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  1. /**
  2.   ******************************************************************************
  3.   * File Name          : stm32l1xx_hal_msp.c
  4.   * Description        : This file provides code for the MSP Initialization
  5.   *                      and de-Initialization codes.
  6.   ******************************************************************************
  7.   *
  8.   * COPYRIGHT(c) 2017 STMicroelectronics
  9.   *
  10.   * Redistribution and use in source and binary forms, with or without modification,
  11.   * are permitted provided that the following conditions are met:
  12.   *   1. Redistributions of source code must retain the above copyright notice,
  13.   *      this list of conditions and the following disclaimer.
  14.   *   2. Redistributions in binary form must reproduce the above copyright notice,
  15.   *      this list of conditions and the following disclaimer in the documentation
  16.   *      and/or other materials provided with the distribution.
  17.   *   3. Neither the name of STMicroelectronics nor the names of its contributors
  18.   *      may be used to endorse or promote products derived from this software
  19.   *      without specific prior written permission.
  20.   *
  21.   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  22.   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23.   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  24.   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  25.   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26.   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  27.   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  28.   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  29.   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  30.   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31.   *
  32.   ******************************************************************************
  33.   */
  34. /* Includes ------------------------------------------------------------------*/
  35. #include "stm32l1xx_hal.h"
  36.  
  37. extern void Error_Handler(void);
  38. /* USER CODE BEGIN 0 */
  39.  
  40. /* USER CODE END 0 */
  41.  
  42. /**
  43.   * Initializes the Global MSP.
  44.   */
  45. void HAL_MspInit(void)
  46. {
  47.   /* USER CODE BEGIN MspInit 0 */
  48.  
  49.   /* USER CODE END MspInit 0 */
  50.  
  51.   __HAL_RCC_COMP_CLK_ENABLE();
  52.   __HAL_RCC_SYSCFG_CLK_ENABLE();
  53.  
  54.   HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4);
  55.  
  56.   /* System interrupt init*/
  57.   /* MemoryManagement_IRQn interrupt configuration */
  58.   HAL_NVIC_SetPriority(MemoryManagement_IRQn, 0, 0);
  59.   /* BusFault_IRQn interrupt configuration */
  60.   HAL_NVIC_SetPriority(BusFault_IRQn, 0, 0);
  61.   /* UsageFault_IRQn interrupt configuration */
  62.   HAL_NVIC_SetPriority(UsageFault_IRQn, 0, 0);
  63.   /* SVC_IRQn interrupt configuration */
  64.   HAL_NVIC_SetPriority(SVC_IRQn, 0, 0);
  65.   /* DebugMonitor_IRQn interrupt configuration */
  66.   HAL_NVIC_SetPriority(DebugMonitor_IRQn, 0, 0);
  67.   /* PendSV_IRQn interrupt configuration */
  68.   HAL_NVIC_SetPriority(PendSV_IRQn, 0, 0);
  69.   /* SysTick_IRQn interrupt configuration */
  70.   HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
  71.  
  72.   /* USER CODE BEGIN MspInit 1 */
  73.  
  74.   /* USER CODE END MspInit 1 */
  75. }
  76.  
  77. void HAL_SPI_MspInit(SPI_HandleTypeDef* hspi)
  78. {
  79.  
  80.   GPIO_InitTypeDef GPIO_InitStruct;
  81.   if(hspi->Instance==SPI1)
  82.   {
  83.   /* USER CODE BEGIN SPI1_MspInit 0 */
  84.  
  85.   /* USER CODE END SPI1_MspInit 0 */
  86.     /* Peripheral clock enable */
  87.     __HAL_RCC_SPI1_CLK_ENABLE();
  88.  
  89.     /**SPI1 GPIO Configuration    
  90.     PA5     ------> SPI1_SCK
  91.     PA7     ------> SPI1_MOSI
  92.     */
  93.     GPIO_InitStruct.Pin = GPIO_PIN_5|GPIO_PIN_7;
  94.     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  95.     GPIO_InitStruct.Pull = GPIO_NOPULL;
  96.     GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  97.     GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
  98.     HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  99.  
  100.   /* USER CODE BEGIN SPI1_MspInit 1 */
  101.  
  102.   /* USER CODE END SPI1_MspInit 1 */
  103.   }
  104.  
  105. }
  106.  
  107. void HAL_SPI_MspDeInit(SPI_HandleTypeDef* hspi)
  108. {
  109.  
  110.   if(hspi->Instance==SPI1)
  111.   {
  112.   /* USER CODE BEGIN SPI1_MspDeInit 0 */
  113.  
  114.   /* USER CODE END SPI1_MspDeInit 0 */
  115.     /* Peripheral clock disable */
  116.     __HAL_RCC_SPI1_CLK_DISABLE();
  117.  
  118.     /**SPI1 GPIO Configuration    
  119.     PA5     ------> SPI1_SCK
  120.     PA7     ------> SPI1_MOSI
  121.     */
  122.     HAL_GPIO_DeInit(GPIOA, GPIO_PIN_5|GPIO_PIN_7);
  123.  
  124.   }
  125.   /* USER CODE BEGIN SPI1_MspDeInit 1 */
  126.  
  127.   /* USER CODE END SPI1_MspDeInit 1 */
  128.  
  129. }
  130.  
  131. void HAL_UART_MspInit(UART_HandleTypeDef* huart)
  132. {
  133.  
  134.   GPIO_InitTypeDef GPIO_InitStruct;
  135.   if(huart->Instance==USART1)
  136.   {
  137.   /* USER CODE BEGIN USART1_MspInit 0 */
  138.  
  139.   /* USER CODE END USART1_MspInit 0 */
  140.     /* Peripheral clock enable */
  141.     __HAL_RCC_USART1_CLK_ENABLE();
  142.  
  143.     /**USART1 GPIO Configuration    
  144.     PA9     ------> USART1_TX
  145.     PA10     ------> USART1_RX
  146.     */
  147.     GPIO_InitStruct.Pin = PLX_TX_Pin|PLX_RX_Pin;
  148.     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  149.     GPIO_InitStruct.Pull = GPIO_PULLUP;
  150.     GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  151.     GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
  152.     HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  153.  
  154.   /* USER CODE BEGIN USART1_MspInit 1 */
  155.  
  156.   /* USER CODE END USART1_MspInit 1 */
  157.   }
  158.   else if(huart->Instance==USART2)
  159.   {
  160.   /* USER CODE BEGIN USART2_MspInit 0 */
  161.  
  162.   /* USER CODE END USART2_MspInit 0 */
  163.     /* Peripheral clock enable */
  164.     __HAL_RCC_USART2_CLK_ENABLE();
  165.  
  166.     /**USART2 GPIO Configuration    
  167.     PA2     ------> USART2_TX
  168.     PA3     ------> USART2_RX
  169.     */
  170.     GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3;
  171.     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  172.     GPIO_InitStruct.Pull = GPIO_PULLUP;
  173.     GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  174.     GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
  175.     HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  176.  
  177.   /* USER CODE BEGIN USART2_MspInit 1 */
  178.  
  179.   /* USER CODE END USART2_MspInit 1 */
  180.   }
  181.   else if(huart->Instance==USART3)
  182.   {
  183.   /* USER CODE BEGIN USART3_MspInit 0 */
  184.  
  185.   /* USER CODE END USART3_MspInit 0 */
  186.     /* Peripheral clock enable */
  187.     __HAL_RCC_USART3_CLK_ENABLE();
  188.  
  189.     /**USART3 GPIO Configuration    
  190.     PB10     ------> USART3_TX
  191.     PB11     ------> USART3_RX
  192.     */
  193.     GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_11;
  194.     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  195.     GPIO_InitStruct.Pull = GPIO_PULLUP;
  196.     GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  197.     GPIO_InitStruct.Alternate = GPIO_AF7_USART3;
  198.     HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  199.  
  200.   /* USER CODE BEGIN USART3_MspInit 1 */
  201.  
  202.   /* USER CODE END USART3_MspInit 1 */
  203.   }
  204.  
  205. }
  206.  
  207. void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
  208. {
  209.  
  210.   if(huart->Instance==USART1)
  211.   {
  212.   /* USER CODE BEGIN USART1_MspDeInit 0 */
  213.  
  214.   /* USER CODE END USART1_MspDeInit 0 */
  215.     /* Peripheral clock disable */
  216.     __HAL_RCC_USART1_CLK_DISABLE();
  217.  
  218.     /**USART1 GPIO Configuration    
  219.     PA9     ------> USART1_TX
  220.     PA10     ------> USART1_RX
  221.     */
  222.     HAL_GPIO_DeInit(GPIOA, PLX_TX_Pin|PLX_RX_Pin);
  223.  
  224.   /* USER CODE BEGIN USART1_MspDeInit 1 */
  225.  
  226.   /* USER CODE END USART1_MspDeInit 1 */
  227.   }
  228.   else if(huart->Instance==USART2)
  229.   {
  230.   /* USER CODE BEGIN USART2_MspDeInit 0 */
  231.  
  232.   /* USER CODE END USART2_MspDeInit 0 */
  233.     /* Peripheral clock disable */
  234.     __HAL_RCC_USART2_CLK_DISABLE();
  235.  
  236.     /**USART2 GPIO Configuration    
  237.     PA2     ------> USART2_TX
  238.     PA3     ------> USART2_RX
  239.     */
  240.     HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2|GPIO_PIN_3);
  241.  
  242.   /* USER CODE BEGIN USART2_MspDeInit 1 */
  243.  
  244.   /* USER CODE END USART2_MspDeInit 1 */
  245.   }
  246.   else if(huart->Instance==USART3)
  247.   {
  248.   /* USER CODE BEGIN USART3_MspDeInit 0 */
  249.  
  250.   /* USER CODE END USART3_MspDeInit 0 */
  251.     /* Peripheral clock disable */
  252.     __HAL_RCC_USART3_CLK_DISABLE();
  253.  
  254.     /**USART3 GPIO Configuration    
  255.     PB10     ------> USART3_TX
  256.     PB11     ------> USART3_RX
  257.     */
  258.     HAL_GPIO_DeInit(GPIOB, GPIO_PIN_10|GPIO_PIN_11);
  259.  
  260.   /* USER CODE BEGIN USART3_MspDeInit 1 */
  261.  
  262.   /* USER CODE END USART3_MspDeInit 1 */
  263.   }
  264.  
  265. }
  266.  
  267. /* USER CODE BEGIN 1 */
  268.  
  269. /* USER CODE END 1 */
  270.  
  271. /**
  272.   * @}
  273.   */
  274.  
  275. /**
  276.   * @}
  277.   */
  278.  
  279. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  280.