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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.     /* Peripheral interrupt init */
  155.     HAL_NVIC_SetPriority(USART1_IRQn, 0, 0);
  156.     HAL_NVIC_EnableIRQ(USART1_IRQn);
  157.   /* USER CODE BEGIN USART1_MspInit 1 */
  158.  
  159.   /* USER CODE END USART1_MspInit 1 */
  160.   }
  161.   else if(huart->Instance==USART2)
  162.   {
  163.   /* USER CODE BEGIN USART2_MspInit 0 */
  164.  
  165.   /* USER CODE END USART2_MspInit 0 */
  166.     /* Peripheral clock enable */
  167.     __HAL_RCC_USART2_CLK_ENABLE();
  168.  
  169.     /**USART2 GPIO Configuration    
  170.     PA2     ------> USART2_TX
  171.     PA3     ------> USART2_RX
  172.     */
  173.     GPIO_InitStruct.Pin = GPIO_PIN_2|GPIO_PIN_3;
  174.     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  175.     GPIO_InitStruct.Pull = GPIO_PULLUP;
  176.     GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  177.     GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
  178.     HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  179.  
  180.     /* Peripheral interrupt init */
  181.     HAL_NVIC_SetPriority(USART2_IRQn, 0, 0);
  182.     HAL_NVIC_EnableIRQ(USART2_IRQn);
  183.   /* USER CODE BEGIN USART2_MspInit 1 */
  184.  
  185.   /* USER CODE END USART2_MspInit 1 */
  186.   }
  187.   else if(huart->Instance==USART3)
  188.   {
  189.   /* USER CODE BEGIN USART3_MspInit 0 */
  190.  
  191.   /* USER CODE END USART3_MspInit 0 */
  192.     /* Peripheral clock enable */
  193.     __HAL_RCC_USART3_CLK_ENABLE();
  194.  
  195.     /**USART3 GPIO Configuration    
  196.     PB10     ------> USART3_TX
  197.     PB11     ------> USART3_RX
  198.     */
  199.     GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_11;
  200.     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
  201.     GPIO_InitStruct.Pull = GPIO_PULLUP;
  202.     GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
  203.     GPIO_InitStruct.Alternate = GPIO_AF7_USART3;
  204.     HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  205.  
  206.     /* Peripheral interrupt init */
  207.     HAL_NVIC_SetPriority(USART3_IRQn, 0, 0);
  208.     HAL_NVIC_EnableIRQ(USART3_IRQn);
  209.   /* USER CODE BEGIN USART3_MspInit 1 */
  210.  
  211.   /* USER CODE END USART3_MspInit 1 */
  212.   }
  213.  
  214. }
  215.  
  216. void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
  217. {
  218.  
  219.   if(huart->Instance==USART1)
  220.   {
  221.   /* USER CODE BEGIN USART1_MspDeInit 0 */
  222.  
  223.   /* USER CODE END USART1_MspDeInit 0 */
  224.     /* Peripheral clock disable */
  225.     __HAL_RCC_USART1_CLK_DISABLE();
  226.  
  227.     /**USART1 GPIO Configuration    
  228.     PA9     ------> USART1_TX
  229.     PA10     ------> USART1_RX
  230.     */
  231.     HAL_GPIO_DeInit(GPIOA, PLX_TX_Pin|PLX_RX_Pin);
  232.  
  233.     /* Peripheral interrupt DeInit*/
  234.     HAL_NVIC_DisableIRQ(USART1_IRQn);
  235.  
  236.   /* USER CODE BEGIN USART1_MspDeInit 1 */
  237.  
  238.   /* USER CODE END USART1_MspDeInit 1 */
  239.   }
  240.   else if(huart->Instance==USART2)
  241.   {
  242.   /* USER CODE BEGIN USART2_MspDeInit 0 */
  243.  
  244.   /* USER CODE END USART2_MspDeInit 0 */
  245.     /* Peripheral clock disable */
  246.     __HAL_RCC_USART2_CLK_DISABLE();
  247.  
  248.     /**USART2 GPIO Configuration    
  249.     PA2     ------> USART2_TX
  250.     PA3     ------> USART2_RX
  251.     */
  252.     HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2|GPIO_PIN_3);
  253.  
  254.     /* Peripheral interrupt DeInit*/
  255.     HAL_NVIC_DisableIRQ(USART2_IRQn);
  256.  
  257.   /* USER CODE BEGIN USART2_MspDeInit 1 */
  258.  
  259.   /* USER CODE END USART2_MspDeInit 1 */
  260.   }
  261.   else if(huart->Instance==USART3)
  262.   {
  263.   /* USER CODE BEGIN USART3_MspDeInit 0 */
  264.  
  265.   /* USER CODE END USART3_MspDeInit 0 */
  266.     /* Peripheral clock disable */
  267.     __HAL_RCC_USART3_CLK_DISABLE();
  268.  
  269.     /**USART3 GPIO Configuration    
  270.     PB10     ------> USART3_TX
  271.     PB11     ------> USART3_RX
  272.     */
  273.     HAL_GPIO_DeInit(GPIOB, GPIO_PIN_10|GPIO_PIN_11);
  274.  
  275.     /* Peripheral interrupt DeInit*/
  276.     HAL_NVIC_DisableIRQ(USART3_IRQn);
  277.  
  278.   /* USER CODE BEGIN USART3_MspDeInit 1 */
  279.  
  280.   /* USER CODE END USART3_MspDeInit 1 */
  281.   }
  282.  
  283. }
  284.  
  285. /* USER CODE BEGIN 1 */
  286.  
  287. /* USER CODE END 1 */
  288.  
  289. /**
  290.   * @}
  291.   */
  292.  
  293. /**
  294.   * @}
  295.   */
  296.  
  297. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  298.