//Define your Touch screen connections

#define A0 X1

#define A1 X2

#define A2 Y1

#define A3 Y2

//Define your screen resolution as per your Touch screen (Max: 1024)

#define Xresolution 320 //128

#define Yresolution 240 //64



void setup()

{

   Serial.begin(9600);

}



void loop()

{

  int X,Y; //Touch Coordinates are stored in X,Y variable

   pinMode(Y1,INPUT);

   pinMode(Y2,INPUT);  

   digitalWrite(Y2,LOW);

   pinMode(X1,OUTPUT);

   digitalWrite(X1,HIGH);

   pinMode(X2,OUTPUT);

   digitalWrite(X2,LOW);

   X = (analogRead(Y1))/(1024/Xresolution); //Reads X axis touch position

    

   pinMode(X1,INPUT);

   pinMode(X2,INPUT);

   digitalWrite(X2,LOW);

   pinMode(Y1,OUTPUT);

   digitalWrite(Y1,HIGH);

   pinMode(Y2,OUTPUT);

   digitalWrite(Y2,LOW);

   Y = (analogRead(X1))/(1024/Yresolution); //Reads Y axis touch position

  

  //Display X and Y on Serial Monitor

   Serial.print("X = ");  

   Serial.print(X);

   Serial.print(" Y = ");

   Serial.println(Y);

   delay(100);

}