/*
 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 potpin = 0;  // analog pin used to connect the potentiometer
int val;    // variable to read the value from the analog pin

void setup() {
   Serial.begin(115200);
   myservo.writeMicroseconds(1500);
   myservo.attach(9);  // attaches the servo on pin 9 to the servo object
  

}

void loop() {
  val = analogRead(potpin);  


  if(val < 500 )
  {

  val = map(val, 0, 1023, 1000, 2000);
  myservo.writeMicroseconds(val);
  //myservo.write(val);  
  delay(100);  
  Serial.println("first condition");
  }
  else
  {
    delay(100);
    Serial.println("second condition");
  }
            // reads the value of the potentiometer (value between 0 and 1023)
     // scale it to use it with the servo (value between 0 and 180)
                  // sets the servo position according to the scaled value
                           // waits for the servo to get there
}