Пример #1
0
void HAL_I2C_MspDeInit(I2C_HandleTypeDef* hi2c)
{

  if(hi2c->Instance==I2C3)
  {
  /* USER CODE BEGIN I2C3_MspDeInit 0 */

  /* USER CODE END I2C3_MspDeInit 0 */
    /* Peripheral clock disable */
    __I2C3_CLK_DISABLE();
  
    /**I2C3 GPIO Configuration    
    PC9     ------> I2C3_SDA
    PA8     ------> I2C3_SCL 
    */
    HAL_GPIO_DeInit(GPIOC, GPIO_PIN_9);

    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_8);

  }
  /* USER CODE BEGIN I2C3_MspDeInit 1 */

  /* USER CODE END I2C3_MspDeInit 1 */

}
Пример #2
0
void HAL_I2C_MspDeInit( I2C_HandleTypeDef *hi2c )
{
  if( hi2c->Instance == I2C3 )  {
    __I2C3_CLK_DISABLE();
    HAL_GPIO_DeInit( GPIOA, GPIO_PIN_8 );
    HAL_GPIO_DeInit( GPIOC, GPIO_PIN_9 );
    HAL_NVIC_DisableIRQ( I2C3_EV_IRQn );
  }
}
Пример #3
0
void HAL_I2C_MspDeInit(I2C_HandleTypeDef* hi2c)
{

  if(hi2c->Instance==I2C1)
  {
  /* USER CODE BEGIN I2C1_MspDeInit 0 */

  /* USER CODE END I2C1_MspDeInit 0 */
    /* Peripheral clock disable */
    __I2C1_CLK_DISABLE();
  
    /**I2C1 GPIO Configuration    
    PB8     ------> I2C1_SCL
    PB9     ------> I2C1_SDA 
    */
    HAL_GPIO_DeInit(GPIOB, GPIO_PIN_8|GPIO_PIN_9);

    /* Peripheral DMA DeInit*/
    HAL_DMA_DeInit(hi2c->hdmarx);
    HAL_DMA_DeInit(hi2c->hdmatx);
  /* USER CODE BEGIN I2C1_MspDeInit 1 */

  /* USER CODE END I2C1_MspDeInit 1 */
  }
  else if(hi2c->Instance==I2C3)
  {
  /* USER CODE BEGIN I2C3_MspDeInit 0 */

  /* USER CODE END I2C3_MspDeInit 0 */
    /* Peripheral clock disable */
    __I2C3_CLK_DISABLE();
  
    /**I2C3 GPIO Configuration    
    PC9     ------> I2C3_SDA
    PA8     ------> I2C3_SCL 
    */
    HAL_GPIO_DeInit(GPIOC, GPIO_PIN_9);

    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_8);

    /* Peripheral DMA DeInit*/
    HAL_DMA_DeInit(hi2c->hdmatx);
    HAL_DMA_DeInit(hi2c->hdmarx);
  /* USER CODE BEGIN I2C3_MspDeInit 1 */

  /* USER CODE END I2C3_MspDeInit 1 */
  }
} 
Пример #4
0
void i2c_deinit(I2C_HandleTypeDef *i2c) {
    HAL_I2C_DeInit(i2c);
    if (0) {
    #if defined(MICROPY_HW_I2C1_SCL)
    } else if (i2c->Instance == I2C1) {
        __I2C1_FORCE_RESET();
        __I2C1_RELEASE_RESET();
        __I2C1_CLK_DISABLE();
        HAL_NVIC_DisableIRQ(I2C1_EV_IRQn);
        HAL_NVIC_DisableIRQ(I2C1_ER_IRQn);
    #endif
    #if defined(MICROPY_HW_I2C2_SCL)
    } else if (i2c->Instance == I2C2) {
        __I2C2_FORCE_RESET();
        __I2C2_RELEASE_RESET();
        __I2C2_CLK_DISABLE();
        HAL_NVIC_DisableIRQ(I2C2_EV_IRQn);
        HAL_NVIC_DisableIRQ(I2C2_ER_IRQn);
    #endif
    #if defined(MICROPY_HW_I2C3_SCL)
    } else if (i2c->Instance == I2C3) {
        __I2C3_FORCE_RESET();
        __I2C3_RELEASE_RESET();
        __I2C3_CLK_DISABLE();
        HAL_NVIC_DisableIRQ(I2C3_EV_IRQn);
        HAL_NVIC_DisableIRQ(I2C3_ER_IRQn);
    #endif
    #if defined(MICROPY_HW_I2C4_SCL)
    } else if (i2c->Instance == I2C4) {
        __HAL_RCC_I2C4_FORCE_RESET();
        __HAL_RCC_I2C4_RELEASE_RESET();
        __HAL_RCC_I2C4_CLK_DISABLE();
        HAL_NVIC_DisableIRQ(I2C4_EV_IRQn);
        HAL_NVIC_DisableIRQ(I2C4_ER_IRQn);
    #endif
    }
}