global.h

上学时做的一个51单片机按键显示程序

#ifndef INCLUDE_GLOBLE_H
#define INCLUDE_GLOBLE_H
#include "./datatypes.h"
//#include "./display.h"
extern UINT8 scrflag;
extern UINT16 sreensaveclk ;
extern UINT8 elapsetime;
extern UINT8 i2cSendOk;
extern UINT8 i2cRecvOk;
extern STR_LEDBCDCODE LedsShowStr;
extern UINT8 volatile event_word;  /*system word -8 btis*/
extern UINT8 idata i2cbuf[13]; /* see in i2c.c*/
extern UINT8 scrsavebuf[];
#endif