io.h

里面包含了LCD显示

//*******************************************************************
//*******************************************************************


#include "reg52.h"
#include <intrins.h>
#include <string.h>
#include <stdio.h>
#include <absacc.h>

#define  uchar unsigned  char
#define  uint  unsigned  int
#define  wdt() WDT_CONTR = 0X37;

#define Success		0
#define Time_Out	-1


#define	RD_STA_REG	0xF1
#define	SEND_DATA	0x7E
#define	WR_TX_REG   0x7F

sfr  P4        = 0xe8;
sfr  SCONF     = 0XBF;
sfr  WDT_CONTR = 0XE1;
sfr  AUXR      = 0X8E;


sbit key1 = P1^0;     
sbit key2 = P1^1;
sbit key3 = P1^2;
sbit key4 = P1^3;
sbit key5 = P1^4;	
sbit key6 = P1^5;     
sbit key7 = P1^6;    
sbit key8 = P1^7;   


sbit Led_R   = P2^1;   //指示灯1
sbit Led_G   = P2^2;   //指示灯2

sbit lcd_res = P2^3;   //以下六个都用于lcd
sbit E2  = P2^4; 
sbit E1  = P2^5; 
sbit A0  = P2^6; 
sbit RW  = P2^7; 

	  
sbit LME_TXBUSY = P3^2;	   
sbit LME_RXBUSY = P3^3; 
sbit LME_RESET  = P3^4; 
sbit rfoutpin   = P3^5;	 //无线的发射引脚	
sbit rfintpin   = P3^6;	 //无线的接收引脚

  
sbit ifr_ir     = P4^2;
sbit key9       = P4^3;