key.h

来自「手把手教你单片机」· C头文件 代码 · 共 24 行

#ifndef  _KEY_H_
#define  _KEY_H_

typedef   unsigned char  uint8;
typedef   unsigned int   uint16;

sbit KeyIn1 = P2^4;
sbit KeyIn2 = P2^5;
sbit KeyIn3 = P2^6;
sbit KeyIn4 = P2^7;
sbit KeyOut1 = P2^3;
sbit KeyOut2 = P2^2;
sbit KeyOut3 = P2^1;
sbit KeyOut4 = P2^0;

sbit ADDR0 = P1^0;
sbit ADDR1 = P1^1;
sbit ADDR2 = P1^2;
sbit ADDR3 = P1^3;
sbit ENLED = P1^4;



#endif