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#include<reg51.h>
#include<intrins.h>
#define uchar unsigned char
intert(); show(); flicker(); timeshow(); delays(uchar i);
uchar second,minute,hour,i,j,n,k;
uchar Timetable[6];
uchar Ledtable[10]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};
main()
{
intert();
while(1)
{
show();
flicker();
}
}
show()
{
timeshow();
P2=0xfe;
for(n=0;n<6;n++)
{
P0=Ledtable[Timetable[n]];
if(n==2)P0=P0|0x80; if(n==4)P0=P0|0x80;
delays(1);
P2=_crol_(P2,1);
}
}
timeshow()
{
Timetable[0]=second%10;
Timetable[1]=second/10;
Timetable[2]=minute%10;
Timetable[3]=minute/10;
Timetable[4]=hour%10;
Timetable[5]=hour/10;
}
flicker()
{
while(k==1)
{
for(i=0;i<150;i++)
{
P2=0xfb;
for(n=2;n<6;n++)
{
P0=Ledtable[Timetable[n]];
if(n==2)P0=P0|0x80; if(n==4)P0=P0|0x80;
delays(1);
P2=_crol_(P2,1);
}
}
for(i=0;i<170;i++)
{
show();
}
}
while(k==2)
{
for(i=0;i<150;i++)
{
P2=0xfe;
for(n=0;n<2;n++)
{
P0=Ledtable[Timetable[n]];
if(n==2)P0=P0|0x80; if(n==4)P0=P0|0x80;
delays(1);
P2=_crol_(P2,1);
}
P2=0xef;
for(n=4;n<6;n++)
{
P0=Ledtable[Timetable[n]];
if(n==2)P0=P0|0x80; if(n==4)P0=P0|0x80;
delays(1);
P2=_crol_(P2,1);
}
}
for(i=0;i<170;i++)
{
show();
}
}
while(k==3)
{
for(i=0;i<150;i++)
{
P2=0xfe;
for(n=0;n<4;n++)
{
P0=Ledtable[Timetable[n]];
if(n==2)P0=P0|0x80;
delays(1);
P2=_crol_(P2,1);
}
}
for(i=0;i<170;i++)
{
show();
}
}
}
modification1() interrupt 0
{
TR0=0;k++;
if(k==4)
{
k=0;TR0=1;
}
}
modification2() interrupt 2
{
if(k==1)second++;
if(second==60)second=0;
if(k==2)minute++;
if(minute==60)minute=0;
if(k==3)hour++;
if(hour==24)hour=0;
}
time() interrupt 1
{
TH0=0x3c;
TL0=0xb0;
j++;
if(j==20){j=0;second++;}
if(second==60){second=0;minute++;}
if(minute==60){minute=0;hour++;}
if(hour==24)hour=0;
}
intert()
{
TMOD=0x01;
TH0=0x3c;
TL0=0xb0;
EA=1;
ET0=1;
TR0=1;
EX1=1;
EX0=1;
IT0=1;
IT1=1;
PX1=1;
second=minute=hour=k=0;
}
delays(uchar i)
{
uchar a;
while(i--)
for(a=0;a<85;a++);
}
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