#include <Stepper.h>

#include <Servo.h>

Servo myservo;  
const int stepsPerRevolution = 200;
Stepper myStepper(stepsPerRevolution, 5, 6, 7, 8);



int potpin = 0; 
int val;   
int latval = 0;

void setup() {
  Serial.begin(9600);
  myservo.attach(9); 
  pinMode(12, OUTPUT); 
  digitalWrite(12, LOW);
  myStepper.setSpeed(60);
}

void loop() {
  val = analogRead(potpin);            
  val = map(val, 0, 1023, 0, 180);     
  myservo.write(val);                  
  delay(15);
  if (val != latval){
    Serial.println(val);
    delay(25);
    latval = val;
    if (val == 180){
      Serial.println("Max");
      digitalWrite(12, HIGH);
      delay(15);
      myStepper.step(stepsPerRevolution);
      delay(15);
    }
    if (val <= 165){
      digitalWrite(12, LOW);
      delay(15);
    }
  }  


                       
}