code: public short asUnsigned(ProcessEvent e, String scale) throws KNXFormatException
  	{
  		final DPTXlator8BitUnsigned t = new DPTXlator8BitUnsigned(scale);
  		t.setData(e.getASDU());
  		return t.getValueUnsigned();
  	}
docs: Returns the ASDU of the received process event as unsigned 8 Bit datapoint value.
  <p>
  This method has to be invoked manually by the user (either in
  {@link #groupReadResponse(ProcessEvent)} or
  {@link ProcessListener#groupWrite(ProcessEvent)}), depending on the received
  datapoint type.
  
  @param e the process event with the ASDU to translate
  @param scale see {@link ProcessCommunicator#readUnsigned(
  tuwien.auto.calimero.GroupAddress, String)}
  @return the received value of type 8 Bit unsigned
  @throws KNXFormatException on not supported or not available 8 Bit unsigned DPT