#ifndef __IOI2C_H
#define __IOI2C_H
// #include "stm32f4xx_hal.h"
#include "at32f415.h"
#ifdef __cplusplus
extern "C" {
#endif
// IO 口操作宏定义
#define BITBAND(addr, bitnum)  ((addr & 0xF0000000) + 0x2000000 + ((addr & 0xFFFFF) << 5) + (bitnum << 2))
#define MEM_ADDR(addr)         *((volatile unsigned long *)(addr))
#define BIT_ADDR(addr, bitnum) MEM_ADDR(BITBAND(addr, bitnum))

/**
 * @name 需要自行更改的IIC_GPIO定义
 * @{
 */
// #define SCL_H         HAL_GPIO_WritePin(IIC_SCL_GPIO_Port,IIC_SCL_Pin,GPIO_PIN_SET)
// #define SCL_L         HAL_GPIO_WritePin(IIC_SCL_GPIO_Port,IIC_SCL_Pin,GPIO_PIN_RESET)

// #define SDA_H         HAL_GPIO_WritePin(IIC_SDA_GPIO_Port,IIC_SDA_Pin,GPIO_PIN_SET)
// #define SDA_L         HAL_GPIO_WritePin(IIC_SDA_GPIO_Port,IIC_SDA_Pin,GPIO_PIN_RESET)

// #define SCL_read      HAL_GPIO_ReadPin(IIC_SCL_GPIO_Port,IIC_SCL_Pin)
// #define SDA_read      HAL_GPIO_ReadPin(IIC_SDA_GPIO_Port,IIC_SDA_Pin)

#define SCL_H    gpio_bits_write(GPIOB, GPIO_PINS_6, SET)
#define SCL_L    gpio_bits_write(GPIOB, GPIO_PINS_6, RESET)

#define SDA_H    gpio_bits_write(GPIOB, GPIO_PINS_7, SET)
#define SDA_L    gpio_bits_write(GPIOB, GPIO_PINS_7, RESET)

#define SCL_read gpio_input_data_bit_read(GPIOB, GPIO_PINS_6)
#define SDA_read gpio_input_data_bit_read(GPIOB, GPIO_PINS_7)
/** @} */
extern void ST_IIC_Init(void); //<初始化 IIC 的 IO 口

extern unsigned char ST_IIC_ReadOneByte(unsigned char I2C_Addr, unsigned char addr);
extern unsigned char ST_IICwriteByte(unsigned char dev, unsigned char reg, unsigned char data);
extern uint8_t ST_IICwriteBytes(uint8_t dev, uint8_t reg, uint8_t length, uint8_t *data);
extern uint8_t ST_IICwriteBit(uint8_t dev, uint8_t reg, uint8_t bitNum, uint8_t data);
extern uint8_t ST_IICreadBytes(uint8_t SlaveAddress, uint8_t REG_Address, uint8_t len, uint8_t *data);
#ifdef __cplusplus
}
#endif
#endif

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