
|
||
RTC_DateStructure.Month,
|
||
RTC_DateStructure.Date,
|
||
RTC_DateStructure.WeekDay);
|
||
|
||
LCD_SetColors(LCD_COLOR_RED,LCD_COLOR_BLACK);
|
||
LCD_DisplayStringLine_EN_CH(8,(uint8_t *)LCDTemp);
|
||
|
||
// 打印时间
|
||
printf("The Time : %0.2d:%0.2d:%0.2d \r\n\r\n",
|
||
RTC_TimeStructure.Hours,
|
||
RTC_TimeStructure.Minutes,
|
||
RTC_TimeStructure.Seconds);
|
||
|
||
//液晶显示时间
|
||
sprintf(LCDTemp,"The Time : %0.2d:%0.2d:%0.2d",
|
||
RTC_TimeStructure.Hours,
|
||
RTC_TimeStructure.Minutes,
|
||
RTC_TimeStructure.Seconds);
|
||
|
||
LCD_DisplayStringLine_EN_CH(10,(uint8_t *)LCDTemp);
|
||
|
||
// (void)RTC->DR;
|
||
|
||
if(Alarmflag)
|
||
{
|
||
Alarmflag++;
|
||
if(Alarmflag < 30)
|
||
{
|
||
LED2_TOGGLE;
|
||
BEEP_TOGGLE;
|
||
}
|
||
else
|
||
Alarmflag = 30;
|
||
}
|
||
}
|
||
Rtctmp = RTC_TimeStructure.Seconds;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* @brief RTC配置：选择RTC时钟源，设置RTC_CLK的分频系数
|
||
* @param 无
|
||
* @retval 无
|
||
*/
|
||
void RTC_CLK_Config(void)
|
||
{
|
||
RCC_OscInitTypeDef RCC_OscInitStruct;
|
||
RCC_PeriphCLKInitTypeDef PeriphClkInitStruct;
|
||
|
||
// 配置RTC外设
|
||
Rtc_Handle.Instance = RTC;
|
||
|
||
/*使能 PWR 时钟*/
|
||
__HAL_RCC_RTC_ENABLE();
|
||
/* PWR_CR:DBF置1，使能RTC、RTC备份寄存器和备份SRAM的访问 */
|
||
HAL_PWR_EnableBkUpAccess();
|
||
|
||
#if defined (RTC_CLOCK_SOURCE_LSI)
|
||
/* 使用LSI作为RTC时钟源会有误差
|
||
* 默认选择LSE作为RTC的时钟源
|
||
*/
|
||
/* 初始化LSI */
|
||
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSI;
|
||
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
|
||
RCC_OscInitStruct.LSIState = RCC_LSI_ON;
|
||
RCC_OscInitStruct.LSEState = RCC_LSE_OFF;
|
||
HAL_RCC_OscConfig(&RCC_OscInitStruct);
|
||
/* 选择LSI做为RTC的时钟源 */
|
||
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC;
|
||
PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSI;
|
||
HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct);
|
||
|
||
#elif defined (RTC_CLOCK_SOURCE_LSE)
|
||
/* 初始化LSE */
|
||
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSE;
|
||
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
|
||
RCC_OscInitStruct.LSEState = RCC_LSE_ON;
|
||
RCC_OscInitStruct.LSIState = RCC_LSI_OFF;
|
||
HAL_RCC_OscConfig(&RCC_OscInitStruct);
|
||
/* 选择LSE做为RTC的时钟源 */
|
||
PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC;
|
||
PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
|
||
HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct);
|
||
|
||
/* Configures the External Low Speed oscillator (LSE) drive capability */
|
||
__HAL_RCC_LSEDRIVE_CONFIG(RCC_LSEDRIVE_HIGH);
|
||
|
||
#endif /* RTC_CLOCK_SOURCE_LSI */
|
||
|
||
/* 使能RTC时钟 */
|
||
__HAL_RCC_RTC_ENABLE();
|
||
|
||
/* 等待 RTC APB 寄存器同步 */
|
||
HAL_RTC_WaitForSynchro(&Rtc_Handle);
|
||
|
||
/*=====================初始化同步/异步预分频器的值======================*/
|
||
/* 驱动日历的时钟ck_spare = LSE/[(255+1)*(127+1)] = 1HZ */
|
||
|
||
/* 设置异步预分频器的值 */
|
||
Rtc_Handle.Init.AsynchPrediv = ASYNCHPREDIV;
|
||
/* 设置同步预分频器的值 */
|
||
Rtc_Handle.Init.SynchPrediv = SYNCHPREDIV;
|
||
Rtc_Handle.Init.HourFormat = RTC_H12_AMorPM;
|
||
/* 用RTC_InitStructure的内容初始化RTC寄存器 */
|
||
if (HAL_RTC_Init(&Rtc_Handle) != HAL_OK)
|
||
{
|
||
printf("\n\r RTC 时钟初始化失败 \r\n");
|
||
}
|
||
}
|
||
|
||
/*
|
||
* 要使能 RTC 闹钟中断，需按照以下顺序操作：
|
||
* 1. 配置 NVIC 中的 RTC_Alarm IRQ 通道并将其使能。
|
||
* 2. 配置 RTC 以生成 RTC 闹钟（闹钟 A 或闹钟 B）。
|
||
*
|
||
*
|
||
*/
|
||
void RTC_AlarmSet(void)
|
||
{
|
||
RTC_AlarmTypeDef RTC_AlarmStructure;
|
||
|
||
/* RTC 闹钟中断配置 */
|
||
__HAL_RCC_SYSCFG_CLK_ENABLE();
|
||
HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_2);
|
||
/* EXTI 配置 */
|
||
HAL_NVIC_SetPriority(RTC_Alarm_IRQn, 0, 0);
|
||
/* 使能RTC闹钟中断 */
|
||
HAL_NVIC_EnableIRQ(RTC_Alarm_IRQn);
|
||
|
||
/* 设置闹钟时间 */
|
||
RTC_AlarmStructure.Alarm = RTC_Alarm_X;
|
||
RTC_AlarmStructure.AlarmTime.TimeFormat = RTC_H12_AMorPM;
|
||
RTC_AlarmStructure.AlarmTime.Hours = ALARM_HOURS;
|
||
RTC_AlarmStructure.AlarmTime.Minutes = ALARM_MINUTES;
|
||
RTC_AlarmStructure.AlarmTime.Seconds = ALARM_SECONDS;
|
||
RTC_AlarmStructure.AlarmMask = ALARM_MASK;
|
||
RTC_AlarmStructure.AlarmDateWeekDaySel = ALARM_DATE_WEEKDAY_SEL;
|
||
RTC_AlarmStructure.AlarmDateWeekDay = ALARM_DATE_WEEKDAY;
|
||
|
||
HAL_RTC_SetAlarm_IT(&Rtc_Handle, &RTC_AlarmStructure, RTC_FORMAT_BIN);
|
||
}
|
||
|
||
/**
|
||
* @brief Alarm callback
|
||
* @param hrtc : RTC handle
|
||
* @retval None
|
||
*/
|
||
void HAL_RTC_AlarmAEventCallback(RTC_HandleTypeDef *hrtc)
|
||
{
|
||
/* 闹钟时间到，蜂鸣器标志位置1 */
|
||
Alarmflag = 1;
|
||
}
|
||
/**********************************END OF FILE*************************************/
|