Program:
#include
void delay(unsigned int d);
char t;
unsigned char code duan[] = {0x3f,0x06,
0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x40} ;
unsigned char code wei[8]={0xfe,0xfd,0xfb
,0xf7,0xef,0xdF,0xbF,0x7F};
main()
{
unsigned int f=1,n=0;
unsigned char i,out[8];
t=0;
while(1)
{
if(++t>=1)
{
t=0;
++f;
if(f==10000)
{f=0;
n++;
}
if(n==10000)
{
n=0;
}
}
out[4]=duan[f%10000/1000]; //thousands
out[5]=duan[f%1000/100]; //hundreds
out[6]=duan[f%100/10 ]; //Tens digit
out[7]=duan[f%10]; //Ones digit
out[0]=duan[n%10000/1000]; //Ten million
out[1]=duan[n%1000 /100]; //one million
out[2]=duan[n%100/10]; //one hundred thousand
out[3]=duan[n%10]; //ten thousand
for( i=0; i<8 ; i++)
{P1=wei[1];
P0 = out[i];
P1 = wei[i];
delay(10);
}
}
}
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