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標題:
樓道聲控和光控系統的單片機源碼
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作者:
家AD
時間:
2018-5-18 17:23
標題:
樓道聲控和光控系統的單片機源碼
#include <reg51.h>
#define uchar unsigned char
#define uint unsigned int
sbit dengguan=P1^0;
sbit zhujiti=P1^1;
sbit jidianqi=P1^2;
uchar count=0,miao=0;
///////////////////////////////////////////////////////////
void time0()
{
TMOD=0x01; //設置定時器0和1工作方式為1(0001 0001)
TH0=(65536-50000)/256; //裝定時器初值
TL0=(65536-50000)%256;
EA=1; //開總中斷
ET0=1; //開定時器0中斷
TR0=0; //關閉時器0
}
void main(void)
{
time0();
while(1)
{
if(dengguan==1&&zhujiti==0)
{
jidianqi=0;TR0=1;
}
}
}
void timer0(void) interrupt1
{
TH0=(65536-50000)/256;
TL0=(65536-50000)%256;
count++;
if (count == 20)
{
count = 0;
miao++;
if(miao>=10)
{
miao=0;TR0=0;
jidianqi=1;
}
}
}
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