#ifndef __SoftI2C_h__
#define __SoftI2C_h__

//IIC端口定义
#ifndef HIGH
#define HIGH   1                                                                // HIGH
#define LOW    0                                                                // LOW
#endif

#ifndef WR
#define WR     0                                                                // WRITE
#define RD     1                                                                // READ
#endif
/*******************************************************************************/
#define SDA_IN()          EnableInput(I2C_SDA_GPIO, I2C_SDA_PINPOS)
#define SDA_OUT()         EnableOutput(I2C_SDA_GPIO, I2C_SDA_PINPOS)
#define SET_SDA()         SET_PIN(I2C_SDA_GPIO, I2C_SDA)
#define CLR_SDA()         CLR_PIN(I2C_SDA_GPIO, I2C_SDA)
#define READ_SDA()        READ_PIN(I2C_SDA_GPIO, I2C_SDA)

#define SCL_OUT()         EnableOutput(I2C_SCL_GPIO, I2C_SCL_PINPOS)
#define SET_SCL()         SET_PIN(I2C_SCL_GPIO, I2C_SCL)
#define CLR_SCL()         CLR_PIN(I2C_SCL_GPIO, I2C_SCL)
/*******************************************************************************/

//#define SDA_IN()        {I2C_GPIO->MODER &=~(3<<(7*2)); I2C_GPIO->MODER |=0<<7*2;}   //PA12输入模式
//#define SDA_OUT()       {I2C_GPIO->MODER &=~(3<<(7*2)); I2C_GPIO->MODER |=1<<7*2;}   //PA12输出模式

#define ENABLE_I2C_DELAY   0

//#define I2C_Delay()      __NOP();

#define   SI2C_Delay()   __NOP();

//void I2C_Delay(void);H
void SI2C_Init(void);
void SI2C_Start(void);
void SI2C_Stop(void);
void SI2C_Ack(void);
void SI2C_NoAck(void);

u8 SI2C_TestAck(void);
u8 SI2C_Write(u8 writeData);
u8 SI2C_Read(void);

#endif