標(biāo)題:
求大神幫我寫一個(gè)光電傳感器程序
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作者:
wgb
時(shí)間:
2017-12-28 18:07
標(biāo)題:
求大神幫我寫一個(gè)光電傳感器程序
利用兩個(gè)光電傳感器,信號線接到單片機(jī)的p2.0和p2.1,人數(shù)初始值為rs=0,當(dāng)2.0檢測到信號,然后2.1檢測到信號,此時(shí)人數(shù)加一,反之人數(shù)減一。
我自己寫的用不了。
作者:
wgb
時(shí)間:
2017-12-29 13:38
if(k3==0)
{
while(k4!=0)
{
delay(10);
}
rs++;
while(k4==0);
display(0x83,rs);
while(rs>=sdz)
{
Beep=0;
delay(500);
Beep=1;
delay(500);
}
}
if(k4==0)
{
while(k3!=0)
{
delay(10);
}
rs--;
while(k3==0);
display(0x83,rs);
}
作者:
wgb
時(shí)間:
2017-12-29 13:39
if(k3==0)
{
while(k4!=0)
{
delay(10);
}
rs++;
while(k4==0);
display(0x83,rs);
while(rs>=sdz)
{
Beep=0;
delay(500);
Beep=1;
delay(500);
}
}
if(k4==0)
{
while(k3!=0)
{
delay(10);
}
rs--;
while(k3==0);
display(0x83,rs);
}
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