/*
 Controlling a servo position using a potentiometer (variable resistor)
 by Michal Rinott <http://people.interaction-ivrea.it/m.rinott>
 modified on 8 Nov 2013
 by Scott Fitzgerald
 http://www.arduino.cc/en/Tutorial/Knob
*/
#include <Servo.h>
Servo myservo;  // create servo object to control a servo
int val;    // variable to read the value from the analog pin
void setup() {
  myservo.attach(3);  // attaches the servo on pin 9 to the servo object
}
void loop() {
  val = 5;    // scale it to use it with the servo (value between 0 and 180)
  myservo.write(val);                  // sets the servo position according to the scaled value
  delay(15);                           // waits for the servo to get there
}