bao1.i

C51学习书

#line 1 "bao1.c" /0
 
#error *** WARNING C318 IN LINE 1 OF bao1.c: can't open file 'AT89X51.H'
 
 unsigned char code dispcode[]={0x3f,0x06,0x5b,0x4f, 
 0x66,0x6d,0x7d,0x07, 
 0x7f,0x6f,0x77,0x7c, 
 0x39,0x5e,0x79,0x71,0x00}; 
 unsigned char second; 
 unsigned char tcount; 
 
 void delay10ms(void) 
 {
 for(i=20;i>0;i--)
 for(j=248;j>0;j--)
 }
 void outsignal(void) 
 {
 settime=p_3/16*10+p_3%16;
 p4_0=1; 
 for(k=settime*10;k>0;K--)
 for(i=20;i>0;i--)
 for(j=248;j>0;j--)
 P4_0=0;
 }  
 void main(void) 
 { 
 while(1)
 {
 setcount=p_0/16*10+p_0%16;
 
 if p2_0==0 
 {
 delay10ms();
 if(p2_0==0)
 {
 curcount++;
 if(curcount==setcount)
 {curcount=0;}
 while(p2_0==0); 
 }
 if p2_0==0
 {
 delay10ms();
 if(p2_0==0)
 {
 curcount++;
 if(curcount==setcount)
 outsignal();
 {curcount=0;}
 while(p2_0==0); 
 }
 
 
 void t0(void) interrupt 1 using 0 
 { 
 tcount++; 
 if(tcount==20) 
 { 
 tcount=0; 
 second++; 
 if(second==60) 
 { 
 second=0; 
 } 
 P0=dispcode[second/10];  
 P2=dispcode[second%10];              
 } 
 TH0=(65536-50000)/256; 
 TL0=(65536-50000)%256; 
 }