utilities.h

51单片机 板子内部引脚电路对应的锁存端声明及常用类型定义的头文件

#ifndef UTILITIES_H_INCLUDED
#define UTILITIES_H_INCLUDED

typedef unsigned char uchar, BYTE, uint8;
typedef unsigned int uint, WORD, uint16;
typedef unsigned long ulong, DWORD, uint32;
typedef char int8;
typedef int int16;
typedef long int32;
typedef unsigned char * uchar_p;
typedef unsigned int * uint_p;
typedef unsigned long * ulong_p;
typedef char * char_p;
typedef int * int_p;
typedef long * long_p;

#endif // UTILITIES_H_INCLUDED

sbit ADDR0 = P1^0;
sbit ADDR1 = P1^1;
sbit ADDR2 = P1^2;
sbit ADDR3 = P1^3;
sbit ENLED = P1^4;
sbit ENLCD = P1^5;
sbit BUZZ = P1^6;
sbit S1302 = P1^7;

sbit KEY_OUT_3 = P2^0;
sbit KEY_OUT_2 = P2^1;
sbit KEY_OUT_1 = P2^2;
sbit KEY_OUT_0 = P2^3;
sbit KEY_IN_0 = P2^4;
sbit KEY_IN_1 = P2^5;
sbit KEY_IN_2 = P2^6;
sbit KEY_IN_3 = P2^7;

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