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public void outputData(String data) throws IOException {
        outputStream = serialPort.getOutputStream();
        System.out.println("Enviando: " + data);
        outputStream.write(data.getBytes());
        outputStream.flush();
    }

    public void inputData() throws TooManyListenersException, IOException {
        serialPort.addEventListener(this);
        serialPort.notifyOnDataAvailable(true);
        inputStream = serialPort.getInputStream();
        inputStreamReader = new InputStreamReader(inputStream);
        bufferedReader = new BufferedReader(inputStreamReader);

        System.out.println("Lendo a porta serial...");
        threadRead = new Thread("Lendo a porta serial...");
        threadRead.start();
        System.out.println("Startou a thread");
    }