热释电模块

int Sensor= 2;

void setup() {
  // put your setup code here, to run once:
   Serial.begin(9600);
   pinMode(Sensor, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  int SensorState = digitalRead(Sensor);
   Serial.println(SensorState);
   delay(3000);      
}