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/****** µ¥Æ¬»ú½ÓÊÕµçÄÔ´®¿Ú·¢³öµÄÖ¸Áî²¢Ö´ÐÐÏàÓ¦¶¯×÷¡£Í¬Ê±£¬Ò²½ÓÊÕÎÞÏßÒ£¿Ø·¢³öµÄÐźţ¬²¢Ö´Ðж¯×÷**************/
#include <REG51.H>
#define uchar unsigned char
#define uint unsigned int
uchar code SEG7[10]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};//ÊýÂë¹Ü±àÂ룬ԤÁô¡¡¡¡¡¡¡¡
uchar code ACT[4]={0xfe,0xfd,0xfb,0xf7};//ÊýÂë¹ÜÏÔʾÏà¹Ø£¬Ô¤Áô
/*************************************************************/
uchar code as[]=" shoudao zhiling :";
uchar a=0x30,b;
sbit D1=P2^3;
sbit D2=P2^4;
//****************************************************
void init(void)
{
TMOD=0x20;
TH1=0xfd;
TL1=0xfd;
SCON=0x50;
TR1=1;
ES=1;
EA=1;
}
//************************
void delay(uint k)
{
uint data i,j;
for(i=0;i<k;i++)
{
for(j=0;j<121;j++){;}
}
}
//**************************************
void main(void)
{
uchar i,temp;
P2=0xff;
delay(3000);/******ÒòΪµ¥Æ¬»úÉϵçºóIO½Å³É¸ßµçƽ״̬£¬ËùÒÔÑÓʱһÏ£¬ÏÂÃæ°ÑÐèÒªµÄÒý½ÅÇå0******¡¢
P1=0x00;
D1=0;//Òª¿ØÖƵÄÒý½Å£¬Çå0.·ÀÖ¹Éϵ綯×÷ºó²»Äܸ´Ô
D2=0;
init();
while(1)
{
if(P1!=0x00) //ÎÞÏßÒ£¿Ø½ÓÊÕ½Å״̬ɨÃè
{delay(10);
if(P1!=0x00)
temp=P1;
}
switch(temp )//Ò£¿Ø½ÓÊÕ´¦Àí
{
case 0x01:D1=1;break;
case 0x02:D1=0;break;
case 0x04:D2=1;break;
case 0x08:D2=0;break;
default:break;
}
switch(b)//´®¿Ú½ÓÊÕÊý¾Ý´¦Àí
{
case 0x31:D1=1;break;
case 0x32:D1=0;break;
case 0x33:D2=1;break;
case 0x34:D2=0;break;
case 0x35:D1=0;D2=0;break;
default:break;
}
delay(1);
if(RI)
{
RI=0;i=0;
while(as[i]!=''){SBUF=as[i];while(!TI);TI=0;i++;} //´®¿Ú·¢ËÍÊý¾Ý
SBUF=b;while(!TI);TI=0; //»ØÓ¦´®¿ÚÖ¸ÁîÄÚÈÝ
EA=1;
}
}
}
//*****************************************
void serial_serve(void) interrupt 4 //´®¿ÚÖжÏ
{
a=SBUF;
b=a;
EA=0;
}
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