#include <Servo.h>

Servo servo1;
int potPin = A0; 
int potValue = 0;
int servoPos = 0;

void setup() {
 
  servo1.attach(6);
}

void loop() {
  // put your main code here, to run repeatedly:
  potValue = analogRead(potPin); 
  servoPos = map(potValue, 0, 1023, 0, 180);
  servo1.write(servoPos); 
  delay(15); 
}