twi.h

PTR8000无线通信模块的单片机控制程序

// This is a headfile for twi communication
#include <iom8v.h>
#include <macros.h>
#include <math.h>
#include <string.h>
#define num 4
//*************************PTR8000宏定义部分*****************************************
#define 	WC 		0x00		//Write configuration register Command
#define  	RC 		0x10		//Read configuration register Command
#define 	WTP 	0x20		//Write TX payload Command
#define 	RTP 	0x21		//Read TX payload Command
#define 	WTA 	0x22		//Write TX Address Command
#define 	RTA 	0x23		//Read TX Address Command
#define 	RRP 	0x24		//Read RX payload Command
//Interrupt  中断入口地址
#pragma interrupt_handler twi_isr:18

//函数声明
void StopDelay(void);
void start(void);
void stop(void);
void twi_init(void);
void checkstate(void);
void twiWriteByte(unsigned char WriteAddress,char data);
void twiReadByte(unsigned char ReadAaddress);