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_INCLUDEDtypedef 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;