i2c.h

来自「一个测试LCD的应用程序」· C头文件 代码 · 共 27 行

// ------------------- head file for i2c.c -------------------------------------
#ifndef __LCD_I2C__
#define __LCD_I2C__

// ---------------- Pins' Definition of I2C Bus --------------------------------
#ifndef I2C_SCL
	#define I2C_SCL P3_1	// Serial Clock
	#define I2C_SDA P3_2	// Serial Data
#endif
// -----------------------------------------------------------------------------

// ------------------------ Function Prototypes --------------------------------
// Start an I2C communication
void I2C_Start(void);
// Stop an I2C Communication
void I2C_Stop(void);
// Send a byte to I2C Bus
void I2C_SendByte(uint8 dByte);
// Read a byte from the slave device
uint8 I2C_ReadByte(void);
// Send an ACK/NACK signal to the Slave device
void I2C_SendAck(bit ACK);
// -----------------------------------------------------------------------------

#include "i2c.c"
#endif