iic_gpio.h

自己编写的用普通IO口模拟实现的IIC协议

#ifndef __IIC_H__
#define __IIC_H__

void Sda_Output(void);
void Sda_Input(void);

void Scl_Output(void);
void Scl_Input(void);

void Sda_High(void);
void Sda_Low(void);

void Scl_High(void);
void Scl_Low(void);

int Get_Sda_Val(void);
void _Nop(void) ;

void I2c_Wait(void);

void Start_I2c();
void Stop_I2c();

void  SendByte(unsigned char c);
unsigned char  RcvByte(void);

void Ack_I2c(unsigned char ack);
void I2c_Init(void);

unsigned char dr_vIIC_ReadByte(unsigned int slvAddr,unsigned int addr,unsigned char *data);

unsigned char dr_vIIC_WriteByte(unsigned char slvAddr,unsigned int addr,unsigned char data);

void Delay_ms(int delay);



#endif