本来是长按KSET可以设置时间 KINC、KDEC分别对修改对象加/减1 长按KSET结束设置 但仿真时一按KSET屏幕就灭了 并且钟的显示时间没有改变 是我的问题还是仿真的问题 代码如下麻烦大佬们了
单片机源程序如下:
#include<reg51.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
#define KSET 0x60
#define KSET_LONG 0x61
#define KINC 0x50
#define KDEC 0x30
sbit SPK=P3^6;
uchar code MAX[2]={24,60};
uchar code segtab[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,
0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e,0x89,0x8c,0xff};
uchar dbuf[4]={0,0,0,0};
uint count;
uchar time[3]={0,0,0};
uchar ala[2]={0,0};
uchar state;
bit update;
uchar flash=00;
uchar disp_on=0xff;
void delay(void)
{ uchar i;
for(i=0;i<200;i++);
}
void hexbcd(uchar*tp)
{ dbuf[3]=tp[0]/10;
dbuf[2]=tp[0]%10|0x80;
dbuf[1]=tp[1]/10;
dbuf[0]=tp[1]%10;
}
void disp(void)
{ static uchar cn=0;
uchar n,bsel;
bsel=0x01;
for(n=0;n<4;n++)
{ P2=bsel&disp_on|0xf0;
P0=segtab[dbuf[n]&0x7f];
if((dbuf[n]&0x80)!=0)
P0=P0&0x7f;
bsel=_crol_(bsel,1);
delay();
P0=0xff;
}
cn++;
if(cn==100)
{ disp_on=disp_on^flash;
dbuf[2]=dbuf[2]^0x80;
cn=0;
}
}
void time0(void)interrupt 1 using 1
{ static uint n=0,m=0;
count++;
if(count==4000)
{ count=0;
time[2]++;
if(time[2]==60)
{ time[2]=0;
time[1]++;
if(state!=1)update=1;
if(time[1]==60)
{ time[1]=0;
time[0]++;
if(time[0]==24)
time[0]=0;
}
}
if((state==0)&&(time[2]=0))
{ if((time[0]==ala[0])&&(time[1]==ala[1]))
{ flash=0x0f;
disp_on=0xff;
state=2;
dbuf[2]=dbuf[2]|0x80;
}
}
}
if(state==0x02)
{ if(count%2==0)
{ n++;
if(n<500)
SPK=~SPK;
else
SPK=1;
if(n==2000)
{ n=0;
m++;
if(m==60)
{ state=0;
m=0;
flash=0x00;
disp_on=0xff;
}
}
}
}
}
uchar getkey(void)
{ uchar key;
uchar t;
disp();
if((key=P2&0x70)==0x70)return 0xff;
for(t=0;t<5;t++)disp();
if((key=P2&0x70)==0x70)return 0xff;
while((P2&0x70)!=0x70)
{ disp();
if(t<250)t++;
}
if((t>200)&&(key==0x60))return 0x61;
return key;
}
void set_time(uchar*tp)
{ uchar p=0;
uchar k;
state=1;
flash=0x0c;
while(1)
{ hexbcd(tp);
k=getkey;
if(k==KSET)
{ p++;
p=p&0x01;
disp_on=0xff;
if(p==0x00)
flash=0x0c;
else
flash=0x03;
}
else if(k==KINC)
{ tp[p]++;
if(tp[p]==MAX[p])tp[p]=0;
}
else if(k==KDEC)
{ tp[p]--;
if(tp[p]==0xff)tp[p]=MAX[p]-1;
}
else if(k==KSET_LONG)
break;
}
hexbcd(time);
flash=0x00;
disp_on=0xff;
state=0;
}
void main(void)
{
uchar k;
state=0;
count=0;
flash=0x00;
disp_on=0xff;
time[0]=12;
time[1]=25;
time[2]=55;
ala[0]=12;
ala[1]=26;
hexbcd(time);
TMOD=0x02;
TH0=-250;
TL0=-250;
ET0=1;
TR0=1;
EA=1;
while(1)
{ disp();
k=getkey();
if(state==0x02)
{ if(k!=0xff)
{ state=0x00;
flash=0x00;
disp_on=0xff;
}
}
else if(k==KSET_LONG)
{
set_time(ala);
}
else if(k==KSET)
{ TR0=0;
set_time(time);
TR0=1;
}
if(update==1)
{ update=0;
hexbcd(time);
}
}
} |
