stm32f4xx_hal_msp.c 6.52 KB
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/**
  ******************************************************************************
  * @file    Templates/Src/stm32f4xx_hal_msp.c
  * @author  MCD Application Team
  * @version V1.0.1
  * @date    26-February-2014
  * @brief   HAL MSP module.
  *         
  @verbatim
 ===============================================================================
                     ##### How to use this driver #####
 ===============================================================================
    [..]
    This file is generated automatically by MicroXplorer and eventually modified 
    by the user

  @endverbatim
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
  *
  * 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 "stm32f4xx_hal.h"
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#include "usbd_cdc_msc.h"
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#include "usbd_cdc_interface.h"
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#include "misc.h"
#include "mpconfig.h"
#include "qstr.h"
#include "obj.h"
#include "servo.h"

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/** @addtogroup STM32F4xx_HAL_Driver
  * @{
  */

/** @defgroup HAL_MSP
  * @brief HAL MSP module.
  * @{
  */

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/

/** @defgroup HAL_MSP_Private_Functions
  * @{
  */

/**
  * @brief  Initializes the Global MSP.
  * @param  None
  * @retval None
  */
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void HAL_MspInit(void) {
    // set up the timer for USBD CDC
    USBD_CDC_TIMx_CLK_ENABLE();
    HAL_NVIC_SetPriority(USBD_CDC_TIMx_IRQn, 6, 0);
    HAL_NVIC_EnableIRQ(USBD_CDC_TIMx_IRQn);
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}

/**
  * @brief  DeInitializes the Global MSP.
  * @param  None  
  * @retval None
  */
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void HAL_MspDeInit(void) {
    // reset USBD CDC timer
    USBD_CDC_TIMx_FORCE_RESET();
    USBD_CDC_TIMx_RELEASE_RESET();
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}

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/**
  * @brief RTC MSP Initialization 
  *        This function configures the hardware resources used in this example
  * @param hrtc: RTC handle pointer
  * 
  * @note  Care must be taken when HAL_RCCEx_PeriphCLKConfig() is used to select 
  *        the RTC clock source; in this case the Backup domain will be reset in  
  *        order to modify the RTC Clock source, as consequence RTC registers (including 
  *        the backup registers) and RCC_BDCR register are set to their reset values.
  *             
  * @retval None
  */
void HAL_RTC_MspInit(RTC_HandleTypeDef *hrtc)
{
  RCC_OscInitTypeDef        RCC_OscInitStruct;
  RCC_PeriphCLKInitTypeDef  PeriphClkInitStruct;
  
  /* To change the source clock of the RTC feature (LSE, LSI), You have to:
     - Enable the power clock using __PWR_CLK_ENABLE()
     - Enable write access using HAL_PWR_EnableBkUpAccess() function before to 
       configure the RTC clock source (to be done once after reset).
     - Reset the Back up Domain using __HAL_RCC_BACKUPRESET_FORCE() and 
       __HAL_RCC_BACKUPRESET_RELEASE().
     - Configure the needed RTc clock source */
  
  /*##-1- Configue LSE as RTC clock soucre ###################################*/ 
  RCC_OscInitStruct.OscillatorType =  RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_LSE;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
  RCC_OscInitStruct.LSEState = RCC_LSE_ON;
  RCC_OscInitStruct.LSIState = RCC_LSI_OFF;
  if(HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
  { 
    //Error_Handler();
    return;
  }
  
  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC;
  PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
  if(HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
  { 
    //Error_Handler();
    return;
  }
  
  /*##-2- Enable RTC peripheral Clocks #######################################*/ 
  /* Enable RTC Clock */ 
  __HAL_RCC_RTC_ENABLE(); 
}

/**
  * @brief RTC MSP De-Initialization 
  *        This function frees the hardware resources used in this example:
  *          - Disable the Peripheral's clock
  * @param hrtc: RTC handle pointer
  * @retval None
  */
void HAL_RTC_MspDeInit(RTC_HandleTypeDef *hrtc)
{
  /*##-1- Reset peripherals ##################################################*/
   __HAL_RCC_RTC_DISABLE();
}

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void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim) {
    if (htim == &USBD_CDC_TIM3_Handle) {
        USBD_CDC_HAL_TIM_PeriodElapsedCallback();
    } else if (htim == &servo_TIM2_Handle) {
        servo_timer_irq_callback();
    }
}

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/**
  * @}
  */

/**
  * @}
  */

/**
  * @}
  */

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