兼职项目 智能自行车
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#ifndef __I2C_H_
#define __I2C_H_
#include <reg51.h>
sbit SCL=P1^1;
sbit SDA=P1^0;
void I2cStart();
void I2cStop();
unsigned char I2cSendByte(unsigned char dat);
unsigned char I2cReadByte();
void At24c02Write(unsigned char addr,unsigned char dat);
unsigned char At24c02Read(unsigned char addr);
void Delay10us();
#endif