const int SW_pin = 2; // digital pin connected to switch output
const int Y_pin = A0; // analog pin connected to X output
const int X_pin = A1; // analog pin connected to Y output

void setup() {
  pinMode(SW_pin, INPUT);
  digitalWrite(SW_pin, HIGH);
  Serial.begin(9600);
}

void loop() {
  int x = map(analogRead(X_pin), 0, 1023, 1, -1);
  int y = map(analogRead(Y_pin), 0, 1023, -1, 1);
  if(x != 0 || y != 0){
     if(y == 1 && x == 0) Serial.println("UP");
     else if(y == -1 && x == 0) Serial.println("DOWN");
     else if(x == -1 && y == 0) Serial.println("LEFT");
     else if(x == 1 && y == 0) Serial.println("RIGHT");
  }
  /*
  if((x < 500 || x > 512) || (y < 500 || y > 512)){
    if (x > 512 && y < 512) Serial.println("UP");
    else if 
  }
  Serial.print("Switch:  ");
  Serial.print(digitalRead(SW_pin));
  Serial.print("\n");
  Serial.print("X-axis: ");
  Serial.print(analogRead(X_pin));
  Serial.print("\n");
  Serial.print("Y-axis: ");
  Serial.println(analogRead(Y_pin));
  Serial.print("\n\n");
  */
  delay(1000);
}