152 lines
4.8 KiB
C
152 lines
4.8 KiB
C
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/**
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******************************************************************************
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* File Name : RTC.c
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* Description : This file provides code for the configuration
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* of the RTC instances.
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******************************************************************************
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* This notice applies to any and all portions of this file
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* that are not between comment pairs USER CODE BEGIN and
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* USER CODE END. Other portions of this file, whether
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* inserted by the user or by software development tools
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* are owned by their respective copyright owners.
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*
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* Copyright (c) 2017 STMicroelectronics International N.V.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted, provided that the following conditions are met:
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*
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* 1. Redistribution of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of other
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* contributors to this software may be used to endorse or promote products
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* derived from this software without specific written permission.
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* 4. This software, including modifications and/or derivative works of this
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* software, must execute solely and exclusively on microcontroller or
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* microprocessor devices manufactured by or for STMicroelectronics.
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* 5. Redistribution and use of this software other than as permitted under
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* this license is void and will automatically terminate your rights under
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* this license.
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*
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* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
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* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
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* SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "rtc.h"
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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RTC_HandleTypeDef hrtc;
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/* RTC init function */
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void MX_RTC_Init(void)
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{
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RTC_TimeTypeDef sTime;
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RTC_DateTypeDef sDate;
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/**Initialize RTC Only
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*/
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hrtc.Instance = RTC;
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hrtc.Init.HourFormat = RTC_HOURFORMAT_24;
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hrtc.Init.AsynchPrediv = 127;
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hrtc.Init.SynchPrediv = 255;
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hrtc.Init.OutPut = RTC_OUTPUT_DISABLE;
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hrtc.Init.OutPutPolarity = RTC_OUTPUT_POLARITY_HIGH;
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hrtc.Init.OutPutType = RTC_OUTPUT_TYPE_OPENDRAIN;
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if (HAL_RTC_Init(&hrtc) != HAL_OK)
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{
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Error_Handler();
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}
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/**Initialize RTC and set the Time and Date
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*/
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if(HAL_RTCEx_BKUPRead(&hrtc, RTC_BKP_DR0) != 0x32F2){
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sTime.Hours = 0x0;
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sTime.Minutes = 0x0;
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sTime.Seconds = 0x0;
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sTime.DayLightSaving = RTC_DAYLIGHTSAVING_NONE;
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sTime.StoreOperation = RTC_STOREOPERATION_RESET;
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if (HAL_RTC_SetTime(&hrtc, &sTime, RTC_FORMAT_BCD) != HAL_OK)
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{
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Error_Handler();
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}
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sDate.WeekDay = RTC_WEEKDAY_MONDAY;
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sDate.Month = RTC_MONTH_JANUARY;
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sDate.Date = 0x1;
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sDate.Year = 0x0;
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if (HAL_RTC_SetDate(&hrtc, &sDate, RTC_FORMAT_BCD) != HAL_OK)
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{
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Error_Handler();
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}
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HAL_RTCEx_BKUPWrite(&hrtc,RTC_BKP_DR0,0x32F2);
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}
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}
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void HAL_RTC_MspInit(RTC_HandleTypeDef* rtcHandle)
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{
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if(rtcHandle->Instance==RTC)
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{
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/* USER CODE BEGIN RTC_MspInit 0 */
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/* USER CODE END RTC_MspInit 0 */
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/* RTC clock enable */
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__HAL_RCC_RTC_ENABLE();
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/* USER CODE BEGIN RTC_MspInit 1 */
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/* USER CODE END RTC_MspInit 1 */
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}
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}
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void HAL_RTC_MspDeInit(RTC_HandleTypeDef* rtcHandle)
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{
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if(rtcHandle->Instance==RTC)
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{
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/* USER CODE BEGIN RTC_MspDeInit 0 */
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/* USER CODE END RTC_MspDeInit 0 */
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/* Peripheral clock disable */
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__HAL_RCC_RTC_DISABLE();
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/* USER CODE BEGIN RTC_MspDeInit 1 */
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/* USER CODE END RTC_MspDeInit 1 */
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}
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}
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/**
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* @}
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*/
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/**
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* @}
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*/
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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