#include  "reg51.h"

//void delay1s()
//{  
//  unsigned char i;
//  for(i=0;i<1;i++){      
//    TH1=(65536-10000)/256; 
//    TL1=(65536-10000)%256; 
//    TR1=1;
//    while(!TF1); 
//    TF1=0;	
//   }
//}
unsigned char miao=0;
unsigned char led[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90} ;

void ZD1() interrupt 3
{  
  static unsigned char count=0;   
  TH1=(65536-50000)/256; 
  TL1=(65536-50000)%256; 
	count++;
  if(count>=20)
	{
		count=0;
		miao++; 
    if(miao==100)
		{
			miao=0;
		}
	}		
}

void disp(unsigned char i)
{
    unsigned int k;
//    unsigned char led[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90} ;
//    for ( k = 0; k < 50; k++)
//    {
        P2=0xe7;
        P0=~led[i/10];
	for(k=0;k<100;k++);
	P0=0X00;
//        delay1s();
        P2=0xe3;
        P0=~led[i%10];
	for(k=0;k<100;k++);
	P0=0X00;
//        delay1s();
//    }
}
void main()
{
//    unsigned char miao=0;
    TMOD=0x10; 
    TH1=(65536-50000)/256;  
    TL1=(65536-50000)%256; 

	ET1=1;//开放T1中断允许
	EA=1;//开放总中断允许

		TR1=1; 	
    while(1)
		{
        disp(miao);
    }
}