STM32F767 RTC 闹钟中断

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已于 2022-12-01 21:52:25 修改

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分类专栏： STM32 文章标签： stm32 单片机 arm

于 2022-01-16 20:02:13 首次发布

本文链接：https://blog.youkuaiyun.com/smallerlang/article/details/122527699

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/* Includes ------------------------------------------------------------------*/
#include "main.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */

#include "delay.h"
#include "bsp_lcd.h"
#include "bsp_printf.h"
#include "bsp_sdram.h"
#include "bsp_malloc.h"
#include "bsp_ftl.h"
#include "bsp_nand.h"
#include "bsp_key.h"
#include "bsp_sdmmc.h"
#include "bsp_rtc.h"

/* USER CODE END Includes */

/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */

/* USER CODE END PTD */

/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
/* USER CODE END PD */

/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */

uint16_t FBuffer[LCD_WIDTH*LCD_HEIGHT] __attribute__((at(0xC0000000)));
uint32_t POINT_COLOR;		//画笔颜色
uint32_t BACK_COLOR;  	//背景色 
uint8_t rx_done;
uint8_t tx_done;

/* USER CODE END PM */

/* Private variables ---------------------------------------------------------*/

DMA2D_HandleTypeDef hdma2d;

LTDC_HandleTypeDef hltdc;

RTC_HandleTypeDef hrtc;

SD_HandleTypeDef hsd1;
DMA_HandleTypeDef hdma_sdmmc1_rx;
DMA_HandleTypeDef hdma_sdmmc1_tx;

UART_HandleTypeDef huart1;

NAND_HandleTypeDef hnand1;
SDRAM_HandleTypeDef hsdram1;

/* USER CODE BEGIN PV */


/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
static void MX_GPIO_Init(void);
static void MX_FMC_Init(void);
static void MX_LTDC_Init(void);
static void MX_DMA2D_Init(void);
static void MX_USART1_UART_Init(void);
static void MX_DMA_Init(void);
static void MX_SDMMC1_SD_Init(void);
static void MX_RTC_Init(void);
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */

//通过串口打印SD卡相关信息
void show_sdcard_info(void)
{
	HAL_SD_CardCIDTypeDef cid;
	
	switch(hsd1.SdCard.CardVersion)
	{
		case CARD_V1_X:printf("Card Version:CARD_V1_X\r\n");break;
		case CARD_V2_X:printf("Card Version:CARD_V2_X\r\n");break;
		
	}	
	switch(hsd1.SdCard.CardType)
	{
		case CARD_SDSC:printf("Card Type:CARD_SDSC\r\n");break;
		case CARD_SDHC_SDXC:printf("Card Type:CARD_SDHC_SDXC\r\n");break;
		case CARD_SECURED:printf("Card Type:CARD_SECURED\r\n");break;
	}
	
	if(HAL_OK != HAL_SD_GetCardCID(&hsd1, &cid))
	{
		Error_Handler();
	}
	
  printf("Card ManufacturerID:%d\r\n",cid.ManufacturerID);	//制造商ID
 	printf("Card RCA:%d\r\n",hsd1.SdCard.RelCardAdd );								//卡相对地址
	printf("Card Capacity:%d MB\r\n",(uint32_t)(((uint64_t)hsd1.SdCard.BlockNbr*hsd1.SdCard.BlockSize)>>20));	//显示容量
 	printf("Card BlockSize:%d\r\n\r\n",hsd1.SdCard.BlockSize);			//显示块大小
	printf("Card LogBlockNbr:%d\r\n\r\n",hsd1.SdCard.LogBlockNbr);
	printf("Card LogBlockSize:%d\r\n\r\n",hsd1.SdCard.LogBlockSize);
}


/* USER CODE END 0 */

/**
  * @brief  The application entry point.
  * @retval int
  */
int main(void)
{
  /* USER CODE BEGIN 1 */

  /* USER CODE END 1 */

  /* MCU Configuration--------------------------------------------------------*/

  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();

  /* USER CODE BEGIN Init */

  /* USER CODE END Init */

  /* Configure the system clock */
  SystemClock_Config();

  /* USER CODE BEGIN SysInit */
	
//	SCB_EnableICache();//使能I-Cache
//	SCB_EnableDCache();//使能D-Cache    
//	SCB->CACR|=1<<2;   //强制D-Cache透写,如不开启,实际使用中可能遇到各种问题
	
  /* USER CODE END SysInit */

  /* Initialize all configured peripherals */
  MX_GPIO_Init();
  MX_FMC_Init();
  MX_LTDC_Init();
  MX_DMA2D_Init();
  MX_USART1_UART_Init();
  MX_DMA_Init();
  MX_SDMMC1_SD_Init();
  MX_RTC_Init();
  /* USER CODE BEGIN 2 */
	
	//HAL_GPIO_WritePin(GPIOF, GPIO_PIN_6|GPIO_PIN_7, GPIO_PIN_SET);
	
	delay_init(216);
	delay_ms(5000);
	HAL_GPIO_WritePin(GPIOB, GPIO_PIN_1, GPIO_PIN_RESET);
	HAL_GPIO_WritePin(GPIOB, GPIO_PIN_0, GPIO_PIN_RESET);
	HAL_GPIO_WritePin(GPIOB, GPIO_PIN_5, GPIO_PIN_SET);
	
	Sdram_Init_Sequence();
	my_mem_init(SRAMIN);            //初始化内部内存池
	my_mem_init(SRAMEX);            //初始化外部SDRAM内存池
	
  /* USER CODE END 2 */

  /* Infinite loop */
  /* USER CODE BEGIN WHILE */
	uint8_t key;	
	uint8_t *buf;
	uint32_t sd_size;
	uint32_t i;
	uint8_t t=0;
	uint8_t tbuf[40];
	RTC_TimeTypeDef sTime;
	RTC_DateTypeDef sDate;
	
	show_sdcard_info();	//打印SD卡相关信息
	POINT_COLOR=BLUE;	//设置字体为蓝色 
	BACK_COLOR = WHITE;
	LTDC_Clear(WHITE);
//	LCD_ShowString(30,150,200,16,16,"SD Card OK    ");
//	LCD_ShowString(30,170,200,16,16,"SD Card Size:     MB");
//	LCD_ShowNum(30+13*8,170,(uint32_t)(((uint64_t)hsd1.SdCard.BlockNbr*hsd1.SdCard.BlockSize)>>20),5,16);//显示SD卡容量	

//HAL_StatusTypeDef HAL_RTCEx_SetWakeUpTimer_IT(RTC_HandleTypeDef *hrtc, uint32_t WakeUpCounter, uint32_t WakeUpClock);
//	HAL_RTCEx_SetWakeUpTimer_IT(&hrtc, uint32_t WakeUpCounter, uint32_t WakeUpClock);
//	RTC_Set_WakeUp(RTC_WAKEUPCLOCK_CK_SPRE_16BITS,0); //??WAKE UP??,1??????  

  while (1)
  {
		
		t++;
		if((t%10)==0)	//每100ms更新一次显示数据
		{
			HAL_RTC_GetTime(&hrtc,&sTime,RTC_FORMAT_BIN);
			sprintf((char*)tbuf,"Time:%02d:%02d:%02d",sTime.Hours,sTime.Minutes,sTime.Seconds); 
			LCD_ShowString(30,140,210,16,16,tbuf);	
			HAL_RTC_GetDate(&hrtc,&sDate,RTC_FORMAT_BIN);
			sprintf((char*)tbuf,"Date:20%02d-%02d-%02d",sDate.Year,sDate.Month,sDate.Date); 
			LCD_ShowString(30,160,210,16,16,tbuf);	
			sprintf((char*)tbuf,"Week:%d",sDate.WeekDay); 
			LCD_ShowString(30,180,210,16,16,tbuf);
		} 

    delay_ms(10);

    /* USER CODE END WHILE */

    /* USER CODE BEGIN 3 */
		
  }
  /* USER CODE END 3 */
}

/**
  * @brief System Clock Configuration
  * @retval None
  */
void SystemClock_Config(void)
{
  RCC_OscInitTypeDef RCC_OscInitStruct = {0};
  RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
  RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};

  /** Configure LSE Drive Capability
  */
  HAL_PWR_EnableBkUpAccess();
  __HAL_RCC_LSEDRIVE_CONFIG(RCC_LSEDRIVE_LOW);
  /** Configure the main internal regulator output voltage
  */
  __HAL_RCC_PWR_CLK_ENABLE();
  __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
  /** Initializes the RCC Oscillators according to the specified parameters
  * in the RCC_OscInitTypeDef structure.
  */
  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE|RCC_OSCILLATORTYPE_LSE;
  RCC_OscInitStruct.HSEState = RCC_HSE_ON;
  RCC_OscInitStruct.LSEState = RCC_LSE_ON;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
  RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
  RCC_OscInitStruct.PLL.PLLM = 25;
  RCC_OscInitStruct.PLL.PLLN = 432;
  RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
  RCC_OscInitStruct.PLL.PLLQ = 9;
  RCC_OscInitStruct.PLL.PLLR = 2;
  if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  {
    Error_Handler();
  }
  /** Activate the Over-Drive mode
  */
  if (HAL_PWREx_EnableOverDrive() != HAL_OK)
  {
    Error_Handler();
  }
  /** Initializes the CPU, AHB and APB buses clocks
  */
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                              |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
  RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;

  if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_7) != HAL_OK)
  {
    Error_Handler();
  }
  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_LTDC|RCC_PERIPHCLK_RTC
                              |RCC_PERIPHCLK_USART1|RCC_PERIPHCLK_SDMMC1
                              |RCC_PERIPHCLK_CLK48;
  PeriphClkInitStruct.PLLSAI.PLLSAIN = 288;
  PeriphClkInitStruct.PLLSAI.PLLSAIR = 4;
  PeriphClkInitStruct.PLLSAI.PLLSAIQ = 2;
  PeriphClkInitStruct.PLLSAI.PLLSAIP = RCC_PLLSAIP_DIV2;
  PeriphClkInitStruct.PLLSAIDivQ = 1;
  PeriphClkInitStruct.PLLSAIDivR = RCC_PLLSAIDIVR_8;
  PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
  PeriphClkInitStruct.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK2;
  PeriphClkInitStruct.Clk48ClockSelection = RCC_CLK48SOURCE_PLL;
  PeriphClkInitStruct.Sdmmc1ClockSelection = RCC_SDMMC1CLKSOURCE_CLK48;
  if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
  {
    Error_Handler();
  }
  /** Enables the Clock Security System
  */
  HAL_RCC_EnableCSS();
}

/**
  * @brief RTC Initialization Function
  * @param None
  * @retval None
  */
static void MX_RTC_Init(void)
{

  /* USER CODE BEGIN RTC_Init 0 */

  /* USER CODE END RTC_Init 0 */

  RTC_TimeTypeDef sTime = {0};
  RTC_DateTypeDef sDate = {0};
  RTC_AlarmTypeDef sAlarm = {0};

  /* USER CODE BEGIN RTC_Init 1 */

  /* USER CODE END RTC_Init 1 */
  /** Initialize RTC Only
  */
  hrtc.Instance = RTC;
  hrtc.Init.HourFormat = RTC_HOURFORMAT_24;
  hrtc.Init.AsynchPrediv = 127;
  hrtc.Init.SynchPrediv = 255;
  hrtc.Init.OutPut = RTC_OUTPUT_DISABLE;
  hrtc.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
  hrtc.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
  if (HAL_RTC_Init(&hrtc) != HAL_OK)
  {
    Error_Handler();
  }

  /* USER CODE BEGIN Check_RTC_BKUP */

  /* USER CODE END Check_RTC_BKUP */

  /** Initialize RTC and set the Time and Date
  */
  sTime.Hours = 0;
  sTime.Minutes = 0;
  sTime.Seconds = 0;
  sTime.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
  sTime.StoreOperation = RTC_STOREOPERATION_RESET;
  if (HAL_RTC_SetTime(&hrtc, &sTime, RTC_FORMAT_BIN) != HAL_OK)
  {
    Error_Handler();
  }
  sDate.WeekDay = RTC_WEEKDAY_MONDAY;
  sDate.Month = RTC_MONTH_JANUARY;
  sDate.Date = 1;
  sDate.Year = 0;
  if (HAL_RTC_SetDate(&hrtc, &sDate, RTC_FORMAT_BIN) != HAL_OK)
  {
    Error_Handler();
  }
  /** Enable the Alarm A
  */
  sAlarm.AlarmTime.Hours = 0;
  sAlarm.AlarmTime.Minutes = 1;
  sAlarm.AlarmTime.Seconds = 0;
  sAlarm.AlarmTime.SubSeconds = 0;
  sAlarm.AlarmTime.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
  sAlarm.AlarmTime.StoreOperation = RTC_STOREOPERATION_RESET;
  sAlarm.AlarmMask = RTC_ALARMMASK_NONE;
  sAlarm.AlarmSubSecondMask = RTC_ALARMSUBSECONDMASK_ALL;
  sAlarm.AlarmDateWeekDaySel = RTC_ALARMDATEWEEKDAYSEL_DATE;
  sAlarm.AlarmDateWeekDay = 1;
  sAlarm.Alarm = RTC_ALARM_A;
  if (HAL_RTC_SetAlarm_IT(&hrtc, &sAlarm, RTC_FORMAT_BIN) != HAL_OK)
  {
    Error_Handler();
  }
  /* USER CODE BEGIN RTC_Init 2 */
	
//	if(HAL_RTCEx_BKUPRead(&hrtc,RTC_BKP_DR0)!=0X5050)//是否第一次配置
//	{ 
//		RTC_Set_Time(23,59,56,RTC_HOURFORMAT12_PM);	        //设置时间 ,根据实际时间修改
//		RTC_Set_Date(15,12,27,7);		                    //设置日期
//		//HAL_PWR_EnableBkUpAccess();
//		HAL_RTCEx_BKUPWrite(&hrtc,RTC_BKP_DR0,0X5050);//标记已经初始化过了
//		//HAL_PWR_DisableBkUpAccess();
//	}

  /* USER CODE END RTC_Init 2 */

}

/**
  * @brief This function handles RTC alarms (A and B) interrupt through EXTI line 17.
  */
void RTC_Alarm_IRQHandler(void)
{
  /* USER CODE BEGIN RTC_Alarm_IRQn 0 */

  /* USER CODE END RTC_Alarm_IRQn 0 */
  HAL_RTC_AlarmIRQHandler(&hrtc);
  /* USER CODE BEGIN RTC_Alarm_IRQn 1 */

  /* USER CODE END RTC_Alarm_IRQn 1 */
}

/**
  * @brief  Alarm A callback.
  * @param  hrtc pointer to a RTC_HandleTypeDef structure that contains
  *                the configuration information for RTC.
  * @retval None
  */
void HAL_RTC_AlarmAEventCallback(RTC_HandleTypeDef *hrtc)
{
	HAL_GPIO_TogglePin(GPIOB, GPIO_PIN_1);
}