07 注意有人靠近
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连线图
图片发自简书App
int led=13; // 13 LIGHT ON OFF
int human=7;
int detect =0;
void setup(){
pinMode (led,OUTPUT);
pinMode(human,INPUT);
}
void loop(){
detect = digitalRead(human);
if(detect==1){
digitalWrite(led,HIGH); //13 LIGHT ON
delay(1000); //WAIT 1 MIUTEN
digitalWrite(led,LOW); //13 LIGHT OFF
delay(1000); //WAIT 1 MIUTEN
}
}
