#include <Servo.h>
Servo myservo;  // create servo object to control a servo
//Servo lpu;
int potpin = A0;  // analog pin used to connect the potentiometer
int val;    // variable to read the value from the analog pin
void setup() 
{
  myservo.attach(9);  // attaches the servo on pin 9 to the servo object
}
void loop() 
{
  val = analogRead(potpin);          
  // reads the value of the potentiometer (value between 0 and 1023)
  val = map(val, 0, 1023, 0, 180);     
// 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(100);	//0.1 seconds delay                          
// waits for the servo to get there
}