📄 简易电机转速.c
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/*************k1冷风,k2热风,k3低速,k4中速,k5高速,k6确认******************
**************当复位时,显0000***********************************************
**************当红外被挡时,初始显示H002,热风,中速,电热灯亮****************
**************进入设置程序,长按k6,首先设置冷热风,风档,k6确认*************
**************换档按冷风键退后,重新选择调节*********************************
**************设置结束,长按k6保存设置值,并退出****************************/
#include <reg51.h>
#define uint unsigned int
#define uchar unsigned char
sbit k1=P1^0;
sbit k2=P1^1;
sbit k3=P1^2;
sbit k4=P1^3;
sbit k5=P1^4;
sbit k6=P1^5;
sbit fk=P1^6; //控制电机信号
sbit jr=P1^7; //控制继电器,加热
sbit set1=P3^2;
sbit set2=P3^3;
sbit d1=P3^4;
sbit d2=P3^5;
sbit d3=P3^6;
sbit d4=P3^7;
uchar code table[]={0xc0,0xf9,0xa4,0xb0,0xc7,0x89,0xff};
uchar key1,key2,flag;
void xianshi(uchar,uchar,uchar,uchar);
void break_init();
void dj_sence(uchar,uchar,uchar,uchar);
void dj_key();
delayms(uint z)
{
uchar x;
while(z--)
for(x=0;x<110;x++);
}
//功能: 默认状态
void chushi()
{
xianshi(5,0,0,2);
jr=1;
d2=0;
if(flag==2)
fk=1;
else
fk=0;
}
//功能: 中断初始
void break_init()
{
TMOD=0x01;
TH0=(65535-5000)/256;
TL0=(65535-5000)%256;
IE=0X82;
TR0=1;
P1=0;
set1=0;
}
main()
{
break_init();
while(set1==0);
while(1)
{
xianshi(0,0,0,0);
while(set2==0)
chushi();
d2=1;
jr=0;
fk=0;
dj_key();
}
}
//功能: 按键功能目录
void dj_key()
{
uchar key3,key4,key5;
while(k1==1)
{
key1=1;
jr=0;
d1=0;
d2=1;
fk=1;
key2=0;
while(k1==1);
}
while(k2==1)
{
key2=1;
jr=1;
d1=1;
d2=0;
fk=1;
key1=0;
while(k2==1);
}
while((key1==1)|(key2==1)==1)
{
xianshi(1,1,1,1);
while(k3==1)
{
delayms(5);
key3=1;
while(k3==1);
}
while(k4==1)
{
delayms(5);
key4=1;
while(k4==1);
}
while(k5==1)
{
delayms(5);
key5=1;
while(k5==1);
}
while(key3==1)
{
xianshi(0,0,0,1);
dj_sence(key3,key1,1,1);
key3=0;
}
while(key4==1)
{
xianshi(0,0,0,2);
dj_sence(key4,key1,2,2);
key4=0;
}
while(key5==1)
{
xianshi(0,0,0,3);
dj_sence(key5,key1,3,3);
key5=0;
}
}
}
//功能: 功能设定
void dj_sence(uchar k,uchar h,uchar i,uchar j)
{
uchar key6;
while(k==1)
{
while(k6!=1);
key6=1;
d3=0;
while(k==1)
{
while((set2==0)|(key6==1)==1)
{
if(h==1)
xianshi(4,0,0,i);
else
xianshi(5,0,0,i);
if(flag==j)
fk=1;
else
fk=0;
while((set2==1)&(key6==1)==1)
{
xianshi(0,0,0,0);
fk=0;
jr=0;
while((set1==0)&(set2==1)&(key6==1)==1)
{
delayms(200);
while((set1==0)&(set2==1)&(key6==1)==1)
{
delayms(200);
while((set1==0)&(set2==1)&(key6==1)==1)
{
d1=1;
d2=1;
d3=1;
xianshi(6,6,6,6);
}
}
}
while(k1==1)
{
k=0;
d1=1;
d2=1;
d3=1;
key1=0;
key2=0;
key6=0;
}
}
}
}
}
}
//功能: 数码显示
void xianshi(uchar a,uchar b,uchar c,uchar d)
{
P2=0xfe;
P0=table[a];
delayms(5);
P2=0xfd;
P0=table[b];
delayms(5);
P2=0xfb;
P0=table[c];
delayms(5);
P2=0xf7;
P0=table[d];
delayms(5);
}
//功能: 设置三种风速
void time0() interrupt 1
{
uint t0;
TH0=(65535-50000)/256;
TL0=(65535-50000)%256;
t0++;
if(t0==100)
flag=1;
if(t0==600)
flag=2;
if(t0==1600)
flag=3;
if(t0==3600)
{
t0=0;
flag=0;
}
}
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