Arduino code and video Dual Axis Joystick

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This is the Arduino code Dual Axis Joystick

 /*
 * this is Arduino code to use Dual axis XY Joystick to read value of joystick position as X and Y and
 * also read the switch.
 * Other Arduino libarary and videos http://robojax.com/learn/arduino/
 
 * Watch the video for this code to learn it fully.
  * Watch the video here: https://youtu.be/6N8Iq353GM8
 * this code is offered "as is" without any warranty.
 * if you are sharing this code, you must keep this copyright note.
 */
 /*

 * Written for Robojax video on Jan 10, 2018
 * by Ahmad Nejrabi, in Ajax, Ontario, Canada
 * Copyright Robojax Inc.
 */
 
/*
 * This is a dual axis joystick skitch for Arduino.
 * The position of joystick is read and displayed on serial monitor
 */
#define sw 6
#define screenWidth 600
#define screenHeight 300
void setup() {
  // initialize serial communication at 9600 bits per second:
  Serial.begin(9600);
  pinMode(sw,INPUT_PULLUP);// setting pin sw as input
  pinMode(13,OUTPUT);
}
 
void loop() {
  // Robojax Dual Axis joystick project
  int x = analogRead(A0);// read analog
  int y = analogRead(A1);
  int xPos = map(x, 0, 1023,0,screenWidth);
  int yPos = map(y, 0, 1023,0,screenHeight); 
  int sStat = digitalRead(sw);//
  // Robojax project

  Serial.print("X: ");
  Serial.print(xPos);

  Serial.print(" Y: ");
  Serial.println(yPos);// Robojax prints y
  if(sStat ==LOW){
    Serial.println("Switch pressed");
    digitalWrite(13,HIGH);// Turn LED ON
  }else{
    digitalWrite(13,LOW);// Turn LED OFF
  }
  delay(500);
}