text: /**
    ******************************************************************************
    * File Name          : SPI.c
    * Description        : This file provides code for the configuration
    *                      of the SPI instances.
    ******************************************************************************
    ** This notice applies to any and all portions of this file
    * that are not between comment pairs USER CODE BEGIN and
    * USER CODE END. Other portions of this file, whether 
    * inserted by the user or by software development tools
    * are owned by their respective copyright owners.
    *
    * COPYRIGHT(c) 2018 STMicroelectronics
    *
    * 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 "spi.h"
  
  #include "gpio.h"
  
  /* USER CODE BEGIN 0 */
  
  /* USER CODE END 0 */
  
  SPI_HandleTypeDef hspi1;
  SPI_HandleTypeDef hspi2;
  
  /* SPI1 init function */
  void MX_SPI1_Init(void)
  {
  
    hspi1.Instance = SPI1;
    hspi1.Init.Mode = SPI_MODE_MASTER;
    hspi1.Init.Direction = SPI_DIRECTION_2LINES;
    hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
    hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
    hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
    hspi1.Init.NSS = SPI_NSS_SOFT;
    hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_8;
    hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
    hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
    hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
    hspi1.Init.CRCPolynomial = 10;
    if (HAL_SPI_Init(&hspi1) != HAL_OK)
    {
      _Error_Handler(__FILE__, __LINE__);
    }
  
  }
  /* SPI2 init function */
  void MX_SPI2_Init(void)
  {
  
    hspi2.Instance = SPI2;
    hspi2.Init.Mode = SPI_MODE_MASTER;
    hspi2.Init.Direction = SPI_DIRECTION_2LINES;
    hspi2.Init.DataSize = SPI_DATASIZE_8BIT;
    hspi2.Init.CLKPolarity = SPI_POLARITY_HIGH;
    hspi2.Init.CLKPhase = SPI_PHASE_2EDGE;
    hspi2.Init.NSS = SPI_NSS_SOFT;
    hspi2.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_32;
    hspi2.Init.FirstBit = SPI_FIRSTBIT_MSB;
    hspi2.Init.TIMode = SPI_TIMODE_DISABLE;
    hspi2.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
    hspi2.Init.CRCPolynomial = 10;
    if (HAL_SPI_Init(&hspi2) != HAL_OK)
    {
      _Error_Handler(__FILE__, __LINE__);
    }
  
  }
  
  void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle)
  {
  
    GPIO_InitTypeDef GPIO_InitStruct;
    if(spiHandle->Instance==SPI1)
    {
    /* USER CODE BEGIN SPI1_MspInit 0 */
  
    /* USER CODE END SPI1_MspInit 0 */
      /* SPI1 clock enable */
      __HAL_RCC_SPI1_CLK_ENABLE();
    
      /**SPI1 GPIO Configuration    
      PA5     ------> SPI1_SCK
      PA6     ------> SPI1_MISO
      PA7     ------> SPI1_MOSI 
      */
      GPIO_InitStruct.Pin = GPIO_PIN_5|GPIO_PIN_7;
      GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
      GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
      HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  
      GPIO_InitStruct.Pin = GPIO_PIN_6;
      GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
      GPIO_InitStruct.Pull = GPIO_NOPULL;
      HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  
    /* USER CODE BEGIN SPI1_MspInit 1 */
  
    /* USER CODE END SPI1_MspInit 1 */
    }
    else if(spiHandle->Instance==SPI2)
    {
    /* USER CODE BEGIN SPI2_MspInit 0 */
  
    /* USER CODE END SPI2_MspInit 0 */
      /* SPI2 clock enable */
      __HAL_RCC_SPI2_CLK_ENABLE();
    
      /**SPI2 GPIO Configuration    
      PB13     ------> SPI2_SCK
      PB14     ------> SPI2_MISO
      PB15     ------> SPI2_MOSI 
      */
      GPIO_InitStruct.Pin = GPIO_PIN_13|GPIO_PIN_15;
      GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
      GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
      HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  
      GPIO_InitStruct.Pin = GPIO_PIN_14;
      GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
      GPIO_InitStruct.Pull = GPIO_NOPULL;
      HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  
    /* USER CODE BEGIN SPI2_MspInit 1 */
  
    /* USER CODE END SPI2_MspInit 1 */
    }
  }
  
  void HAL_SPI_MspDeInit(SPI_HandleTypeDef* spiHandle)
  {
  
    if(spiHandle->Instance==SPI1)
    {
    /* USER CODE BEGIN SPI1_MspDeInit 0 */
  
    /* USER CODE END SPI1_MspDeInit 0 */
      /* Peripheral clock disable */
      __HAL_RCC_SPI1_CLK_DISABLE();
    
      /**SPI1 GPIO Configuration    
      PA5     ------> SPI1_SCK
      PA6     ------> SPI1_MISO
      PA7     ------> SPI1_MOSI 
      */
      HAL_GPIO_DeInit(GPIOA, GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7);
  
    /* USER CODE BEGIN SPI1_MspDeInit 1 */
  
    /* USER CODE END SPI1_MspDeInit 1 */
    }
    else if(spiHandle->Instance==SPI2)
    {
    /* USER CODE BEGIN SPI2_MspDeInit 0 */
  
    /* USER CODE END SPI2_MspDeInit 0 */
      /* Peripheral clock disable */
      __HAL_RCC_SPI2_CLK_DISABLE();
    
      /**SPI2 GPIO Configuration    
      PB13     ------> SPI2_SCK
      PB14     ------> SPI2_MISO
      PB15     ------> SPI2_MOSI 
      */
      HAL_GPIO_DeInit(GPIOB, GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15);
  
      /* SPI2 interrupt Deinit */
      HAL_NVIC_DisableIRQ(SPI2_IRQn);
    /* USER CODE BEGIN SPI2_MspDeInit 1 */
  
    /* USER CODE END SPI2_MspDeInit 1 */
    }
  } 
  
  /* USER CODE BEGIN 1 */
  
  /* USER CODE END 1 */
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  