private static void L_SerialRequestReceived(object sender, OESListener.SerialRequestEventArgs e)
        {
            var resp = new OESListener.ListenerResponse();

            e.ResponseArray[0] = 22597;
            e.ResponseArray[1] = 13893;
            e.ResponseArray[2] = 12592;
            e.ResponseArray[3] = 13616;

            e.ItemId = "new serial number";
            resp.SerialRequestResponse(e);
        }