public static void writeBytes(byte[] towrite) throws Exception { ByteArrayInputStream in = new ByteArrayInputStream(towrite); boolean hasData = true; int loop = 0; while (hasData) { try { int read = in.read(data); if (read > 0) { dev.bulk_write(0x01, BytesUtil.getReply(data, read), 0); } else hasData = false; } catch (LibUsbTimeoutException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (LibUsbPipeException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (LibUsbNoDeviceException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (LibUsbTransmissionException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (LibUsbOtherException e) { // TODO Auto-generated catch block e.printStackTrace(); } } in.close(); }
private static UsbDevice getDevice() { UsbDevice device = null; ArrayList<UsbDevice> devices = new ArrayList<UsbDevice>(); try { devices = (ArrayList<UsbDevice>) us.visitUsbDevices(new VendorProductVisitor(0xfce)); } catch (LibUsbNoDeviceException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (LibUsbPermissionException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (LibUsbOtherException e) { // TODO Auto-generated catch block e.printStackTrace(); } if (devices.size() > 0) { device = devices.get(0); } return device; }