틸트 기울기 센서 SW-520D

int tilt = 3;

int led = 5;

 

void setup() {

  Serial.begin(9600);

  pinMode(tilt, INPUT);

  pinMode(led, OUTPUT);

  delay(5000);

}

 

void loop() {

  int state = digitalRead(tilt);

  if (state == HIGH){

    Serial.println("기울어짐");

    digitalWrite(led, HIGH);

    delay(300);

  }

  else{

    Serial.println("평평함");

    digitalWrite(led,LOW);

    delay(300);

  }

}