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/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file Examples_MIX/I2C/I2C_OneBoard_ComSlave7_10bits_IT/Src/stm32wbxx_hal_msp.c
* @author MCD Application Team
* @brief HAL MSP module.
******************************************************************************
* @attention
*
* <h2><center>© COPYRIGHT(c) 2019 STMicroelectronics</center></h2>
*
* 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.
*
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
/* USER CODE BEGIN Includes */
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN TD */
/* USER CODE END TD */
/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN Define */
/* USER CODE END Define */
/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN Macro */
/* USER CODE END Macro */
/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
/* USER CODE BEGIN PFP */
/* USER CODE END PFP */
/* External functions --------------------------------------------------------*/
/* USER CODE BEGIN ExternalFunctions */
/* USER CODE END ExternalFunctions */
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
/**
* Initializes the Global MSP.
*/
void HAL_MspInit(void)
{
/* USER CODE BEGIN MspInit 0 */
/* USER CODE END MspInit 0 */
/* System interrupt init*/
/* USER CODE BEGIN MspInit 1 */
/* USER CODE END MspInit 1 */
}
/**
* @brief I2C MSP Initialization
* This function configures the hardware resources used in this example
* @param hi2c: I2C handle pointer
* @retval None
*/
void HAL_I2C_MspInit(I2C_HandleTypeDef* hi2c)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
if(hi2c->Instance==I2C1)
{
/* USER CODE BEGIN I2C1_MspInit 0 */
/* USER CODE END I2C1_MspInit 0 */
__HAL_RCC_GPIOB_CLK_ENABLE();
/**I2C1 GPIO Configuration
PB8 ------> I2C1_SCL
PB9 ------> I2C1_SDA
*/
GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9;
GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
GPIO_InitStruct.Alternate = GPIO_AF4_I2C1;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/* Peripheral clock enable */
__HAL_RCC_I2C1_CLK_ENABLE();
/* USER CODE BEGIN I2C1_MspInit 1 */
/* NVIC for I2Cx_MASTER */
HAL_NVIC_SetPriority(I2Cx_MASTER_ER_IRQn, 1, 0);
HAL_NVIC_EnableIRQ(I2Cx_MASTER_ER_IRQn);
HAL_NVIC_SetPriority(I2Cx_MASTER_EV_IRQn, 2, 0);
HAL_NVIC_EnableIRQ(I2Cx_MASTER_EV_IRQn);
/* USER CODE END I2C1_MspInit 1 */
}
else if(hi2c->Instance==I2C3)
{
/* USER CODE BEGIN I2C3_MspInit 0 */
/* USER CODE END I2C3_MspInit 0 */
__HAL_RCC_GPIOC_CLK_ENABLE();
/**I2C3 GPIO Configuration
PC0 ------> I2C3_SCL
PC1 ------> I2C3_SDA
*/
GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1;
GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
GPIO_InitStruct.Alternate = GPIO_AF4_I2C3;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/* Peripheral clock enable */
__HAL_RCC_I2C3_CLK_ENABLE();
/* USER CODE BEGIN I2C3_MspInit 1 */
/* NVIC for I2Cx_SLAVE */
HAL_NVIC_SetPriority(I2Cx_SLAVE_ER_IRQn, 1, 0);
HAL_NVIC_EnableIRQ(I2Cx_SLAVE_ER_IRQn);
HAL_NVIC_SetPriority(I2Cx_SLAVE_EV_IRQn, 2, 0);
HAL_NVIC_EnableIRQ(I2Cx_SLAVE_EV_IRQn);
/* USER CODE END I2C3_MspInit 1 */
}
}
/**
* @brief I2C MSP De-Initialization
* This function freeze the hardware resources used in this example
* @param hi2c: I2C handle pointer
* @retval None
*/
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 */
__HAL_RCC_I2C1_CLK_DISABLE();
/**I2C1 GPIO Configuration
PB8 ------> I2C1_SCL
PB9 ------> I2C1_SDA
*/
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_8);
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_9);
/* USER CODE BEGIN I2C1_MspDeInit 1 */
HAL_NVIC_DisableIRQ(I2Cx_MASTER_ER_IRQn);
HAL_NVIC_DisableIRQ(I2Cx_MASTER_EV_IRQn);
/* 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 */
__HAL_RCC_I2C3_CLK_DISABLE();
/**I2C3 GPIO Configuration
PC0 ------> I2C3_SCL
PC1 ------> I2C3_SDA
*/
HAL_GPIO_DeInit(GPIOC, GPIO_PIN_0);
HAL_GPIO_DeInit(GPIOC, GPIO_PIN_1);
/* USER CODE BEGIN I2C3_MspDeInit 1 */
HAL_NVIC_DisableIRQ(I2Cx_SLAVE_ER_IRQn);
HAL_NVIC_DisableIRQ(I2Cx_SLAVE_EV_IRQn);
/* USER CODE END I2C3_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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