恳求侠友改改！（电风扇温度，转速，定时控制程序）
keil可以通过，但仿真显示的结果不对，
按键功能：K1功能；K2移位；K3递增；K4递减；
设计的想法是开机显示当前的温度，可以设置时间，
上限温度，定时开始时间和定时结束时间。当处在设置
的时间段里边时，如果当前温度超过了上限值，则风扇
转，其转速受当前温度和上限温度的差值控制，差值越
小转速越慢，反之则越快，
恳求高手们可以给我改改不胜感激！我的联系方式：
QQ：270662589 Email:pmmimosa@126.com
#include<reg51.h>
#include<intrins.h>
#include<stdio.h>
#define uchar unsigned char
#define uint unsigned int
uchar display[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,//0~9
0x40,0x79,0x24,0x30,0x19,0x12,0x02,0x78,0x00,0x10,0xff};//带点0~9;关数码管
uchar disbit[4];
uchar hour,min,sec,hour1,min1,hour2,min2;
uint count_down;
uint temp5,temp,temp1,temp2;
uchar htemp,ltemp;
uchar or_b;
uchar show_p;
uchar attr;
char tep;
bit led_on;
bit flash;
sbit K1=P1^0;
sbit K2=P1^1;
sbit K3=P1^2;
sbit K4=P1^3;
sbit ST=P3^0;
sbit OE=P3^1;
sbit EOC=P3^2;
sbit CLK=P3^3;
sbit S1=P3^4;
sbit S2=P3^5;
sbit S3=P3^6;
sbit S4=P3^7;
sbit CORT=P1^4;
void time_to();
void pwm_temp();
void delay(uchar t)//112ms?
{ uchar i;
while(t--)
for(i=0;i<10;i++);
}
void main()
{
hour=0;min=0;sec=0;count_down=8000;
hour1=0;min1=0;hour2=23;min2=59;
htemp=24;ltemp=0;
flash=0;
show_p=0;
attr=0xff;
led_on=1;
TMOD=0x22;
TH0=0xFF;TL0=0x8C;//0.125ms,ff8cH;1/8000s用于走时；提供A/D时钟，640kHZ以下
TH1=0xB8;TL1=0x00;//20ms,B800H；用于按键扫描
TR0=1;TR1=1;
ET0=1;ET1=1;EA=1;
while(1)
;
}
void pwm_temp()
{ if(EOC==1)
{ OE=1;
temp5=P2;
OE=0;
}
temp=temp5*1000/256;
temp1=htemp*10+ltemp;
if(temp>temp1)
{ temp2=temp-temp1;
if(temp2<40)
{ CORT=1;
delay(temp2);
CORT=0;
delay(40-temp2);
}
else
CORT=1;
}
ST=1;ST=0;
}
void time_to()//定时时间的处理
{ if(hour2>=hour1)
{if(hour1==hour2)
{ if(min2>min1)
or_b=1;
else
or_b=2;
}
else
or_b=3;
}
else
or_b=2;
switch(or_b)
{ case 1: if(hour==hour1&&min<min2&&min>min1)
pwm_temp();
case 2: if(hour>=hour1)
{ if(hour==hour1)
{ if(min>min1)
pwm_temp();
}
else
pwm_temp();
}
if(hour<=hour2)
{ if(hour==hour2)
{ if(min<min2)
pwm_temp();
}
else
pwm_temp();
}
case 3: if(hour==hour1&&min>min1)
pwm_temp();
if(hour>hour1&&hour<hour2)
pwm_temp();
if(hour>hour1&&hour==hour2)
{ if(min<min2)
pwm_temp();
}
}
return;
}
void time0(void) interrupt 1
{ CLK=~CLK;
count_down--;
if(count_down==1||count_down==4001)
flash=~flash;
if(count_down==0)
{ count_down=8000;
sec++;
if(sec==60)
{ sec=0;
min++;
if(min==60)
{ min=0;
hour++;
if(hour==24)
hour=0;
}
}
}
TH0=0xFF;TL0=0x8C;//0.125ms,ff8cH
}
void time1(void) interrupt 3
{ uchar i;
TH1=0xB8;TL1=0x00;
/************键值处理*************/
if(K1==0&&led_on==1)
{ if(show_p==1)
show_p=0;
if(show_p==0)
show_p=3;
if(show_p==3)
show_p=4;
if(show_p==4)
show_p=5;
if(show_p==5)
show_p=1;
}
if(K2==0&&led_on==1)
{ switch(attr)
{case 0xff:attr=0x3f;break;
case 0x3f:attr=0xcf;break;
case 0xcf:attr=0xff;
}
}
if(K3==0)
{ switch(attr)
{case 0xff:if(show_p==0)
led_on=~led_on;
break;
case 0x3f:if(show_p==0)
hour=(hour+1)%24;
if(show_p==3)
htemp=(htemp+1)%100;
if(show_p==4)
hour1=(hour1+1)%24;
if(show_p==5)
hour2=(hour2+1)%24;
break;
case 0xcf:if(show_p==0)
min=(min+1)%60;
if(show_p==3)
ltemp=(ltemp+1)%10;
if(show_p==4)
min1=(min1+1)%60;
if(show_p==5)
min2=(min2+1)%60;
}
}
if(K4&&led_on==1)
{ switch(attr)
{case 0xff:if(show_p==0||show_p==3||show_p==4||show_p==5)
show_p=1;
break;
case 0x3f:if(show_p==0)
{ tep=hour-1;
if(tep<0)
hour=23;
else hour=tep;
}
if(show_p==3)
{ tep=htemp-1;
if(tep<0)
htemp=99;
else htemp=tep;
}
if(show_p==4)
{ tep=hour1-1;
if(tep<0)
hour1=23;
else hour1=tep;
}
if(show_p==5)
{ tep=hour2-1;
if(tep<0)
hour2=23;
else hour2=tep;
}
break;
case 0xcf:if(show_p==0)
{ tep=min-1;
if(tep<0)
min=59;
else min=tep;
}
if(show_p==3)
{ tep=ltemp-1;
if(tep<0)
ltemp=9;
else ltemp=tep;
}
if(show_p==4)
{ tep=min1-1;
if(tep<0)
min1=59;
else min1=tep;
}
if(show_p==5)
{ tep=min2-1;
if(tep<0)
min2=59;
else min2=tep;
}
}
}
/*********当前显示的内容*********/
if(show_p==0)
{ disbit[0]=hour/10;
disbit[1]=hour%10+10;
disbit[2]=sec/10;
disbit[3]=sec%10;
}
if(show_p==1)
{ disbit[0]=20;
disbit[1]=temp/100;
disbit[2]=(temp%100)/10+10;
disbit[3]=temp%100;
}
if(show_p==3)
{ disbit[0]=20;
disbit[1]=temp1/100;
disbit[2]=(temp%100)/10+10;
disbit[3]=temp%10;
}
if(show_p==4)
{ disbit[0]=hour1/10;
disbit[1]=hour1%10+10;
disbit[2]=min1/10;
disbit[3]=min1%10;
}
if(show_p==5)
{ disbit[0]=hour2/10;
disbit[1]=hour2%10+10;
disbit[2]=min2/10;
disbit[3]=min2%10;
}
if(led_on)
{ for(i=0;i<4;i++)
{
if(flash||attr&(0x80>>i))
{ P0=display[disbit];
switch(i)
{ case 0:S1=1;delay(10);S1=0;
case 1:S2=1;delay(10);S2=0;
case 2:S3=1;delay(10);S3=0;
case 3:S4=1;delay(10);S4=0;
}
}
}
}
else S1=S2=S3=S4=0;
}
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