#include <Servo.h>


int ledPin = 13;

int xPin = A0;
int yPin = A1;
int btnPin = 2;

int xValue;
int yValue;
int btnValue;

int xServoPin = 9;
int yServoPin = 10;

int xServoPos;
int yServoPos;

Servo xServo;
Servo yServo;


void setup() {
  pinMode(ledPin, OUTPUT);
  pinMode(xPin, INPUT);
  pinMode(yPin, INPUT);
  pinMode(btnPin, INPUT_PULLUP);

  xServo.attach(xServoPin);
  yServo.attach(yServoPin);

}

void loop() {
  xValue  = analogRead(xPin);
  yValue  = analogRead(yPin);
  btnValue = digitalRead(btnPin);

  // target = map(sourse, lowSourse, highSourse, lowTarget, highTarget)
  xServoPos = map(xValue, 0, 1023, 0, 180);
  yServoPos = map(yValue, 0, 1023, 0, 180);

  xServo.write(xServoPos);
  yServo.write(yServoPos);

  if (btnValue == LOW) {
    digitalWrite(ledPin, HIGH);
  } 
  if (btnValue == HIGH) {
    digitalWrite(ledPin, LOW);
  }
}