text: /**
    ******************************************************************************
    * @file    i2c.c
    * @brief   This file provides code for the configuration
    *          of the I2C instances.
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; Copyright (c) 2021 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 "i2c.h"
  
  /* USER CODE BEGIN 0 */
  
  /* USER CODE END 0 */
  
  I2C_HandleTypeDef hi2c1;
  I2C_HandleTypeDef hi2c2;
  
  /* I2C1 init function */
  void MX_I2C1_Init(void)
  {
  
    /* USER CODE BEGIN I2C1_Init 0 */
  
    /* USER CODE END I2C1_Init 0 */
  
    /* USER CODE BEGIN I2C1_Init 1 */
  
    /* USER CODE END I2C1_Init 1 */
    hi2c1.Instance = I2C1;
    hi2c1.Init.ClockSpeed = 100000;
    hi2c1.Init.DutyCycle = I2C_DUTYCYCLE_2;
    hi2c1.Init.OwnAddress1 = 0;
    hi2c1.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
    hi2c1.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
    hi2c1.Init.OwnAddress2 = 0;
    hi2c1.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
    hi2c1.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
    if (HAL_I2C_Init(&hi2c1) != HAL_OK)
    {
      Error_Handler();
    }
    /* USER CODE BEGIN I2C1_Init 2 */
  
    /* USER CODE END I2C1_Init 2 */
  
  }
  /* I2C2 init function */
  void MX_I2C2_Init(void)
  {
  
    /* USER CODE BEGIN I2C2_Init 0 */
  
    /* USER CODE END I2C2_Init 0 */
  
    /* USER CODE BEGIN I2C2_Init 1 */
  
    /* USER CODE END I2C2_Init 1 */
    hi2c2.Instance = I2C2;
    hi2c2.Init.ClockSpeed = 100000;
    hi2c2.Init.DutyCycle = I2C_DUTYCYCLE_2;
    hi2c2.Init.OwnAddress1 = 0;
    hi2c2.Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
    hi2c2.Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
    hi2c2.Init.OwnAddress2 = 0;
    hi2c2.Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
    hi2c2.Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
    if (HAL_I2C_Init(&hi2c2) != HAL_OK)
    {
      Error_Handler();
    }
    /* USER CODE BEGIN I2C2_Init 2 */
  
    /* USER CODE END I2C2_Init 2 */
  
  }
  
  void HAL_I2C_MspInit(I2C_HandleTypeDef* i2cHandle)
  {
  
    GPIO_InitTypeDef GPIO_InitStruct = {0};
    if(i2cHandle->Instance==I2C1)
    {
    /* USER CODE BEGIN I2C1_MspInit 0 */
      /* I2C1 clock enable */
      __HAL_RCC_I2C1_CLK_ENABLE();
    /* USER CODE END I2C1_MspInit 0 */
  
      __HAL_RCC_GPIOB_CLK_ENABLE();
      /**I2C1 GPIO Configuration
      PB6     ------> I2C1_SCL
      PB7     ------> I2C1_SDA
      */
      GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7;
      GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
      GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
      HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  
  
    /* USER CODE BEGIN I2C1_MspInit 1 */
  
    /* USER CODE END I2C1_MspInit 1 */
    }
    else if(i2cHandle->Instance==I2C2)
    {
    /* USER CODE BEGIN I2C2_MspInit 0 */
      /* I2C2 clock enable */
      __HAL_RCC_I2C2_CLK_ENABLE();
    /* USER CODE END I2C2_MspInit 0 */
  
      __HAL_RCC_GPIOB_CLK_ENABLE();
      /**I2C2 GPIO Configuration
      PB10     ------> I2C2_SCL
      PB11     ------> I2C2_SDA
      */
      GPIO_InitStruct.Pin = GPIO_PIN_10|GPIO_PIN_11;
      GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
      GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
      HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
  
  
    /* USER CODE BEGIN I2C2_MspInit 1 */
  
    /* USER CODE END I2C2_MspInit 1 */
    }
  }
  
  void HAL_I2C_MspDeInit(I2C_HandleTypeDef* i2cHandle)
  {
  
    if(i2cHandle->Instance==I2C1)
    {
    /* USER CODE BEGIN I2C1_MspDeInit 0 */
  
    /* USER CODE END I2C1_MspDeInit 0 */
      /* Peripheral clock disable */
      __HAL_RCC_I2C1_CLK_DISABLE();
  
      /**I2C1 GPIO Configuration
      PB6     ------> I2C1_SCL
      PB7     ------> I2C1_SDA
      */
      HAL_GPIO_DeInit(GPIOB, GPIO_PIN_6);
  
      HAL_GPIO_DeInit(GPIOB, GPIO_PIN_7);
  
    /* USER CODE BEGIN I2C1_MspDeInit 1 */
  
    /* USER CODE END I2C1_MspDeInit 1 */
    }
    else if(i2cHandle->Instance==I2C2)
    {
    /* USER CODE BEGIN I2C2_MspDeInit 0 */
  
    /* USER CODE END I2C2_MspDeInit 0 */
      /* Peripheral clock disable */
      __HAL_RCC_I2C2_CLK_DISABLE();
  
      /**I2C2 GPIO Configuration
      PB10     ------> I2C2_SCL
      PB11     ------> I2C2_SDA
      */
      HAL_GPIO_DeInit(GPIOB, GPIO_PIN_10);
  
      HAL_GPIO_DeInit(GPIOB, GPIO_PIN_11);
  
    /* USER CODE BEGIN I2C2_MspDeInit 1 */
  
    /* USER CODE END I2C2_MspDeInit 1 */
    }
  }
  
  /* USER CODE BEGIN 1 */
  
  /* USER CODE END 1 */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  