leJOS PC Project – Codice per il PC… (includere la libreria pccomm.jar)

public class Main extends JFrame implements Runnable {

	private DataInputStream dis;
	
	private JPanel contentPane;
	private JButton btnConnetti;
	private JTextArea txtrMessaggi;
[...]
	public void attivaComunicazione() {
		try {
			NXTComm nxtComm = NXTCommFactory.createNXTComm(NXTCommFactory.BLUETOOTH);
			NXTInfo[] nxtInfo = nxtComm.search("NXT");
			if (nxtInfo.length > 0)
				if (nxtComm.open(nxtInfo[0])) {
					btnConnetti.setEnabled(false);
					btnConnetti.setText("Connesso");
					dis = new DataInputStream(nxtComm.getInputStream());
					
					Thread thread = new Thread(this);
					thread.setDaemon(true);
					thread.start();
				}
		} catch (Exception e) {
			JOptionPane.showMessageDialog(this, "Impossibile stabilire la connesisone");
		}
	}

	@Override
	public void run() {
		boolean connected = true;
		while(connected) {
			try {
				txtrMessaggi.append(dis.readLine()+ "\n");
			} catch (IOException e) {
				connected=false;
			}
		}
	}

leJOS NXT Project – Codice per l’NXT…

import java.io.DataOutputStream;
import java.io.IOException;

import lejos.nxt.comm.Bluetooth;
import lejos.nxt.comm.NXTConnection;

public class BTHTestNXT {

	public static void main(String[] args) {
		System.out.println("Attesa connessione Bluetooth...");
		NXTConnection conn = Bluetooth.waitForConnection();
		DataOutputStream dos = conn.openDataOutputStream();
		System.out.println("Connesso");
		boolean connesso = true;
		while (connesso) {
			try {
				dos.writeChars("Ciao sono il tuo NXT");
				dos.flush();
				try {
					Thread.sleep(1000);
				} catch (InterruptedException e) {
				}
			} catch (IOException e) {
				connesso = false;
			}
		}
	}

}