stm32f4xx_hal_msp.c File Reference

This file provides code for the MSP Initialization and de-Initialization codes. More...

#include "main.h"

Functions
void	HAL_MspInit (void)
void	HAL_I2C_MspInit (I2C_HandleTypeDef *hi2c)
	I2C MSP Initialization This function configures the hardware resources used in this example.
void	HAL_I2C_MspDeInit (I2C_HandleTypeDef *hi2c)
	I2C MSP De-Initialization This function freeze the hardware resources used in this example.
void	HAL_TIM_Base_MspInit (TIM_HandleTypeDef *htim_base)
	TIM_Base MSP Initialization This function configures the hardware resources used in this example.
void	HAL_TIM_Base_MspDeInit (TIM_HandleTypeDef *htim_base)
	TIM_Base MSP De-Initialization This function freeze the hardware resources used in this example.
void	HAL_UART_MspInit (UART_HandleTypeDef *huart)
	UART MSP Initialization This function configures the hardware resources used in this example.
void	HAL_UART_MspDeInit (UART_HandleTypeDef *huart)
	UART MSP De-Initialization This function freeze the hardware resources used in this example.

Detailed Description

This file provides code for the MSP Initialization and de-Initialization codes.

Attention

Copyright (c) 2026 STMicroelectronics. All rights reserved.

This software is licensed under terms that can be found in the LICENSE file in the root directory of this software component. If no LICENSE file comes with this software, it is provided AS-IS.

Function Documentation

HAL_I2C_MspDeInit()

void HAL_I2C_MspDeInit

(

I2C_HandleTypeDef *

hi2c

)

I2C MSP De-Initialization This function freeze the hardware resources used in this example.

Parameters

hi2c	I2C handle pointer

Return values

None

I2C3 GPIO Configuration PC9 ------> I2C3_SDA PA8 ------> I2C3_SCL

HAL_I2C_MspInit()

void HAL_I2C_MspInit

(

I2C_HandleTypeDef *

hi2c

)

I2C MSP Initialization This function configures the hardware resources used in this example.

Parameters

hi2c	I2C handle pointer

Return values

None

I2C3 GPIO Configuration PC9 ------> I2C3_SDA PA8 ------> I2C3_SCL

HAL_MspInit()

void HAL_MspInit

(

void

)

Initializes the Global MSP.

HAL_TIM_Base_MspDeInit()

void HAL_TIM_Base_MspDeInit

(

TIM_HandleTypeDef *

htim_base

)

TIM_Base MSP De-Initialization This function freeze the hardware resources used in this example.

Parameters

htim_base

TIM_Base handle pointer

Return values

None

HAL_TIM_Base_MspInit()

void HAL_TIM_Base_MspInit

(

TIM_HandleTypeDef *

htim_base

)

TIM_Base MSP Initialization This function configures the hardware resources used in this example.

Parameters

htim_base

TIM_Base handle pointer

Return values

None

HAL_UART_MspDeInit()

void HAL_UART_MspDeInit

(

UART_HandleTypeDef *

huart

)

UART MSP De-Initialization This function freeze the hardware resources used in this example.

Parameters

huart

UART handle pointer

Return values

None

USART2 GPIO Configuration PA2 ------> USART2_TX PA3 ------> USART2_RX

HAL_UART_MspInit()

void HAL_UART_MspInit

(

UART_HandleTypeDef *

huart

)

UART MSP Initialization This function configures the hardware resources used in this example.

Parameters

huart

UART handle pointer

Return values

None

USART2 GPIO Configuration PA2 ------> USART2_TX PA3 ------> USART2_RX