#include?“reg51.h“
#include?
#include?“ziku.h“
#define?uchar?unsigned?char
uchar?keyi=-4j=0a=0;
int?suan[8]={00000000};
writedata?（uchar?dat）;
writecmd（uchar?cmd）;
LCDInitialize（）;
Show（uchar?Pageuchar?Lineuchar?Widthuchar?*Row）;
ShowGraph（uchar?Pageuchar?Lineuchar?Widthuchar?Highuchar?*Graph）;
Showchinese（uchar?pageuchar?lineuchar?*p）;
Showshu（uchar?pageuchar?lineuchar?*q）;

void?delayms（uchar?ms）
{
	uchar?i;
	while（ms--）
	{
		for（i=0;i<60;i++）;
	}
}

uchar?keyscan（void）
{
??uchar?scantemp;
??P1=0xf0;
??if（（P1&0xf0）!=0xf0）
??{
????delayms（1000）;
	i=i+4;j=j+1;
	delayms（10）;
	if（j>7）?j=0;
	if（i>24）?i=-4;
	if（（P1&0xf0）!=0xf0）
	{?
	?scan=0xfe;
	?while（（scan&0x10）!=0）
	?{?
	???P1=scan;
	???if（（P1&0xf0）!=0xf0）
	???{temp=（P1&0xf0）|0x0f;
	???return（（~scan）+（~temp））;
	???}
	???else?scan=（scan<<1）|0x01;
	???}
	??}
	?}
	?return（0）;
?}

jisuan（）
{?
??int?n;
??if（a==1）
??{?n=suan[1]/suan[5];
????delayms（10）;
	Showshu（540&shuzi[15*16]）;
	Showshu（548&shuzi[n%10*16]）;
	}
	else
	if（a==2）
	{?n=suan[1]*suan[5];
	??delayms（10）;
	??Showshu（540&shuzi[n/10*16]）;
??????Showshu（548&shuzi[n%10*16]）;
	?}
	else
	if（a==3）
????{?n=suan[1]-suan[5];
	??delayms（10）;
	??Showshu（540&shuzi[15*16]）;
	??Showshu（548&shuzi[n%10*16]）;
?????}
	?else
	?if（a==4）
	?{
	??n=suan[1]+suan[5];
	??delayms（10）;
	??Showshu（540&shuzi[n/10*16]）;
	??Showshu（548&shuzi[n%10*16]）;
	}
}

main（void）
{
	LCDInitialize（）;
????Showchinese（00qing）;
	Showchinese（016shu）;
	Showchinese（032ru）;
	Showchinese（048maohao）;
	ShowGraph（080324Pig）;
????while（1）
	{	int?m;
		key=keyscan（）;
		switch（key）
		{
		??case?0x11:?Showshu（5i&shuzi[7*16]）;suan[j]=7;break;
		??case?0x12:?Showshu（5i&shuzi[4*16]）;suan[j]=4;break;
		??case?0x14:?Showshu（5i&shuzi[1*16]）;suan[j]=1;break;
		??case?0x18:?for（m=0;m<7;m++）?
		????????????{?Showshu（58*m&shuzi[15*16]）;}
		????????????i=24;j=7;break;
		??case?0x21:?Showshu（5i&shuzi[8*16]）;suan[j]=8;break;
		??case?0x22:?Showshu（5i&shuzi[5*16]）;suan[j]=5;break;
		??case?0x24:?Showshu（5i&shuzi[2*16]）;suan[j]=2;break;
		??case?0x28:?Showshu（5i&shuzi[0*16]）;suan[j]=0;break;
		??case?0x41:?Showshu（5i&shuzi[9*16]）;suan[j]=9;break;
		??case?0x42:?Showshu（5i&shuzi[6*16]）;suan[j]=6;break;
		??case?0x44:?Showshu（5i&shuzi[3*16]）;suan[j]=3;break;
		??case?0x48:?Showshu（5i&shuzi[14*16]）;suan[j]=0;jisuan（）;break;
		??case?0x81:?Showshu（5i&shuzi[10*16]）;a=1;break;
		??case?0x82:?Showshu（5i&shuzi[11*16]）;a=2;break;
		??case?0x84:?Showshu（5i&shuzi[12*16]）;a=3;break;
		??case?0x88:?Showshu（5i&shuzi[13*16]）;a=4;break;
		}
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????100460??2011-02-04?14:03??計算器\jisuan.DSN

?????文件???????1054??2011-02-06?10:42??計算器\jisuan.PWI

?????文件?????100460??2011-02-04?14:03??計算器\Last?Loaded?jisuan.DBK

?????文件??????18953??2011-02-06?09:55??計算器\s

?????文件?????????67??2011-02-06?09:55??計算器\s.lnp

?????文件??????16409??2011-02-06?09:55??計算器\s.M51

?????文件???????1609??2011-02-06?09:56??計算器\s.Opt

?????文件????????174??2011-02-06?10:05??計算器\s.plg

?????文件???????2191??2011-02-04?17:07??計算器\s.Uv2

?????文件???????6376??2005-03-22?15:22??計算器\STARTUP.A51

?????文件??????14048??2011-02-06?09:55??計算器\STARTUP.LST

?????文件????????749??2011-02-06?09:55??計算器\STARTUP.OBJ

?????文件???????1609??2011-02-06?09:52??計算器\s_Opt.Bak

?????文件???????2157??2011-02-04?11:59??計算器\s_Uv2.Bak

?????文件???????2715??2011-02-06?09:26??計算器\Text.c

?????文件???????6015??2011-02-06?09:55??計算器\Text.LST

?????文件??????12808??2011-02-06?09:55??計算器\Text.OBJ

?????文件???????1538??2011-02-05?09:18??計算器\Text1.C

?????文件???????4400??2011-02-06?09:55??計算器\Text1.LST

?????文件???????8857??2011-02-06?09:55??計算器\Text1.OBJ

?????文件???????2836??2011-02-06?09:55??計算器\ziku.h

?????目錄??????????0??2011-02-06?10:42??計算器

-----------?---------??----------?-----??----

???????????????305485????????????????????22