单片机可调电子时钟设计（含源代码和仿真图）

ID:363782 · 发表于 2020-6-14 22:18

单片机电子时钟设计（含源代码和仿真图）

单片机源程序如下:

#include<reg52.h>
#include<CZJ_FUN.h>
/*********************************************
clock写入
**********************************************/
void write_clock(uchar address,uchar date)
{
uchar s,g;
s=date/10;
g=date%10;
write_com(0x80+address);
write_data(0x30+s);
write_data(0x30+g);
}
/***********************************************
显示时钟
***********************************************/
void display_clock()
{
int j;
write_com(0x01);
write_com(0x06);
write_com(0x80+0x03);
for(j=0;j<11;j++)
{
write_data(table2[j]);
}
write_com(0x80+0x45);
for(j=0;j<8;j++)
{
write_data(table3[j]);
}
TMOD=0x01;
TH0=(65536-50000)/256;
TL0=(65536-50000)%256;
EA=1;
ET0=1;
TR0=1;
}
/***********************************************
中断加时间
************************************************/
void time0() interrupt 1
{
TH0=(65536-50000)/256;
TL1=(65536-50000)%256;
count++;
if(count==20)
{
count=0;
miao++;
if(miao==60)
{
miao=0;
fen++;
if(fen==60)
{
fen=0;
shi++;
if(shi==24)
{
shi=0;
day++;
if(mon==1||mon==3||mon==5||mon==7||mon==8||mon==10||mon==12)
{
temp=1;
}
if(mon==4||mon==6||mon==9||mon==11)
{
temp=0;
}
if(mon==2)
{
if(y==0)
{
if(day==30)
{
day=1;
mon++ ;
}
write_clock(0x0B,day);
write_clock(0x08,mon);
}
else
{
{
if(day==29)
{
day=1;
mon++ ;
}
write_clock(0x0B,day);
write_clock(0x08,mon);
}
}
}
if(day==32&&temp==1)
{
day=1;
mon++ ;
if(mon==13)
{
mon=1;
year1++;
if(year1==100)
{
year1=0;
year2++;
write_clock(0x03,year1);
}
write_clock(0x05,year1);
}
write_clock(0x08,mon);
}
write_clock(0x0B,day);
if(day==31&&temp==0)
{
day=1;
mon++ ;
if(mon==13)
{
mon=1;
year1++;
if(year1==100)
{
year1=0;
year2++;
write_clock(0x03,year1);
}
write_clock(0x05,year1);
}
write_clock(0x08,mon);
}
write_clock(0x0B,day);
}
write_clock(0x45,shi);
}
write_clock(0x48,fen);
}
write_clock(0x4B,miao);
}
}
/**********************************************************
clock 修改
**********************************************************/
void keyscan()
{
if(s1==0)
{
delayx(5);
if(s1==0)
{
num1++;
while(!s1);
if(num1==1)
{
TR0=0;
write_com(0x80+0x40+11);
write_com(0x0f);
}
if(num1==2)
{
write_com(0x80+0x40+8);
write_com(0x0f);
}
if(num1==3)
{
write_com(0x80+0x40+5);
write_com(0x0f);
}
if(num1==4)
{
write_com(0x80+0x0B);
write_com(0x0f);
}
if(num1==5)
{
write_com(0x80+0x08);
write_com(0x0f);
}
if(num1==6)
{
write_com(0x80+0x03);
write_com(0x0f);
}
if(num1==7)
{
TR0=1;
num1=0;
write_com(0x0C);
}
}
}
if(s2==0)
{
delayx(5);
if(s2==0)
{
while(!s2);
if(num1==1)
{
miao++;
if(miao==60)
{
miao=0;
}
write_clock(0x4B,miao);
write_com(0x80+0x40+11);
}
if(num1==2)
{
fen++;
if(fen==60)
{
fen=0;
}
write_clock(0x48,fen);
write_com(0x80+0x40+8);
}
if(num1==3)
{
shi++;
if(shi==24)
{
shi=0;
}
write_clock(0x45,shi);
write_com(0x80+0x40+5);
}
if(num1==4)
{
if(mon==1||mon==3||mon==5||mon==7||mon==8||mon==10||mon==12)
{
temp=0;
}
if(mon==4||mon==6||mon==9||mon==11)
{
temp=1;
}
if(mon==2)
{
if(y==0)
{
temp=3;
}
else
{
temp=4;
}
}
if(temp==0)
{
day++;
if(day==32)
{
day=1;
}
write_clock(0x0B,day);
write_com(0x80+0x0B);
}
if(temp==1)
{
day++;
if(day==31)
{
day=1;
}
write_clock(0x0B,day);
write_com(0x80+0x0B);
}
if(temp==3)
{
day++;
if(day==30)
{
day=1;
}
write_clock(0x0B,day);
write_com(0x80+0x0B);
}
if(temp==4)
{
day++;
if(day==29)
{
day=1;
}
write_clock(0x0B,day);
write_com(0x80+0x0B);
}
}
if(num1==5)
{
mon++;
if(mon==13)
{
mon=1;
}
write_clock(0x08,mon);
write_com(0x80+0x08);
}
if(num1==6)
{
year1++;
if(year1==100)
{
year1=1;
year2++;
}
write_clock(0x05,year1);
write_clock(0x03,year2);
write_com(0x80+0x03);
}
}
}
if(s3==0)
{
delayx(5);
if(s3==0)
{
while(!s3);
if(num1==1)
{
miao--;
if(miao==-1)
{
miao=59;
}
write_clock(0x4B,miao);
write_com(0x80+0x40+11);
}
if(num1==2)
{
fen--;
if(fen==-1)
{
fen=59;
}
write_clock(0x48,fen);
write_com(0x80+0x40+8);
}
if(num1==3)
{
shi--;
if(shi==-1)
{
shi=23;
}
write_clock(0x45,shi);
write_com(0x80+0x40+5);
}
if(num1==4)
{
if(mon==1||mon==3||mon==5||mon==7||mon==8||mon==10||mon==12)
{
temp=0;
}
if(mon==4||mon==6||mon==9||mon==11)
{
temp=1;
}
if(mon==2)
{
if(y==0)
{
temp=3;
}
else
{
temp=4;
}
}
if(temp==0)
{
day--;
if(day==0)
{
day=31;
}
write_clock(0x0B,day);
write_com(0x80+0x0B);
}
if(temp==1)
{
day--;
if(day==0)
{
day=30;
}
write_clock(0x0B,day);
write_com(0x80+0x0B);
}
if(temp==3)
{
day--;
if(day==0)
{
day=29;
}
write_clock(0x0B,day);
write_com(0x80+0x0B);
}
if(temp==4)
{
day--;
if(day==0)
{
day=28;
}
write_clock(0x0B,day);
write_com(0x80+0x0B);
}
}
if(num1==5)
{
mon--;
if(mon==0)
{
mon=12;
}
write_clock(0x08,mon);
write_com(0x80+0x08);
}
if(num1==6)
{
year1--;
if(year1==-1)
{
year1=99;
year2--;
}
write_clock(0x05,year1);
write_clock(0x03,year2);
write_com(0x80+0x03);
……………………
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