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/**
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******************************************************************************
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* @file main.c
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* @author MCU Application Team
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* @brief Main program body
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2023 Puya Semiconductor Co.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by Puya under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2016 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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/* Private define ------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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RTC_HandleTypeDef RtcHandle;
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/* Private user code ---------------------------------------------------------*/
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/* Private macro -------------------------------------------------------------*/
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/* Private function prototypes -----------------------------------------------*/
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static void APP_SystemClockConfig(void);
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static void APP_RtcAlarmConfig(void);
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static void APP_RtcTimeShow(void);
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/**
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* @brief Main program.
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* @retval int
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*/
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int main(void)
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{
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/* Reset of all peripherals, Initializes the Systick. */
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HAL_Init();
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/* Configure system clock */
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APP_SystemClockConfig();
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/* Initialize debug USART (used for printf) */
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DEBUG_USART_Config();
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/* RTC initialization */
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RtcHandle.Instance = RTC; /* Select RTC */
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RtcHandle.Init.AsynchPrediv = RTC_AUTO_1_SECOND; /* RTC one second time base automatic calculation */
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RtcHandle.Init.OutPut = RTC_OUTPUTSOURCE_NONE; /* No output on the TAMPER pin */
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if (HAL_RTC_Init(&RtcHandle) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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/* RTC clock configuration */
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APP_RtcAlarmConfig();
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while (1)
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{
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}
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}
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/**
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* @brief RTC event execution function, allowing for the current time through serial port
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* @param hrtc：RTC handle
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* @retval None
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*/
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void HAL_RTCEx_RTCEventCallback(RTC_HandleTypeDef *hrtc)
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{
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printf("RTC_IT_SEC\r\n");
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APP_RtcTimeShow();
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}
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/**
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* @brief Alarm interrupt callback function
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* @param hrtc：RTC handle
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* @retval None
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*/
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void HAL_RTC_AlarmAEventCallback(RTC_HandleTypeDef *hrtc)
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{
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printf("RTC_IT_ALARM\r\n");
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}
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/**
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* @brief RTC alarm clock configuration
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* @param None
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* @retval None
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*/
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static void APP_RtcAlarmConfig(void)
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{
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RTC_DateTypeDef sdatestructure = {0};
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RTC_TimeTypeDef stimestructure = {0};
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RTC_AlarmTypeDef salarmstructure = {0};
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/* Set date: Tuesday, May 21, 2021 */
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sdatestructure.Year = 0x21;
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sdatestructure.Month = 0x05;
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sdatestructure.Date = 0x21;
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sdatestructure.WeekDay = RTC_WEEKDAY_TUESDAY;
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if (HAL_RTC_SetDate(&RtcHandle, &sdatestructure, RTC_FORMAT_BCD) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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/* Set time: 12:13:00 */
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stimestructure.Hours = 0x12;
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stimestructure.Minutes = 0x13;
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stimestructure.Seconds = 0x00;
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if (HAL_RTC_SetTime(&RtcHandle, &stimestructure, RTC_FORMAT_BCD) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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/*Set the RTC alarm clock to generate an interrupt at 12:13:35*/
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salarmstructure.AlarmTime.Hours = 0x12;
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salarmstructure.AlarmTime.Minutes = 0x13;
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salarmstructure.AlarmTime.Seconds = 0x35;
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if (HAL_RTC_SetAlarm_IT(&RtcHandle, &salarmstructure, RTC_FORMAT_BCD) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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}
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/**
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* @brief Display RTC current time
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* @param None
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* @retval None
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*/
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static void APP_RtcTimeShow(void)
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{
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RTC_DateTypeDef sdatestructureget = {0};
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RTC_TimeTypeDef stimestructureget = {0};
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/*Display RTC current time*/
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HAL_RTC_GetTime(&RtcHandle, &stimestructureget, RTC_FORMAT_BIN);
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/* Set RTC current date */
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HAL_RTC_GetDate(&RtcHandle, &sdatestructureget, RTC_FORMAT_BIN);
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/* The display time format is: hh: mm: ss */
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printf("%02d:%02d:%02d\r\n", stimestructureget.Hours, stimestructureget.Minutes, stimestructureget.Seconds);
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}
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/**
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* @brief System Clock Configuration
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* @param None
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* @retval None
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*/
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static void APP_SystemClockConfig(void)
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{
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RCC_OscInitTypeDef OscInitstruct = {0};
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RCC_ClkInitTypeDef ClkInitstruct = {0};
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OscInitstruct.OscillatorType = RCC_OSCILLATORTYPE_HSE | RCC_OSCILLATORTYPE_HSI | RCC_OSCILLATORTYPE_LSE |
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RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_HSI48M;
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OscInitstruct.HSEState = RCC_HSE_OFF; /* Close HSE */
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/* OscInitstruct.HSEFreq = RCC_HSE_16_32MHz; */ /* Choose HSE frequency of 16-32MHz */
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OscInitstruct.HSI48MState = RCC_HSI48M_OFF; /* Close HSI48M */
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OscInitstruct.HSIState = RCC_HSI_ON; /* Enable HSI */
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OscInitstruct.LSEState = RCC_LSE_OFF; /* Close LSE */
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/* OscInitstruct.LSEDriver = RCC_LSEDRIVE_HIGH; */ /* Drive capability level: high */
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OscInitstruct.LSIState = RCC_LSI_OFF; /* Close LSI */
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OscInitstruct.PLL.PLLState = RCC_PLL_OFF; /* Close PLL */
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/* OscInitstruct.PLL.PLLSource = RCC_PLLSOURCE_HSE; */ /* PLL clock source selection HSE */
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/* OscInitstruct.PLL.PLLMUL = RCC_PLL_MUL6; */ /* PLL clock source 6-fold frequency */
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/* Configure oscillator */
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if(HAL_RCC_OscConfig(&OscInitstruct) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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ClkInitstruct.ClockType = RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
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ClkInitstruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI; /* System clock selection HSI */
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ClkInitstruct.AHBCLKDivider = RCC_SYSCLK_DIV1; /* AHB clock 1 division */
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ClkInitstruct.APB1CLKDivider = RCC_HCLK_DIV1; /* APB1 clock 1 division */
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ClkInitstruct.APB2CLKDivider = RCC_HCLK_DIV2; /* APB2 clock 2 division */
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/* Configure Clock */
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if(HAL_RCC_ClockConfig(&ClkInitstruct, FLASH_LATENCY_0) != HAL_OK)
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{
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APP_ErrorHandler();
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}
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}
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/**
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* @brief This function is executed in case of error occurrence.
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* @param None
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* @retval None
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*/
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void APP_ErrorHandler(void)
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{
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/* Infinite loop */
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while (1)
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{
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}
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}
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#ifdef USE_FULL_ASSERT
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/**
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* @brief Reports the name of the source file and the source line number
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* where the assert_param error has occurred.
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* @param file: pointer to the source file name
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* @param line: assert_param error line source number
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* @retval None
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*/
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void assert_failed(uint8_t *file, uint32_t line)
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{
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/* User can add his own implementation to report the file name and line number,
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for example: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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/* Infinite loop */
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while (1)
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{
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}
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}
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#endif /* USE_FULL_ASSERT */
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/************************ (C) COPYRIGHT Puya *****END OF FILE******************/
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