diff --git a/magic_veneer_processing/magic_veneer_processing.pde b/magic_veneer_processing/magic_veneer_processing.pde
index 72d1e23..ee12aae 100644
--- a/magic_veneer_processing/magic_veneer_processing.pde
+++ b/magic_veneer_processing/magic_veneer_processing.pde
@@ -4,12 +4,21 @@ Serial arduinoPort;
 String receivedMessage;
 boolean cameIntoThreshhold = false;
 
+int radius = 0;
+
 void setup() {
-  String portName = Serial.list()[Serial.list().length - 1]; //change the 0 to a 1 or 2 etc. to match your port
+  /* Set up screen */
+  fullScreen();
+  background(255);
+  
+  /* Set up communication with arduino */
+  String portName = Serial.list()[Serial.list().length - 1]; //change index to match your port
   arduinoPort = new Serial(this, portName, 9600);
 }
 
 void draw() {
+  background(255);
+  
   if ( arduinoPort.available() > 0)  {
     String rec = arduinoPort.readStringUntil('\n');
     if (rec != null) {
@@ -21,4 +30,8 @@ void draw() {
       cameIntoThreshhold = true;
     }
   }
+  
+  circle(width / 2, height / 2, radius);
+  fill(0);
+  radius += 10;
 }