/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * File Name          : LPTIM/LPTIM_PWM_LSE/Src/stm32wlxx_hal_msp.c
  * @author            : MCD Application Team
  * Description        : This file provides code for the MSP Initialization 
  *                      and de-Initialization codes.
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2020 STMicroelectronics.
  * All rights reserved.
  *
  * This software is licensed under terms that can be found in the LICENSE file
  * in the root directory of this software component.
  * If no LICENSE file comes with this software, it is provided AS-IS.
  *
  ******************************************************************************
  */
/* USER CODE END Header */

/* Includes ------------------------------------------------------------------*/
#include "main.h"
/* USER CODE BEGIN Includes */

/* USER CODE END Includes */

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

/* USER CODE END TD */

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

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

/* USER CODE END Macro */

/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */

/* USER CODE END PV */

/* Private function prototypes -----------------------------------------------*/
/* USER CODE BEGIN PFP */

/* USER CODE END PFP */

/* External functions --------------------------------------------------------*/
/* USER CODE BEGIN ExternalFunctions */

/* USER CODE END ExternalFunctions */

/* USER CODE BEGIN 0 */

/* USER CODE END 0 */
/**
  * Initializes the Global MSP.
  */
void HAL_MspInit(void)
{
  /* USER CODE BEGIN MspInit 0 */

  /* USER CODE END MspInit 0 */

  /* System interrupt init*/

  /* USER CODE BEGIN MspInit 1 */

  /* USER CODE END MspInit 1 */
}

/**
* @brief LPTIM MSP Initialization
* This function configures the hardware resources used in this example
* @param hlptim: LPTIM handle pointer
* @retval None
*/
void HAL_LPTIM_MspInit(LPTIM_HandleTypeDef* hlptim)
{
  GPIO_InitTypeDef GPIO_InitStruct = {0};
  RCC_PeriphCLKInitTypeDef PeriphClkInitStruct = {0};
  if(hlptim->Instance==LPTIM1)
  {
  /* USER CODE BEGIN LPTIM1_MspInit 0 */

    /* Force the LPTIM1 Periheral Clock Reset */
    __HAL_RCC_LPTIM1_FORCE_RESET();
  
    /* Release the LPTIM1 Periheral Clock Reset */  
    __HAL_RCC_LPTIM1_RELEASE_RESET();

  /* USER CODE END LPTIM1_MspInit 0 */
  /** Initializes the peripherals clocks
  */
    PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_LPTIM1;
    PeriphClkInitStruct.Lptim1ClockSelection = RCC_LPTIM1CLKSOURCE_LSE;
    if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
    {
      Error_Handler();
    }

    /* Peripheral clock enable */
    __HAL_RCC_LPTIM1_CLK_ENABLE();

    __HAL_RCC_GPIOC_CLK_ENABLE();
    /**LPTIM1 GPIO Configuration
    PC1     ------> LPTIM1_OUT
    */
    GPIO_InitStruct.Pin = GPIO_PIN_1;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_NOPULL;
    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
    GPIO_InitStruct.Alternate = GPIO_AF1_LPTIM1;
    HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);

  /* USER CODE BEGIN LPTIM1_MspInit 1 */

  /* USER CODE END LPTIM1_MspInit 1 */
  }

}

/**
* @brief LPTIM MSP De-Initialization
* This function freeze the hardware resources used in this example
* @param hlptim: LPTIM handle pointer
* @retval None
*/
void HAL_LPTIM_MspDeInit(LPTIM_HandleTypeDef* hlptim)
{
  if(hlptim->Instance==LPTIM1)
  {
  /* USER CODE BEGIN LPTIM1_MspDeInit 0 */
    RCC_OscInitTypeDef RCC_OscInitStruct;
    RCC_PeriphCLKInitTypeDef RCC_PeriphCLKInitStruct;

    /* Disable LSE clock */
    RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_LSE;
    RCC_OscInitStruct.LSEState = RCC_LSE_OFF;
    RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
    if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
    {
        Error_Handler();
    }

    /* Select the PCLK clock as LPTIM1 peripheral clock */
    RCC_PeriphCLKInitStruct.PeriphClockSelection = RCC_PERIPHCLK_LPTIM1;
    RCC_PeriphCLKInitStruct.Lptim1ClockSelection = RCC_LPTIM1CLKSOURCE_PCLK1;
    HAL_RCCEx_PeriphCLKConfig(&RCC_PeriphCLKInitStruct);
    /* Force the LPTIM1 Periheral Clock Reset */
    __HAL_RCC_LPTIM1_FORCE_RESET();
  
    /* Release the LPTIM1 Periheral Clock Reset */  
    __HAL_RCC_LPTIM1_RELEASE_RESET();

  /* USER CODE END LPTIM1_MspDeInit 0 */
    /* Peripheral clock disable */
    __HAL_RCC_LPTIM1_CLK_DISABLE();

    /**LPTIM1 GPIO Configuration
    PC1     ------> LPTIM1_OUT
    */
    HAL_GPIO_DeInit(GPIOC, GPIO_PIN_1);

  /* USER CODE BEGIN LPTIM1_MspDeInit 1 */

  /* USER CODE END LPTIM1_MspDeInit 1 */
  }

}

/* USER CODE BEGIN 1 */

/* USER CODE END 1 */
