CN300/Src/rtc.c

/**
  ******************************************************************************
  * File Name          : RTC.c
  * Description        : This file provides code for the configuration
  *                      of the RTC instances.
  ******************************************************************************
  ** This notice applies to any and all portions of this file
  * that are not between comment pairs USER CODE BEGIN and
  * USER CODE END. Other portions of this file, whether 
  * inserted by the user or by software development tools
  * are owned by their respective copyright owners.
  *
  * COPYRIGHT(c) 2019 STMicroelectronics
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
  *   2. Redistributions in binary form must reproduce the above copyright notice,
  *      this list of conditions and the following disclaimer in the documentation
  *      and/or other materials provided with the distribution.
  *   3. Neither the name of STMicroelectronics nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
  *      without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */

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

/* USER CODE BEGIN 0 */

/* USER CODE END 0 */

RTC_HandleTypeDef hrtc;

/* RTC init function */
void MX_RTC_Init(void)
{

    /**Initialize RTC Only 
    */
  hrtc.Instance = RTC;
  hrtc.Init.AsynchPrediv = 39;
 // hrtc.Init.OutPut = RTC_OUTPUTSOURCE_ALARM;
  if (HAL_RTC_Init(&hrtc) != HAL_OK)
  {
    _Error_Handler(__FILE__, __LINE__);
  }
  /* USER CODE BEGIN RTC_Init 2 */

  /* USER CODE END RTC_Init 2 */

}

void HAL_RTC_MspInit(RTC_HandleTypeDef* rtcHandle)
{

  if(rtcHandle->Instance==RTC)
  {
  /* USER CODE BEGIN RTC_MspInit 0 */

  /* USER CODE END RTC_MspInit 0 */
    HAL_PWR_EnableBkUpAccess();
    /* Enable BKP CLK enable for backup registers */
    __HAL_RCC_BKP_CLK_ENABLE();
    /* RTC clock enable */
    __HAL_RCC_RTC_ENABLE();
  /* USER CODE BEGIN RTC_MspInit 1 */
		
	/*##-4- Configure the NVIC for RTC Alarm ###################################*/
  HAL_NVIC_SetPriority(RTC_Alarm_IRQn, 0x0F, 0);
  HAL_NVIC_EnableIRQ(RTC_Alarm_IRQn);
		
  /* USER CODE END RTC_MspInit 1 */
  }
}

void HAL_RTC_MspDeInit(RTC_HandleTypeDef* rtcHandle)
{

  if(rtcHandle->Instance==RTC)
  {
  /* USER CODE BEGIN RTC_MspDeInit 0 */

  /* USER CODE END RTC_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_RTC_DISABLE();
  /* USER CODE BEGIN RTC_MspDeInit 1 */

  /* USER CODE END RTC_MspDeInit 1 */
  }
} 

/* USER CODE BEGIN 1 */

/* USER CODE END 1 */

/**
  * @}
  */

/**
  * @}
  */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/