#define Y1 = 1
#define X1 = 2
#define Y2 = 4
#define X2 = 5



void setup() {
    Serial.begin(9600);  // Open serial communication
}

void loop() {
    // Read X coordinate
    pinMode(2, INPUT);
    pinMode(5, INPUT);
    digitalWrite(2, LOW);
    pinMode(1, OUTPUT);
    digitalWrite(1, HIGH);
    pinMode(4, OUTPUT);
    digitalWrite(4, LOW);
    int x = analogRead(2);
   x = map(x, 3700, 280, 1, 100);
    // Read Y coordinate

    pinMode(1, INPUT);
    pinMode(4, INPUT);
    digitalWrite(1, LOW);
    pinMode(2, OUTPUT);
    digitalWrite(2, HIGH);
    pinMode(5, OUTPUT);
    digitalWrite(5, LOW);
    int y = analogRead(1);
   y = map(y, 3700, 500, 1, 70);

    // Send the coordinates over Serial
    Serial.print(x);
   
    Serial.print(",");
    Serial.println(y);

    delay(700); // Smooth drawing
}