#include <Servo.h>
Servo myservo;
int tilt = 12;
int led = 7;

void setup() {
  pinMode(tilt, OUTPUT);
  pinMode( led, OUTPUT);
  Serial.begin(9600);
  myservo.attach(11);
}

void loop() {
  int tiltstate = digitalRead(tilt);
  if (tiltstate == LOW){
    for(int pos = 0; pos <= 360; pos++){
      myservo.write(pos);
      delay(5);
      digitalWrite (led, HIGH);
    }
  }
  else{
    digitalWrite (led, LOW);
  }

}