code: public String readString(GroupAddress dst) throws KNXTimeoutException,
  		KNXRemoteException, KNXLinkClosedException, KNXFormatException
  	{
  		final byte[] apdu = readFromGroup(dst, priority, 0, 14);
  		final DPTXlatorString t = new DPTXlatorString(DPTXlatorString.DPT_STRING_8859_1);
  		extractGroupASDU(apdu, t);
  		return t.getValue();
  	}
docs: /* (non-Javadoc)
  @see tuwien.auto.calimero.process.ProcessCommunicator#readString
  (tuwien.auto.calimero.GroupAddress)