#ifndef __i2c_H__
#define __i2c_H__

#ifdef __cplusplus
extern "C" {
#endif 

#include "stm32f1xx_hal.h"
//imu-iic
#define SCL_H         GPIOB->BSRR = GPIO_PIN_8 
#define SCL_L         GPIOB->BRR  = GPIO_PIN_8 

#define SDA_H         GPIOB->BSRR = GPIO_PIN_9
#define SDA_L         GPIOB->BRR  = GPIO_PIN_9 

#define SCL_read      GPIOB->IDR  & GPIO_PIN_8
#define SDA_read      GPIOB->IDR  & GPIO_PIN_9 
	
//³¬Ιω²¨-iic
#define HC_SCL_H         GPIOB->BSRR = GPIO_PIN_1
#define HC_SCL_L         GPIOB->BRR  = GPIO_PIN_1 

#define HC_SDA_H         GPIOB->BSRR = GPIO_PIN_0
#define HC_SDA_L         GPIOB->BRR  = GPIO_PIN_0 

#define HC_SCL_read      GPIOB->IDR  & GPIO_PIN_1
#define HC_SDA_read      GPIOB->IDR  & GPIO_PIN_0 
/*********************************************************************************************************************/
void HC_I2C_Init(void);
void HC_I2C_Write(void);
int HC_I2C_Read(void);

void PB_I2C_Init(void);
int PB_I2C_Write_Byte(uint8_t addr, uint8_t reg, uint8_t data);
int PB_I2C_Write_Buf(uint8_t addr, uint8_t reg, uint8_t *data, uint8_t size);

int PB_I2C_Read_Byte(uint8_t addr, uint8_t reg, uint8_t* data);
int PB_I2C_Read_Buf(uint8_t addr,uint8_t reg, uint8_t* data, uint8_t size);


#ifdef __cplusplus
}
#endif 

#endif //__i2c_H__