code: public static List<UsbDevice> getKnxDevices()
  	{
  		final List<UsbDevice> knx = new ArrayList<>();
  		for (final UsbDevice d : getDevices()) {
  			final int vendor = d.getUsbDeviceDescriptor().idVendor() & 0xffff;
  			for (final int v : vendorIds)
  				if (v == vendor)
  					knx.add(d);
  		}
  		return knx;
  	}
docs: Returns the list of KNX devices currently attached to the host, based on known KNX vendor IDs.
  
  @return the list of found KNX devices