求大神幫我看一眼這個單片機程序仿真時為什么按鍵沒反應?

ID:563526 · 發表于 2019-6-18 07:50

#include<reg51.h>
#define uint unsigned int
#define uchar unsigned char
uint a,b,i,min,hour,minge,minshi,hourge,hourshi,amin,ahour,aminge,aminshi,ahourge,ahourshi,sec;
uchar int_time;
sbit key1=P1^0;
sbit key2=P1^1;
sbit key3=P1^2;
sbit key4=P1^3;
sbit lcdrs=P2^0;
sbit lcdrw=P2^1;
sbit lcden=P2^2;
sbit led=P2^4;
sbit sound=P2^5;
uchar code table1[]={'0','1','2','3','4','5','6','7','8','9'};
uchar code table2[]="Time:00:00 " ;
uchar code Alarm_1[]="Alarm:00:00 ";
uchar code nul[]=" ";
void delay(unsigned int xms) //??????
{ uint i,j;
for(i=xms;i>0;i--)
for(j=124;j>0;j--);
}
void write_com(uchar com) //LCD???????
{ delay(5) ;
lcdrs=0;
P0=com;
delay(5);
lcden=1;
delay(5);
lcden=0;
}
void write_data(uchar date) //LCD???????
{
delay(5);
lcdrs=1;
P0=date;
delay(5);
lcden=1;
delay(5);
lcden=0;
}
void clock_write()
{ while(1)
{
if(key1==0)
{ delay(10);
if(key1==0)
{
if(hour==23) // ???????
hour=0;
else
hour++;
hourge=hour%10;
hourshi=hour/10;
write_com(0x0f);
delay(2);
write_com(0x80+6);
write_data(table1[hourge]);
delay(5);
write_com(0x80+5);
delay(2);
write_data(table1[hourshi]);
while(!key1);
delay(1);
}
}
if(key2==0)
{
delay(10);
if(key2==0)
{
if(min==59) //????????
min=0;
else
min++;
minge=min%10;
minshi=min/10;
write_com(0x0f);
write_com(0x80+9);
write_data(table1[minge]);
delay(1);
write_com(0x80+8);
write_data(table1[minshi]);
delay(1);
while(!key2);
}
}
if(key3==0)
{
delay(10);
if(key3==0)
{
write_com(0x0c);
TR1=1;
while(!key3);
break;
}
}
}
}
void alarm()
{
while(1)
{
if(key1==0)
{
delay(10);
if(key1==0)
{
if(ahour==24)
ahour=0;
else
ahour++;
ahourge=ahour%10;
ahourshi=ahour/10;
write_com(0x0f);
delay(2);
write_com(0x80+0x40+8);
write_data(':');
write_com(0x80+0x40+7);
write_data(table1[ahourge]);
delay(1);
write_com(0x80+0x40+6);
delay(2);
write_data(table1[ahourshi]);
delay(1);
while(!key1);
}
}
if(key2==0)
{
delay(10);
if(key2==0)
{
if(amin==59)
amin=0;
else
amin++;
aminge=amin%10;
aminshi=amin/10;
write_com(0x0f);
delay(2);
write_com(0x80+0x40+10);
write_data(table1[aminge]);
delay(1);
write_com(0x80+0x40+9);
delay(2);
write_data(table1[aminshi]);
delay(1);
while(!key2);
}
}
if(key3==0)
{
delay(10);
if(key3==0)
{
write_com(0x0c);
write_com(0x80+0x40);
for(i=0;i<11;i++)
write_data(nul[i]);
while(!key3);
break;
}
}
}
}
void keyscan()
{
if(key1==0)
{
delay(10);
if(key1==0)
{
while(!key1);
time();
}
}
else if(key2==0)
{
delay(10);
if(key2==0)
{
while(!key2)
{
ahourge=ahour%10;
ahourshi=ahour/10;
write_com(0x80+0x40+7);
write_data(table1[ahourge]);
delay(5);
write_com(0x80+0x40+6);
delay(2);
write_data(table1[ahourshi]);
aminge=amin%10;
aminshi=amin/10;
write_com(0x80+0x40+10);
write_data(table1[aminge]);
delay(5);
write_com(0x80+0x40+9);
delay(2);
write_data(table1[aminshi]);
write_com(0x80+0x40);
for(i=0;i<11;++i)
write_data(Alarm_1[i]);
}
write_com(0x80+0x40);
for(i=0;i<11;i++)
write_data(nul[i]);
}
}
else if(key3==0)
{
delay(10);
if(key3==0)
{
while(!key3);
ahourge=ahour%10;
ahourshi=ahour/10;
write_com(0x80+0x40+7);
write_data(table1[ahourge]);
delay(5);
write_com(0x80+0x40+6);
delay(2);
write_data(table1[ahourshi]);
aminge=amin%10;
aminshi=amin/10;
write_com(0x80+0x40+10);
write_data(table1[aminge]);
delay(5);
write_com(0x80+0x40+9);
delay(2);
write_data(table1[aminshi]);
write_com(0x80+0x40);
for(i=0;i<11;++i)
write_data(Alarm_1[i]);
alarm();
}
}
else if(key4==0)
delay(5);
if(key4==0)
{
while(!key4);
a=a+1;
if(a%2==0)
{
for(b=0;b<6;b++)
{
sound=~sound;
delay(200);
}
sound=1;
}
else if(a%2==1)
{
sound=0;
delay(300);
sound=1;
delay(300);
}
sound=1;
}
}
void main()
{
TMOD=0x01;
TH0=(65536-46483)/256;
TL1=(65536-46483)%256;
EA=1;
ET0=1;
TR0=1;
int_time=0;
sec=55;
min=59;
hour=23;
}
void T0_interserve(void) interrupt 1
{
int_time++;
if(int_time==20)
{int_time=0;
sec++;
}
if(sec==60)
{ sec=0;
min++;
}
if(min==60)
{min=0;
hour++;
}
if(hour==24)
{hour=0;}
TH0=(65536-46483)/256;
TL1=(65536-46483)%256;
}

復制代碼

ID:552614 · 發表于 2019-6-18 13:50

檢查一下引腳有沒有定義錯誤，沒有硬件圖很難看出來

ID:565843 · 發表于 2019-6-18 16:42

求大神給我個項目，單片機實訓，電子鐘，謝謝

ID:213173 · 發表于 2019-6-18 17:02

樓主main程序中沒有調用任何子程序并且沒有主循環，MCU除了反復初始化定時器和時分秒，什么也干不了，包括中斷也不可能發生。

ID:452821 · 發表于 2019-6-18 19:04

主函數沒有循環，程序不運行；隨便一提快三百行的程序沒有注釋對齊也不是很準確看著真的非常頭疼。建議下次改進一下。

ID:563526 · 發表于 2019-6-18 22:31

wulin 發表于 2019-6-18 17:02
樓主main程序中沒有調用任何子程序并且沒有主循環，MCU除了反復初始化定時器和時分秒，什么也干不了，包括 ...

⊙０⊙，謝謝你鴨。

ID:365405 · 發表于 2019-6-19 15:15

主程序沒有循環，所以什么都干不了

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求大神幫我看一眼這個單片機程序仿真時為什么按鍵沒反應?