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#include <reg51.h>
#define uint unsigned int
#define uchar unsigned char
unsigned char code RUN1[8]={0xf1,0xf3,0xf2,0xf6,0xf4,0xfc,0xf8,0xf9};//正轉(zhuǎn)
unsigned char code RUN2[8]={0xf9,0xf8,0xfc,0xf4,0xf6,0xf2,0xf3,0xf1};//反轉(zhuǎn)
sbit led1=P0^1; //綠色的
sbit led2=P0^0; //紅色的
sbit hongwai=P1^0;
sbit kaibtn=P1^1;
sbit guanbtn=P1^2;
uint ji=0;
uint miao=0;
uint ji2=0;
uint miao2=0;
bit flag=1;
bit flag2=0;
/******延時函數(shù)****************/
void delay(unsigned int t)
{
unsigned int k;
while(t--)
{
for(k=0; k<60; k++)//用for的空循環(huán)延長程序的執(zhí)行時間
{ }
}
}
//步進(jìn)電機(jī)驅(qū)動正轉(zhuǎn)
void zz()
{
unsigned char i;
for (i=0; i<8; i++) //一個周期轉(zhuǎn)3.75*8=30度
{
P2 = RUN1[i]&0x1f; //取數(shù)據(jù)
delay(2); //調(diào)節(jié)轉(zhuǎn)速
}
}
//步進(jìn)電機(jī)驅(qū)動反轉(zhuǎn)
void fz()
{
unsigned char i;
for (i=0; i<8; i++) //一個周期轉(zhuǎn)3.75*8=30度
{
P2 = RUN2[i]&0x1f; //取數(shù)據(jù)
delay(2); //調(diào)節(jié)轉(zhuǎn)速
}
}
void dingshi1()
{
TMOD=0x01;
TH0=(65536-50000)/256;
TL0=(65536-50000)%256;
TH1=(65536-50000)/256;
TL1=(65536-50000)%256;
EA=1;
ET0=0;
TR0=0;
ET1=0;
TR1=0;
}
void main()
{
dingshi1();
while(1)
{
if(kaibtn==0)
{
fz();
}
if(guanbtn==0)
{
zz();
}
if(flag==1)
{
if(hongwai==1||kaibtn==0) //檢測到有人的情況下打開門
{
ET0=1;
TR0=1;
fz();
led1=0;
led2=1;
}
}
if(flag2==1)
{
if(hongwai==0||guanbtn==0) //檢測到無人的情況下
{
ET1=1;
TR1=1;
zz();
led1=1;
led2=0;
}
}
if(miao==5) //
{
miao=0;
P2=0x00;
ET0=0;
TR0=0;
flag=0;
flag2=1;
led1=1;
led2=1;
}
if(miao2==30) //停止的時間調(diào)節(jié)的地方-具體時間可以自己實(shí)際操作計(jì)時計(jì)算
{
miao2=0;
ET1=0;
TR1=0;
flag2=0;
flag=1;
led1=1;
led2=1;
}
}
}
void timer0() interrupt 1
{
TH0=(65536-50000)/256;
TL0=(65536-50000)%256;
ji++;
if(ji==20)
{
ji=0;
miao++;
}
}
void timer1() interrupt 3
{
TH1=(65536-50000)/256;
TL1=(65536-50000)%256;
ji2++;
if(ji2==20)
{
ji2=0;
miao2++;
}
}

復(fù)制代碼