BluetoothAdapter blue = BluetoothAdapter.getDefaultAdapter();
for(int index =0; index<adressAndID.length;index++){
						// Verbindung herstellen
			
			BluetoothDevice dev = blue.getRemoteDevice(adressAndID[index][0]);
		
			try {
			
				UUID id1 = UUID
						.fromString("00001101-0000-1000-8000-00805F9B34FB");
				if(sock!=null)
					sock.close();
				Log.i("Status:", "vor connect");
	          	        Method m = dev.getClass().getMethod("createRfcommSocket", new Class[] {int.class});					    	  	sock = (BluetoothSocket) m.invoke(dev, 1);

				
				try{
				sock.connect();
				}catch(IOException i)
				{
					try{
					sock.connect();
				}catch(IOException ea)
				{
					sock.connect();
				}
					}
				
					Log.i("Status:", "nach connect");
				in = new Scanner(sock.getInputStream());
				OutputStream out = sock.getOutputStream();
		
				// Verbunden
				String start = "123;";
				out.write(start.getBytes());
				//Hier passiert viel Datenverarbeitung
				publishProgress("Vorgang abgeschlossen.");
				//Socket schließen
				in.close();
				out.close();
				//out.flush();
				sock.close();
}