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char variable;
boolean estado;	
void setup() {
Serial.begin(115200);
estado=false;
//////////////////////////////////////////////
//ADELANTE
pinMode(13, OUTPUT);
digitalWrite(13, LOW);

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public class HolaMundo extends MIDlet {

    // Componentes del interfaz de usuario
    private Display display;
    private Form form;

    //Constructor de la clase.
    public HolaMundo() {
      // Cogemos el display
      display=Display.getDisplay(this);

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public class HolaMundo extends Activity { 
    public void onCreate(Bundle icicle) {
            super.onCreate(icicle);
            TextView tv = new TextView(this);
            tv.setText("Hola Mundo");
            setContentView(tv);
    }
 }

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@Override
protected void finalize(){
        _wifiLock.release();
}

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for(Iterator<ScanResult> it = scanResults.iterator(); it.hasNext();){
        ScanResult result = it.next();
        if (_ssidsMap.containsKey(result.SSID)){
                // Si ya existe informacion sobre el SSID, la actualiza.
                _ssidsMap.put(result.SSID, _ssidsMap.get(result.SSID) + result.level);
        } else {
                // Si no existe informacion sobre el SSID, la crea.
                _ssidsMap.put(result.SSID, result.level);
        }
}

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private final BroadcastReceiver _bcReceiver = new BroadcastReceiver() {

        @Override
        public void onReceive(Context context, Intent intent){
                String action = intent.getAction();
                if(WifiManager.SCAN_RESULTS_AVAILABLE_ACTION.equals(action)){
                        Log.i(WifiService.NAME, "Scan finished with " +
                                _wifiManager.getScanResults().size() + " items found");
                        calculateRSSI(_wifiManager.getScanResults());
                        _isScanning = false;

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public void startScanning(){
        Log.i(WifiService.NAME, "in startScanning()");
        if (!_wifiManager.isWifiEnabled()){
                Log.i(WifiService.NAME, "WIFI disabled");
                Toast.makeText(_context, "Wifi Deshabilitada\nHabilitela e intente de nuevo",
                                Toast.LENGTH_LONG).show();
                // Es aconsejable asegurarse de que se detienen los escaneos.
                _scanning = false;
                return;
        }

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<manifest nuestraAplicacion>
          <uses-permission  android:name="android.permission.ACCESS_WIFI_STATE" />
          <uses-permission  android:name="android.permission.CHANGE_WIFI_STATE" />
          ...... Otras clausulas
</manifest>

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public ConnectThread(BluetoothDevice device) {
    mmDevice = device;
    BluetoothSocket tmp = null;

    // Get a BluetoothSocket for a connection with the
    // given BluetoothDevice
    try {
        tmp = device.createRfcommSocketToServiceRecord(MY_UUID);
    } catch (IOException e) {
        Log.e(TAG, "create() failed", e);

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public AcceptThread() {
    BluetoothServerSocket tmp = null;

    // Create a new listening server socket
    try {
        tmp = mAdapter.listenUsingRfcommWithServiceRecord(NAME, MY_UUID);
    } catch (IOException e) {
        Log.e(TAG, "listen() failed", e);
    }
    mmServerSocket = tmp;