i2c.c

来自「单片机c语言程序设计100例--基于PIC+PROTEUS」· C语言 代码 · 共 72 行

//-----------------------------------------------------------------
//  名称: I2C驱动程序
//-----------------------------------------------------------------
#define INT8U   unsigned char
#define INT16U  unsigned int
#define _XTAL_FREQ 4000000UL
#include <pic.h> 
#include "i2c.h"
//-----------------------------------------------------------------
// IIC初始化
//-----------------------------------------------------------------
void IIC_Init()
{




}

//-----------------------------------------------------------------
// 等待IIC空闲
//-----------------------------------------------------------------
void IIC_WaitForIdle()
{


}

//-----------------------------------------------------------------
// IIC启动
//-----------------------------------------------------------------
void IIC_Start()
{


}

//-----------------------------------------------------------------
// IIC重新开始
//-----------------------------------------------------------------
void IIC_RepStart()
{


}

//-----------------------------------------------------------------
// 向IIC总线写入1字节
//-----------------------------------------------------------------
INT8U IIC_Write(INT8U dat)
{


}

//-----------------------------------------------------------------
// 从IIC总线读取1字节(ack=1应答,否则不应答)
//-----------------------------------------------------------------
int IIC_Read(INT8U ack)
{


}

//-----------------------------------------------------------------
// IIC停止
//-----------------------------------------------------------------
void IIC_Stop()
{


}