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½o´ó¼Ò·ÖÏíÒ»‚€”µ´a•r犳ÌÐò
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#include<reg51.h>
#define uchar unsigned char
#define uint unsigned int
sbit s1=P2^0;
sbit s2=P2^1;
sbit s3=P2^2;
sbit s4=P2^3;
sbit s5=P2^4;
sbit s6=P2^5;
sbit s7=P2^6;
sbit k1=P1^0; //•régÔOÖÃ
sbit k2=P1^1; // ô[çŠÔOÖÃ
sbit k3=P1^2; //¶¨•ré_êPÔOÖÃ
sbit k4=P1^3; //µ¹Ó‹•rÔOÖÃ
sbit k5=P1^4; //•r·ÖÃë
sbit k6=P1^5; //¼Ó
sbit k7=P1^6; //œp
sbit k8=P1^7; //µ¹Ó‹•ré_êP
uchar count=0,count1=0,a,b,c,sec,min,hour,x,y,z;flag=0,s=60,m=60,h=24;
uchar code mum[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
/*******ÑÓ•r³ÌÐò*************/
void display();
void delayms(uint k)
{
uint i,j;
for(i=k;i>0;i--)
for(j=110;j>0;j--);
}
/********ï@ʾ×Ó³ÌÐò*******/
void display(uchar sz,uchar fz,uchar xh)
{
if(((sec>=a)&&(min>=b)&&(hour>=c))||(k3==0))
{
s1=1;
P0=mum[xh/10];
delayms(5);
s1=0;
s2=1;
P0=mum[xh%10]&0x7f;
delayms(5);
s2=0;
s3=1;
P0=mum[fz/10];
delayms(5);
s3=0;
s4=1;
P0=mum[fz%10]&0x7f;
delayms(5);
s4=0;
s5=1;
P0=mum[sz/10];
delayms(5);
s5=0;
s6=1;
P0=mum[sz%10];
delayms(5);
s6=0;
}
}
/*******µ¹Ó‹•rï@ʾ×Ó³ÌÐò**********/
void display1()
{ s1=1;
P0=mum[z/10];
delayms(5);
s1=0;
s2=1;
P0=mum[z%10]&0x7f;
delayms(5);
s2=0;
s3=1;
P0=mum[y/10];
delayms(5);
s3=0;
s4=1;
P0=mum[y%10]&0x7f;
delayms(5);
s4=0;
s5=1;
P0=mum[x/10];
delayms(5);
s5=0;
s6=1;
P0=mum[x%10];
delayms(5);
s6=0;
}
/*********¶¨•ré_êP***************/
void time()
{
if(k3==0)
{
delayms(10);
if(k3==0)
{
a=sec;b=min;c=hour;
while(k3==0) //é_ʼ¶¨•ré_êPÔOÖÃ
{
display(a,b,c);
if(k5==0)
{
delayms(10);
if(k5==0)
{
while(!k5);
flag++;
if(flag==3) flag=0;
}
}
if(k6==0) //¼Ó”µ
{
delayms(10);
if(k6==0)
{
while(!k6);
switch(flag)
{
case 0:a++;if(a==60)a=0;break;
case 1:b++;if(b==60)b=0;break;
case 2:c++;if(c==24)c=0;break;
default :;
}
}
}
if(k7==0) //œp”µ
{
delayms(10);
if(k7==0)
{
while(!k7);
switch(flag)
{
case 0:if(a>0)a--;
else a=0;break;
case 1:if(b>0)b--;
else b=0;break;
case 2:if(c>0)c--;
else c=0;break;
default : ;
} }
}
}
}
}
}
/*******µ¹Ó‹•r***********/
void dtime()
{
if(k4==0)
{
delayms(10);
if(k4==0)
{
x=sec;y=min;z=hour;
while(k4==0) //é_µ¹Ó‹•rÔOÖÃ
{
display1();
if(k5==0)
{
delayms(10);
if(k5==0)
{
while(!k5);
flag++;
if(flag==3) flag=0;
}
}
if(k6==0) //¼Ó”µ
{
delayms(10);
if(k6==0)
{
while(!k6);
switch(flag)
{
case 0:x++;if(x==60)x=0;break;
case 1:y++;if(y==60)y=0;break;
case 2:z++;if(z==24)z=0;break;
default :;
}
}
}
if(k7==0) //œp”µ
{
delayms(10);
if(k7==0)
{
while(!k7);
switch(flag)
{
case 0:if(x>0)x--;
else x=0;break;
case 1:if(y>0)y--;
else y=0;break;
case 2:if(z>0)z--;
else z=0;break;
default : ;
} }
}
}
}
}
}
void key() //é_ʼµ¹Ó‹•r
{
if(k8==0)
{
delayms(10);
if(k8==0)
{
while(k8==0)
{
display1();
TR1=1;
if((x==0)&&(y==0)&&(z==0))
{
TR1=0;
}
}
}
}
}
/*****•régÔOÖÃ******/
void shijian_settime()
{
uchar st,mt,ht;
display(sec,min,hour);
if(k1==0)
{
delayms(10);
if(k1==0)
{
st=sec,mt=min,ht=hour;
TR0=0; //êPé]¶¨•rÆ÷
while(k1==0) //é_ʼÔOÖÕrég
{
display(st,mt,ht);
if(k5==0)
{
delayms(10);
if(k5==0)
{
while(!k5);
flag++;
if(flag==3) flag=0;
}
}
if(k6==0) //¼Ó”µ
{
delayms(10);
if(k6==0)
{
while(!k6);
switch(flag)
{
case 0:st++;if(st==60)st=0;break;
case 1:mt++;if(mt==60)mt=0;break;
case 2:ht++;if(ht==24)ht=0;break;
default :;
}
}
}
if(k7==0) //œp”µ
{
delayms(10);
if(k7==0)
{
while(!k7);
switch(flag)
{
case 0:if(st>0)st--;
else st=0;break;
case 1:if(mt>0)mt--;
else mt=0;break;
case 2:if(ht>0)ht--;
else ht=0;break;
default : ;
}
}
}
}
TR0=1;
sec=st,min=mt,hour=ht;
}
}
display(sec,min,hour);
}
/********ô[çŠ**********/
void naozhong_time()
{
if(k2==0)
{
delayms(10);
if(k2==0)
{
s=sec;m=min;h=hour;
while(k2==0) //é_ʼÔOÖÃô[çŠ
{
display(s,m,h);
if(k5==0)
{
delayms(10);
if(k5==0)
{
while(!k5);
flag++;
if(flag==3) flag=0;
}
}
if(k6==0) //¼Ó”µ
{
delayms(10);
if(k6==0)
{
while(!k6);
switch(flag)
{
case 0:s++;if(s==60)s=0;break;
case 1:m++;if(m==60)m=0;break;
case 2:h++;if(h==24)h=0;break;
default :;
}
}
}
if(k7==0) //œp”µ
{
delayms(10);
if(k7==0)
{
while(!k7);
switch(flag)
{
case 0:if(s>0)s--;
else s=0;break;
case 1:if(m>0)m--;
else m=0;break;
case 2:if(h>0)h--;
else h=0;break;
default : ;
} }
}
}
}
}
}
void naozhong()
{
if((hour==h)&&(min==m)&&(sec==s)) //ÅДà•régÊÇ·ñß_µ½
{
s7=1;
delayms(5000);
s7=0;
}
}
/******Ö÷³ÌÐò*******/
void main()
{
TMOD=0x11;
TH0=(65536-45872)/256;
TL0=(65536-45872)/256;
TH1=(65536-45872)/256;
TL1=(65536-45872)%256;
EA=1;
ET0=1;
TR0=1;
ET1=1;
TR1=0;
s7=0;
while(1)
{
shijian_settime(); //ÔOÖÕrég
naozhong_time(); //ô[çŠÔOÖÃ
naozhong(); //ô[犳ÌÐò
time(); //¶¨•ré_êPÔOÖÕrég
dtime(); //µ¹Ó‹•rÔOÖÕrég
key(); //µ¹Ó‹•ré_êP
}
}
/*******ÖДà×Ó³ÌÐò*********/
void T0_ms() interrupt 1 //ÖДàÈë¿Ú³ÌÐò
{
TH0=(65536-45872)/256; //ÖØÐÂÑb³õÖµ
TL0=(65536-45872)%256;
count++;
if(count==20) //Åж¨1s•régÊÇ·ñÒѵ½
{
count=0;
sec++;
if(sec==60)
{
sec=0;
min++;
if(min==60)
{
min=0;
hour++;
if(hour==24)
{
hour=0;
}
}
}
}
}
void T1_ms() interrupt 3 //ÖДàÈë¿Ú³ÌÐò
{
TH1=(65536-45872)/256; //ÖØÐÂÑb³õÖµ
TL1=(65536-45872)%256;
count1++;
if(count1==20) //Åж¨1s•régÊÇ·ñÒѵ½
{
count1=0;
if(x!=0)
{
x--;
}
if((y!=0)&&(x==0))
{
x=59;
y--;
}
if((z!=0)&&(y==0)&&(x==0))
{
z--;
y=59;
x=59;
}
display1();
}
}
