前言

引用参考:

1. Clion开发STM32之HAL库GPIO宏定义封装(最新版)

头文件

/*******************************************************************************Copyright (c) [scl]。保留所有权利。******************************************************************************/
#ifndef STM32_F1XX_TEMPLATE_BSP_I2C_H
#define STM32_F1XX_TEMPLATE_BSP_I2C_H#include "bsp_include.h"#define I2C_DEFAULT_CNF {\.ClockSpeed = 100000,\.DutyCycle = I2C_DUTYCYCLE_2,\.OwnAddress1 = 0,\.AddressingMode = I2C_ADDRESSINGMODE_7BIT,\.DualAddressMode = I2C_DUALADDRESS_DISABLE,\.OwnAddress2 = 0,\.GeneralCallMode = I2C_GENERALCALL_DISABLE,\.NoStretchMode = I2C_NOSTRETCH_DISABLE,\}
//   PB6------> I2C1_SCL  PB7------> I2C1_SDA
#define I2C1_SCL PB6
#define I2C1_SDA PB7
void i2c1_gpio_msp_init();
void i2c1_gpio_msp_de_init();
//   PB10------> I2C2_SCL  PB11------> I2C2_SDA
#define I2C2_SCL PB10
#define I2C2_SDA PB11
void i2c2_gpio_msp_init();
void i2c2_gpio_msp_de_init();
void bsp_I2cSimpleInit(I2C_HandleTypeDef *handle);sys_force_static_inline void bsp_I2cInit(I2C_HandleTypeDef *handle, uint32_t own_addr) {handle->Init.OwnAddress1 = own_addr;bsp_I2cSimpleInit(handle);
}#endif //STM32_F1XX_TEMPLATE_BSP_I2C_H

源文件

/*******************************************************************************Copyright (c) [scl]。保留所有权利。******************************************************************************/
#include "bsp_i2c.h"void HAL_I2C_MspInit(I2C_HandleTypeDef *i2cHandle) {if (i2cHandle->Instance == I2C1) {__HAL_RCC_I2C1_CLK_ENABLE();i2c1_gpio_msp_init();} else if (i2cHandle->Instance == I2C2) {__HAL_RCC_I2C2_CLK_ENABLE();i2c2_gpio_msp_init();}
}void HAL_I2C_MspDeInit(I2C_HandleTypeDef *i2cHandle) {if (i2cHandle->Instance == I2C1) {__HAL_RCC_I2C1_CLK_DISABLE();i2c1_gpio_msp_de_init();} else if (i2cHandle->Instance == I2C2) {__HAL_RCC_I2C2_CLK_DISABLE();i2c2_gpio_msp_de_init();}
}void bsp_I2cSimpleInit(I2C_HandleTypeDef *handle) {if (HAL_I2C_Init(handle) != HAL_OK) {error_handle();}
}__weak void i2c1_gpio_msp_init() {stm32_pin_define_mode_set(stm_get_pin(I2C1_SCL), pin_mode_af_od);stm32_pin_define_mode_set(stm_get_pin(I2C1_SDA), pin_mode_af_od);
}__weak void i2c1_gpio_msp_de_init() {stm32_pin_define_reset(stm_get_pin(I2C1_SCL));stm32_pin_define_reset(stm_get_pin(I2C1_SDA));
}__weak void i2c2_gpio_msp_init() {stm32_pin_define_mode_set(stm_get_pin(I2C2_SCL), pin_mode_af_od);stm32_pin_define_mode_set(stm_get_pin(I2C2_SDA), pin_mode_af_od);}__weak void i2c2_gpio_msp_de_init() {stm32_pin_define_reset(stm_get_pin(I2C2_SCL));stm32_pin_define_reset(stm_get_pin(I2C2_SDA));
}