这是一个定时控制继电器的电路，我在仿真上无法运行，运行时继电器处于吸合状态。我算半个小白，程序我只能看懂一半····所以我来求助了···
单片机源程序如下:
#include<reg52.h>
#define uchar unsigned char
#define uint unsigned int
sbit lcdrs=P3^7;
sbit lcdrw=P3^6;
sbit lcden=P3^5;
sbit inf=P3^3;
sbit SCLK=P0^7;
sbit IO=P0^6;
sbit RST=P0^5;
sbit beep=P0^4;
sbit P0_2=P0^2;
sbit P0_1=P0^1;
sbit P0_0=P0^0;
sbit s1=P2^0;
sbit s2=P2^1;
sbit s3=P2^2;
sbit s4=P2^3;
uchar code table1[]=" : : : ";
uchar code table2[]=" : : : ";
uchar code table3[]=" Welcome to ";
uchar code table4[]=" Timing Sockets ";
uchar code table5[]="20 - - ";
uchar code table6[]=" : : ";
uchar code table7[]="MON";
uchar code table8[]="TUE" ;
uchar code table9[]="WED" ;
uchar code table10[]="THR";
uchar code table11[]="FRI";
uchar code table12[]="SAT";
uchar code table13[]="SUN";
uchar code table14[]="Set the Calendar";
uchar code table15[]="Set the Mode";
uchar code table16[]="Set the Timing ";
uchar code table17[]="Mode Choice";
uchar code table18[]="1 2 3 4 5 6";
uint buf_key_code=0;
uint count_T=0,buf_CT=0;
uchar key=255;
uchar key_bit_count=0;
uchar common_code_count=0;
uchar inf_status=0;
uchar dd[7];
uchar aa[7]={0,0,11,17,4,6,11};
uchar ee[3]={11,0,0};
uchar ff[3]={11,1,0};
uchar kk[2]={11,2};
uchar hh[2]={11,3};
uchar gg[6];
bit flag,flag2,flag3,flag4,flag5,flag6,flag7,flag8,flag9,flag10,flag11,flag12,flag13,flag14;
char miao,fen,shi,ri,yue,zhou,nian;
uchar sw,gw;
uchar s1num,s2num;
void display(void);
void delay(uint i)
{
uint j;
for(;i>0;i--)
for(j=100;j>0;j--);
}
void write_com(uchar com) //lcd???
{
lcdrs=0;
lcden=0;
P1=com;
delay(5);
lcden=1;
delay(5);
lcden=0;
}
void write_data(uchar dat) //lcd???
{
lcdrs=1;
lcden=0;
P1=dat;
delay(5);
lcden=1;
delay(5);
lcden=0;
}
void init() //lcd???
{ uchar num;
lcdrw=0;
write_com(0x38);
write_com(0x0c);
write_com(0x06);
write_com(0x01);
write_com(0x80);
write_com(0x01);
write_com(0x80);
for(num=0;num<16;num++)
{
write_data(table3[num]);
delay(5);
}
write_com(0xc0);
for(num=0;num<16;num++)
{
write_data(table4[num]);
delay(5);
}
delay(5);
write_com(0x01);
write_com(0x80);
for(num=0;num<8;num++)
{
write_data(table5[num]);
delay(1);
}
write_com(0xc0);
for(num=0;num<8;num++)
{
write_data(table6[num]);
delay(1);
}
}
/*********DS1302??*********/
void delay1(uint num)
{
while( --num );
}
void DS1302_wbyte(uchar inbyte)//ds1302???
{
uchar i;
for(i=8;i>0;i--)
{
SCLK=0;
if(inbyte&0x01)
IO=1;
else
IO=0;
SCLK=1;
delay1(1);
inbyte=inbyte>>1;
}
}
uchar DS1302_rbyte() //ds1302???
{
uchar i,temp=0;
IO=1;
for(i=7;i>0;i--)
{
SCLK=0;
if(IO==1)
temp=temp|0x80;
else
temp=temp&0x7f;
SCLK=1;
temp=temp>>1;
}
return (temp);
}
//----------?ds1302?????????-------------
void Write_DS1302(uchar cmd,uchar indata)
{
RST=1;
DS1302_wbyte(cmd);
DS1302_wbyte(indata);
RST=0;
SCLK=0;
}
//----------?ds1302???????-----------------
uchar Read_DS1302(uchar addr)
{
uchar backdata;
RST=1;
DS1302_wbyte(addr);
backdata=DS1302_rbyte();//????,?????
RST=0;
SCLK=0;
return (backdata);
}
//------------??????-------------------
void Set_DS1302(uchar addr,uchar *p,uchar n)//??n???
{uchar bb;
Write_DS1302(0x8e,0x00);//????,?????
for(;n>0;n--)
{sw=(*p)/10;
gw=(*p)%10;
bb=(sw<<4)|gw;
Write_DS1302(addr,bb);
p++;
addr=addr+2;
}
Write_DS1302(0x8e,0x80);//???,????
}
//----------- ??????-------------------
void Read_nowtime(uchar addr,uchar *p,uchar n)
{
for(;n>0;n--)
{
*p=Read_DS1302(addr);
p++;
addr=addr+2;
}
}
void init_DS1302() //ds1302???
{
RST=0;
SCLK=0;
Write_DS1302(0x80,0x00);//????,???
Write_DS1302(0x90,0x00);//??????
}
void write_sfm(uchar add,uchar date)
{
sw=date/10;
gw=date%10;
write_com(0x80+0x40+add);
write_data(0x30+sw);
write_data(0x30+gw);
}
void write_nyr(uchar add,uchar date)
{
sw=date/10;
gw=date%10;
write_com(0x80+add);
write_data(0x30+sw);
write_data(0x30+gw);
}
void write_zhou() //????
{ uchar num;
write_com(0x80+11);
switch(zhou)
{case 1: for(num=0;num<3;num++)
{
write_data(table7[num]);
delay(1);
}; break;
case 2: for(num=0;num<3;num++)
{
write_data(table8[num]);
delay(1);
}; break;
case 3: for(num=0;num<3;num++)
{
write_data(table9[num]);
delay(1);
}; break;
case 4: for(num=0;num<3;num++)
{
write_data(table10[num]);
delay(1);
}; break;
case 5: for(num=0;num<3;num++)
{
write_data(table11[num]);
delay(1);
}; break;
case 6: for(num=0;num<3;num++)
{
write_data(table12[num]);
delay(1);
}; break;
case 7: for(num=0;num<3;num++)
{
write_data(table13[num]);
delay(1);
}; break;
default:break;
}
}
void lcall()
{ uchar num1;
write_com(0x01);
write_com(0x80);
for(num1=0;num1<8;num1++)
{
write_data(table5[num1]);
delay(1);
}
write_com(0xc0);
for(num1=0;num1<8;num1++)
{
write_data(table6[num1]);
delay(1);
}
display();
}
void lcall5() //????????
{
uchar num2;
write_com(0x01);
write_com(0x80);
for(num2=0;num2<15;num2++)
{
write_data(table1[num2]);
delay(1);}
write_com(0xc0);
for(num2=0;num2<15;num2++)
{
write_data(table2[num2]);
delay(1);}
write_nyr(0,ee[0]);
write_nyr(3,ee[1]);
write_nyr(6,ee[2]);
write_nyr(0x09,kk[0]);
write_nyr(0x0c,kk[1]);
write_sfm(0,ff[0]);
write_sfm(3,ff[1]);
write_sfm(6,ff[2]);
write_sfm(0x09,hh[0]);
write_sfm(0x0c,hh[1]);
}
void lcall3()
{
uchar num3;
write_com(0x01);
write_com(0x80);
for(num3=0;num3<11;num3++)
{
write_data(table17[num3]);
delay(10);
}
write_com(0xc0);
for(num3=0;num3<16;num3++)
{
write_data(table18[num3]);
delay(10);
}
}
/***************??????*************/
void keyscan()
{
uchar num;
if(s1==0)
{delay(5);
if(s1==0)
{
s1num++;
flag=1;
write_com(0x01);
write_com(0x80);
while(!s1);
switch (s1num)
{
case 1: for(num=0;num<16;num++)
{write_data(table14[num]);write_com(0x0c);
delay(1);};
break;
case 2: write_com(0x0c);s2num=0; flag3=0;
for(num=0;num<16;num++)
{write_data(table16[num]);write_com(0x0c);
delay(1);} ; break;
case 3: for(num=0;num<12;num++)
{write_data(table15[num]);write_com(0x0c);
delay(1);};
break;
case 4: s2num=0;flag6=0;s1num=0;flag=0;flag5=0;write_com(0x0c);
for(num=0;num<8;num++)
{
write_data(table5[num]);
delay(1);
}
write_com(0xc0);
for(num=0;num<8;num++)
{
write_data(table6[num]);
delay(1); } break;
default:break;
}
}
}
if(s1num!=0)
{ if(s1num==1)
{ //1
if(s2==0)
{delay(5);
if(s2==0)
{s2num++;
if(flag3==0)
{lcall();}
while(!s2);
switch(s2num)
{ case 1: flag3=1;write_com(0x80+3);write_com(0x0f);break;
case 2: write_com(0x80+6);break;
case 3: write_com(0x80+9);break;
case 4: write_com(0x80+13);break;
case 5: write_com(0xc0+1);break;
case 6: write_com(0xc0+4);break;
case 7: write_com(0xc0+7);break;
case 8: flag3=0;s2num=0;write_com(0x0c);Set_DS1302(0x80,aa, 7);break;
default:break;
}
}
}
if(s2num!=0)
{if(s3==0)
{delay(5);
if(s3==0)
{while(!s3);
switch(s2num)
{
case 1:nian++;
if(nian==100) nian=0;
write_nyr(2,nian);write_com(0x82);aa[6]=nian;Set_DS1302(0x80,aa, 7); break;
case 2:yue++;
if(yue==13) yue=0;
write_nyr(5,yue);write_com(0x85);aa[4]=yue;Set_DS1302(0x80,aa, 7); break;
case 3:ri++;
if(ri==31) ri=0;
write_nyr(8,ri);write_com(0x88);aa[3]=ri;Set_DS1302(0x80,aa, 7); break;
case 4:zhou++;
if(zhou==8) zhou=1;
aa[5]=zhou;
write_zhou(); write_com(0x80+13);Set_DS1302(0x80,aa, 7);break;
case 5:shi++;
if(shi==24) shi=0;
write_sfm(0,shi);write_com(0xc0);aa[2]=shi;Set_DS1302(0x80,aa, 7);break;
case 6:fen++;
if(fen==60) fen=0;
write_sfm(3,fen);write_com(0xc3);aa[1]=fen;Set_DS1302(0x80,aa, 7);break;
case 7:miao++;
if(miao==60) miao=0;
write_sfm(6,miao);write_com(0xc6);aa[0]=miao;Set_DS1302(0x80,aa,7);break;
default:break;
}
}
}
if(s4==0)
{delay(5);
if(s4==0)
{while(!s4);
switch(s2num)
{
case 1:nian--;
if(nian==-1) nian=99;
write_nyr(2,nian);write_com(0x82);aa[6]=nian;Set_DS1302(0x80,aa, 7); break;
case 2:yue--;
if(yue==-1) yue=12;
write_nyr(5,yue);write_com(0x85);aa[4]=yue; Set_DS1302(0x80,aa, 7);break;
case 3:ri--;
if(ri==0) ri=31;
write_nyr(8,ri);write_com(0x88);aa[3]=ri;Set_DS1302(0x80,aa, 7); break;
case 4:zhou--;
if(zhou==0) zhou=7;
aa[5]=zhou;
write_zhou();write_com(0x80+13);Set_DS1302(0x80,aa, 7);break;
case 5:shi--;
if(shi==-1) shi=23;
write_sfm(0,shi);write_com(0xc0);aa[2]=shi;Set_DS1302(0x80,aa, 7);break;
case 6:fen--;
if(fen==-1) fen=59;
write_sfm(3,fen);write_com(0xc3);aa[1]=fen;Set_DS1302(0x80,aa, 7);break;
case 7:miao--;
if(miao==-1) miao=59;
write_sfm(6,miao);write_com(0xc6);aa[0]=miao;Set_DS1302(0x80,aa, 7);break;
default:break;
}
}
}
}//s2num
} //1
if(s1num==2)
{
if(s2==0)
{delay(5);
if(s2==0)
{s2num++;
if(flag6==0)
lcall5();
while(!s2);
switch(s2num)
{
case 1: flag6=1;write_com(0x81);write_com(0x0f);break;
case 2: write_com(0x84);break;
case 3: flag2=1;write_com(0x87);break;
case 4: write_com(0xc1);break;
case 5: write_com(0xc4);break;
case 6: flag4=1;write_com(0xc7);break;
case 7: write_com(0x8a);break;
case 8: flag13=1;write_com(0x8d);break;
case 9: write_com(0xca);break;
case 10: flag14=1;write_com(0xcd);break;
case 11: flag6=0;s2num=0;write_com(0x0c);break;
default: break;
}
}
}
if(s2num!=0)
{ if(s3==0)
{delay(5);
if(s3==0)
{while(!s3);
switch(s2num)
{
case 1:ee[0]+=1;
if(ee[0]==24) ee[0]=0;
write_nyr(0,ee[0]);write_com(0x80); break;
case 2:ee[1]+=1;
if(ee[1]==60) ee[1]=0;
write_nyr(3,ee[1]);write_com(0x83); break;
case 3:ee[2]+=1;
if(ee[2]==60) ee[2]=0;
write_nyr(6,ee[2]);write_com(0x86); break;
case 4:ff[0]+=1;
if(ff[0]==24) ff[0]=0;
write_sfm(0,ff[0]);write_com(0xc0); break;
case 5:ff[1]+=1;
if(ff[1]==60) ff[1]=0;
write_sfm(3,ff[1]);write_com(0xc3); break;
case 6:ff[2]+=1;
if(ff[2]==60) ff[2]=0;
write_sfm(6,ff[2]);write_com(0xc6); break;
case 7:kk[0]+=1;
if(kk[0]==24) kk[0]=0;
write_nyr(0x09,kk[0]);write_com(0x89); break;
case 8:kk[1]+=1;
if(kk[1]==60) kk[1]=0;
write_nyr(0x0c,kk[1]);write_com(0x8c); break;
case 9:hh[0]+=1;
if(hh[0]==24) hh[0]=0;
write_sfm(0x09,hh[0]);write_com(0xc9); break;
case 10:hh[1]+=1;
if(hh[1]==60) hh[1]=0;
write_sfm(0x0c,hh[1]);write_com(0xcc); break;
default:break;
}
}
}
if(s4==0)
{delay(5);
if(s4==0)
{ while(!s4);
switch(s2num)
{case 1:ee[0]-=1;
if(ee[0]==-1) ee[0]=23;
write_nyr(0,ee[0]);write_com(0x80); break;
case 2:ee[1]-=1;
if(ee[1]==-1) ee[1]=59;
write_nyr(3,ee[1]);write_com(0x83); break;
case 3:ee[2]-=1;
if(ee[2]==-1) ee[2]=59;
write_nyr(6,ee[2]);write_com(0x86); break;
case 4:ff[0]-=1;
if(ff[0]==-1) ff[0]=23;
write_sfm(0,ff[0]);write_com(0xc0); break;
case 5:ff[1]-=1;
if(ff[1]==-1) ff[1]=59;
write_sfm(3,ff[1]);write_com(0xc3); break;
case 6:ff[2]-=1;
if(ff[2]==-1) ff[2]=59;
write_sfm(6,ff[2]);write_com(0xc6); break;
case 7:kk[0]-=1;
if(kk[0]==-1) kk[0]=23;
write_nyr(0x09,kk[0]);write_com(0x89); break;
case 8:kk[1]-=1;
if(kk[1]==-1) kk[1]=59;
write_nyr(0x0c,kk[1]);write_com(0x8c); break;
case 9:hh[0]-=1;
if(hh[0]==-1) hh[0]=23;
write_sfm(0x09,hh[0]);write_com(0xc9); break;
case 10:hh[1]-=1;
if(hh[1]==-1) hh[1]=59;
write_sfm(0x0c,hh[1]);write_com(0xcc); break;
default:break;
}
}
}
} //s2num
}//s1num
if(s1num==3)
{
if(s2==0)
{delay(5);
if(s2==0)
{s2num++;
if(flag5==0)
lcall3();
while(!s2);
switch(s2num)
{
case 1: flag5=1;write_com(0xc0);write_com(0x0f);break;
case 2: write_com(0xc3);break;
case 3: write_com(0xc6);break;
case 4: write_com(0xc9);break;
case 5: write_com(0xcc);break;
case 6: write_com(0xcf);break;
case 7: s2num=0;flag5=0;write_com(0x0c);break;
default: break;
}
}
}
if(s2num!=0)
{ if(s3==0)
{delay(5);
if(s3==0)
{while(!s3);
switch(s2num)
{
case 1:gg[0]=fen+10;flag7=1;P0_1=0; P0_2=0;write_com(0x0c); break;
case 2:gg[1]=fen+20;flag8=1;P0_1=0; P0_2=0;write_com(0x0c); break;
case 3:gg[2]=fen+30;flag9=1;P0_1=0; P0_2=0;write_com(0x0c); break;
case 4:gg[3]=fen+40;flag10=1;P0_1=0; P0_2=0;write_com(0x0c); break;
case 5:gg[4]=fen+50;flag11=1;P0_1=0; P0_2=0;write_com(0x0c); break;
case 6:gg[5]=fen+60;flag11=1;P0_1=0; P0_2=0;write_com(0x0c); break;
default:break;
}
}
}
}
}
}
}
void dingshi(void) //????
{
if((shi==ee[0])&&(fen==ee[1])&&(miao==ee[2])&&(flag2==1))
{ flag2=0;P0_1=0;beep=0;delay(1000);beep=1; P0_2=0;
}
if((shi==ff[0])&&(fen==ff[1])&&(miao==ff[2])&&(flag4==1))
{ flag4=0;P0_1=1; beep=0;delay(1000);beep=1;P0_2=1;
}
if((shi==kk[0])&&(fen==kk[1])&&(flag2==0)&&(flag13==1))
{ flag13=0;P0_1=0;beep=0;delay(1000);beep=1;P0_2=0;
}
if((shi==hh[0])&&(fen==hh[1])&&(flag4==0)&&(flag14==1))
{ flag14=0;P0_1=1; beep=0;delay(1000);beep=1;P0_2=1;
}
if((fen==gg[0])&&(flag7==1))
{ flag7=0;P0_1=1;P0_2=1;beep=0;delay(1000);beep=1;
}
if((fen==gg[1])&&(flag8==1))
{ flag8=0;P0_1=1;P0_2=1;beep=0;delay(1000);beep=1;
}
if((fen==gg[2])&&(flag9==1))
{ flag9=0;P0_1=1;P0_2=1;beep=0;delay(1000);beep=1;
}
if((fen==gg[3])&&(flag10==1))
{ flag10=0;P0_1=1;P0_2=1;beep=0;delay(1000);beep=1;
}
if((fen==gg[4])&&(flag11==1))
{ flag11=0;P0_1=1;P0_2=1;beep=0;delay(1000);beep=1;
}
if((fen==gg[5])&&(flag12==1))
{ flag12=0;P0_1=1;P0_2=1;beep=0;delay(1000);beep=1;
}
}
void display(void) //????
{
Read_nowtime(0x81,dd,7);
miao=dd[0]-(dd[0]>>4)*6;
fen=dd[1]-(dd[1]>>4)*6;
shi=dd[2]-(dd[2]>>4)*6;
ri=dd[3]-(dd[3]>>4)*6;
yue=dd[4]-(dd[4]>>4)*6;
zhou=dd[5]-(dd[5]>>4)*6;
nian=dd[6]-(dd[6]>>4)*6;
write_sfm(6,miao);
write_sfm(3,fen);
write_sfm(0,shi);
write_nyr(2,nian);
write_nyr(5,yue);
write_nyr(8,ri);
write_zhou();
}
//??????
void delay10us(unsigned int t)
{
while(t--);
}
/********************************************************/
void Time0(void) interrupt 1
{
count_T++;
if(inf_status==0 && count_T<160)
{
EX1=0;
}
else if((inf_status==1||inf_status==2)&&count_T<12)
{
EX1=0;
}
else
{
EX1=1;
}
if(count_T>500)
{
inf_status=0;
count_T=600;
}
}
/**************************************************/
void int_1(void) interrupt 2
{
beep=0;
TR0=1;
if(count_T>15&&count_T<250)
{
buf_CT=count_T;
count_T=0;
}
delay10us(10);
if(inf==0)
{
count_T=2;
}
if(buf_CT>15&&buf_CT<250)
{
if(inf_status==0)
{
if(buf_CT>210&&buf_CT<250)
{
inf_status=1;
buf_key_code=0;
key_bit_count=0;
buf_CT=0;
}
}
else if(inf_status==1)
{
if((buf_CT>15&&buf_CT<25)||(buf_CT>32&&buf_CT<45))
{
common_code_count++;
if(common_code_count>=26)
{
inf_status=2;
common_code_count=0;
key_bit_count=0;
buf_key_code=0;
}
}
}
else if(inf_status==2)
{
if(buf_CT>15&&buf_CT<25)
{
buf_key_code>>=1;
key_bit_count++;
}
else if(buf_CT>32&&buf_CT<45)
{
buf_key_code>>=1;
buf_key_code|=0x80;
key_bit_count++;
}
if(key_bit_count>=8)
{
//led1=!led1;
inf_status=0;
key_bit_count=0;
key=buf_key_code;
buf_key_code=0;
TR0=0;
count_T=600;
}
}
buf_CT=0;
}
beep=1;
EX1=1;
}
void Red_Init(void) //?????
{
ET0=1;
TMOD=0x02;
TH0=0xCA;
TL0=0xCA;
IT1=1;
EX1=1;
TR0=0;
EA=1;
}
//
void Key_Handle(void) //??????
{
switch(key)
{
case 0x12: P0_1=~P0_1;P0_2=~P0_2; key=255;break;
case 0x01: P0_1=0;P0_2=0;flag7=1;gg[0]=fen+10;key=255;break;
case 0x02: P0_1=0;P0_2=0;flag8=1;gg[1]=fen+20;key=255;break;
case 0x03: P0_1=0;P0_2=0;flag9=1;gg[2]=fen+30;key=255;break;
case 0x04: P0_1=0;P0_2=0;flag10=1;gg[3]=fen+40;key=255;break;
case 0x05: P0_1=0;P0_2=0;flag11=1;gg[4]=fen+50;key=255;break;
case 0x06: P0_1=0;P0_2=0;flag12=1;gg[5]=fen+60;key=255;break;
default: key=255;break;
}key=255;
}
void sysinit() //?????
{
init();
Red_Init();
init_DS1302();
flag2=0;
flag4=0;
flag7=0;
flag8=0;
flag9=0;
flag10=0;
flag11=0;
flag12=0;
flag13=0;
flag14=0;
}
void main() //???
{
sysinit(); //?????
while(1)
{ EA=0;
keyscan(); //????
if(flag==0)
{
display(); //????
}
dingshi(); //????
EA=1;
Key_Handle(); //????
delay(50);
}
}
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