def.h

单片机读写E2P程序 利用单片机和2402连接,向2402内写入一串数据,单片机通过按键来将写入的数据读出来 用LED显示

#ifndef _DEF_H_
#define _DEF_H_

#include "absacc.h"
#include "reg52.h"

#define uchar unsigned char

#define display_single	XBYTE[0x0000]
#define display_point XBYTE[0x0100]
#define a_d_change XBYTE[0x0200]
#define d_a_change XBYTE[0x0300]

/*#define key_1 P1^0		
#define key_2 P1^1		
#define key_3 P1^2		
#define key_4 P1^3*/

#define a16sda	P1^6
#define a16scl	P1^7

#define CAT24C16Slave	0xA0

#endif