Added a simple Arduino example

java/src/edu/mit/media/prg/arduino/ArduinoTest.java

@@ -0,0 +1,65 @@
+package edu.mit.media.prg.arduino;
+
+import java.nio.ByteBuffer;
+
+import processing.core.PApplet;
+import processing.serial.Serial;
+
+/**
+ * @author siggi
+ * @date Jun 25, 2013
+ */
+public class ArduinoTest extends PApplet implements SerialPacketHandler {
+
+	ArduinoBufferedSerial arduino;
+	ByteBuffer sendBuffer = ByteBuffer.allocate(256);
+
+	public ArduinoTest(){		
+		System.out.println("Available serial ports:");
+		String[] ports = Serial.list();
+		for (String port : ports) {
+			System.out.println(" - "+port);
+		}
+
+		/*
+		 * Create serial object using Processing's serial library, choosing first serial port listed (change to what you like)
+		 */
+		PSerialDevice serial = new PSerialDevice(this, ports[0], 9600);
+
+		/*
+		 * Create arduino object, register ourselves as a handler for incoming data
+		 */
+		arduino = new ArduinoBufferedSerial(serial, this);
+	}
+
+	@Override
+	public void setup() {
+		size(300, 300);
+	}
+
+	@Override
+	public void draw() {
+		/*
+		 * We need to update the arduino object regularly, this is where received packets are processed etc.
+		 */
+		arduino.update();
+	}
+
+	/*
+	 * Every now and then we can send an arbitrary packet to the Arduino
+	 */
+	@Override
+	public void keyTyped() {
+		sendBuffer.clear();
+		sendBuffer.putInt(10);	// Note that int means 32-bit in Java, 16-bit in Arduino (Java int is called long in Arduino)
+		sendBuffer.putFloat(3.14f);
+		arduino.sendBuffer( sendBuffer );
+	}
+
+	/*
+	 * And finally here we can read the incoming data
+	 */
+	public void handleSerialPacket(ByteBuffer bb, int length) {
+		System.out.println("Received packet of size: "+length);
+	}
+}