text: /**
    ******************************************************************************
    * File Name          : SPI.c
    * Description        : This file provides code for the configuration
    *                      of the SPI instances.
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; Copyright (c) 2020 STMicroelectronics.
    * All rights reserved.</center></h2>
    *
    * This software component is licensed by ST under BSD 3-Clause license,
    * the "License"; You may not use this file except in compliance with the
    * License. You may obtain a copy of the License at:
    *                        opensource.org/licenses/BSD-3-Clause
    *
    ******************************************************************************
    */
  
  /* Includes ------------------------------------------------------------------*/
  #include "spi.h"
  
  /* USER CODE BEGIN 0 */
  
  /* USER CODE END 0 */
  
  SPI_HandleTypeDef hspi1;
  
  /* 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_16;
    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();
    }
  
  }
  
  void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle)
  {
  
    GPIO_InitTypeDef GPIO_InitStruct = {0};
    if(spiHandle->Instance==SPI1)
    {
    /* USER CODE BEGIN SPI1_MspInit 0 */
  
    /* USER CODE END SPI1_MspInit 0 */
      /* SPI1 clock enable */
      __HAL_RCC_SPI1_CLK_ENABLE();
    
      __HAL_RCC_GPIOA_CLK_ENABLE();
      /**SPI1 GPIO Configuration    
      PA5     ------> SPI1_SCK
      PA6     ------> SPI1_MISO
      PA7     ------> SPI1_MOSI 
      */
      GPIO_InitStruct.Pin = GPIO_PIN_5|GPIO_PIN_6|GPIO_PIN_7;
      GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
      GPIO_InitStruct.Pull = GPIO_NOPULL;
      GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
      GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
      HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
  
    /* USER CODE BEGIN SPI1_MspInit 1 */
  
    /* USER CODE END SPI1_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 */
    }
  } 
  
  /* USER CODE BEGIN 1 */
  
  /* USER CODE END 1 */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  