view Small_CPU/Src/stm32f4xx_hal_msp_v3.c @ 156:1fbdb45db701 FlipDisplay

Removed special indicator for DMA transfer error
author Ideenmodellierer
date Sun, 03 Mar 2019 19:18:51 +0100
parents 5f11787b4f42
children abec171c2c4b
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/**
  ******************************************************************************
  * @file    UART/UART_Printf/Src/stm32f4xx_hal_msp.c
  * @author  MCD Application Team
  * @version V1.1.0
  * @date    26-June-2014
  * @brief   HAL MSP module.    
  ******************************************************************************
  * @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 "baseCPU2.h"

#include "stm32f4xx_hal.h"

/** @addtogroup STM32F4xx_HAL_Examples
  * @{
  */

/** @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
  * @{
  */

void HAL_I2C_ManualControl_MspInit(void)
{  
  GPIO_InitTypeDef  GPIO_InitStruct;
  
  /*##-1- Enable peripherals and GPIO Clocks #################################*/
  /* Enable GPIO TX/RX clock */
  I2Cx_SCL_GPIO_CLK_ENABLE();
  I2Cx_SDA_GPIO_CLK_ENABLE();
  
  /*##-2- Configure peripheral GPIO ##########################################*/  
  /* I2C CLOCK GPIO pin configuration  */
  GPIO_InitStruct.Pin       = I2Cx_SCL_PIN;
  GPIO_InitStruct.Mode      = GPIO_MODE_OUTPUT_OD;
  GPIO_InitStruct.Pull      = GPIO_PULLUP;
  GPIO_InitStruct.Speed     = GPIO_SPEED_FAST;
  
  HAL_GPIO_Init(I2Cx_SCL_GPIO_PORT, &GPIO_InitStruct);
    
  /* I2C DATA GPIO pin configuration  */
  GPIO_InitStruct.Pin = I2Cx_SDA_PIN;
  GPIO_InitStruct.Alternate = GPIO_MODE_INPUT;
    
  HAL_GPIO_Init(I2Cx_SDA_GPIO_PORT, &GPIO_InitStruct);
}

/**
  * @brief I2C MSP Initialization 
  *        This function configures the hardware resources used in this example: 
  *           - Peripheral's clock enable
  *           - Peripheral's GPIO Configuration  
  *           - DMA configuration for transmission request by peripheral 
  *           - NVIC configuration for DMA interrupt request enable
  * @param hi2c: I2C handle pointer
  * @retval None
  */
void HAL_I2C_MspInit(I2C_HandleTypeDef *hi2c)
{  
  GPIO_InitTypeDef  GPIO_InitStruct;
  
  /*##-1- Enable peripherals and GPIO Clocks #################################*/
  /* Enable GPIO TX/RX clock */
  I2Cx_SCL_GPIO_CLK_ENABLE();
  I2Cx_SDA_GPIO_CLK_ENABLE();
  /* Enable I2C1 clock */
  I2Cx_CLK_ENABLE(); 
  
  /*##-2- Configure peripheral GPIO ##########################################*/  
  /* I2C TX GPIO pin configuration  */
  GPIO_InitStruct.Pin       = I2Cx_SCL_PIN;
  GPIO_InitStruct.Mode      = GPIO_MODE_AF_OD;
  GPIO_InitStruct.Pull      = GPIO_PULLUP;
  GPIO_InitStruct.Speed     = GPIO_SPEED_FAST;
  GPIO_InitStruct.Alternate = I2Cx_SCL_AF;
  
  HAL_GPIO_Init(I2Cx_SCL_GPIO_PORT, &GPIO_InitStruct);
    
  /* I2C RX GPIO pin configuration  */
  GPIO_InitStruct.Pin = I2Cx_SDA_PIN;
  GPIO_InitStruct.Alternate = I2Cx_SDA_AF;
    
  HAL_GPIO_Init(I2Cx_SDA_GPIO_PORT, &GPIO_InitStruct);
    
  /*##-3- Configure the NVIC for I2C #########################################*/   
  /* NVIC for I2C1 */
  HAL_NVIC_SetPriority(I2Cx_ER_IRQn, 1, 2);
  HAL_NVIC_EnableIRQ(I2Cx_ER_IRQn);
  HAL_NVIC_SetPriority(I2Cx_EV_IRQn, 1, 3);
  HAL_NVIC_EnableIRQ(I2Cx_EV_IRQn);
}

/**
  * @brief I2C MSP De-Initialization 
  *        This function frees the hardware resources used in this example:
  *          - Disable the Peripheral's clock
  *          - Revert GPIO, DMA and NVIC configuration to their default state
  * @param hi2c: I2C handle pointer
  * @retval None
  */
void HAL_I2C_MspDeInit(I2C_HandleTypeDef *hi2c)
{
  /*##-1- Reset peripherals ##################################################*/
  I2Cx_FORCE_RESET();
  I2Cx_RELEASE_RESET();

  /*##-2- Disable peripherals and GPIO Clocks ################################*/
  /* Configure I2C Tx as alternate function  */
  HAL_GPIO_DeInit(I2Cx_SCL_GPIO_PORT, I2Cx_SCL_PIN);
  /* Configure I2C Rx as alternate function  */
  HAL_GPIO_DeInit(I2Cx_SDA_GPIO_PORT, I2Cx_SDA_PIN);
  
  /*##-3- Disable the NVIC for I2C ###########################################*/
  HAL_NVIC_DisableIRQ(I2Cx_ER_IRQn);
  HAL_NVIC_DisableIRQ(I2Cx_EV_IRQn);
}


/**
  * @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)
{

  if(hrtc->Instance==RTC)
  {
  /* USER CODE BEGIN RTC_MspInit 0 */
  RCC_OscInitTypeDef        RCC_OscInitStruct;
  RCC_PeriphCLKInitTypeDef  PeriphClkInitStruct;
  
  /*##-1- Configue LSI as RTC clock soucre ###################################*/ 
  RCC_OscInitStruct.OscillatorType =  RCC_OSCILLATORTYPE_LSE;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
  RCC_OscInitStruct.LSEState = RCC_LSE_ON;
  HAL_RCC_OscConfig(&RCC_OscInitStruct);

  PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC;
  PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
  HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct);

  /* USER CODE END RTC_MspInit 0 */
    /* Peripheral clock enable */
    __HAL_RCC_RTC_ENABLE();
  /* USER CODE BEGIN RTC_MspInit 1 */

  /*##-3- Configure the NVIC for RTC WakeUp Timer ############################*/
  HAL_NVIC_SetPriority(RTC_WKUP_IRQn, 0x0F, 0);
  HAL_NVIC_EnableIRQ(RTC_WKUP_IRQn);

/* USER CODE END RTC_MspInit 1 */
  }

}


void HAL_RTC_MspDeInit(RTC_HandleTypeDef* hrtc)
{

  if(hrtc->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 */
  }

}



void HAL_UART_MspInit(UART_HandleTypeDef* huart)
{

  GPIO_InitTypeDef GPIO_InitStruct;
  if(huart->Instance==USART2)
  {
    __USART2_CLK_ENABLE();
    GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3;
    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
    GPIO_InitStruct.Pull = GPIO_PULLUP;
    GPIO_InitStruct.Speed = GPIO_SPEED_LOW;
    GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  }
}


void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
{
  if(huart->Instance==USART2)
  {
    __USART2_CLK_DISABLE();
    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2|GPIO_PIN_3);
  }
}



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