/// <summary>
        ///
        /// </summary>
        public void ReadVersion()
        {
            // Create message
            var versions = new ReceiverSoftware();

            // Write message to receiver
            WriteMessage(versions);
        }
        /// <summary>
        ///
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="args"></param>
        private void OnMessageReceived(object sender, MessageReceivedEventArgs args)
        {
            // Mark connected true
            if (!IsConnected)
            {
                IsConnected = true;
            }

            //Debug.WriteLine(ArrayExtensions.HexDump(args.Message));

            if (args.MessageProtocol == MessageProtocol.UBX)
            {
                if (args.MessageType == typeof(GeodeticPosition))
                {
                    GeodeticPosition message = (GeodeticPosition)args.MessageResult;

                    GeodeticSensorReading.Latitude             = message.Latitude;
                    GeodeticSensorReading.Longitude            = message.Longitude;
                    GeodeticSensorReading.TimeMillisOfWeek     = (int)message.TimeMillisOfWeek;
                    GeodeticSensorReading.VerticalAccuracy     = message.VerticalAccuracy;
                    GeodeticSensorReading.HorizontalAccuracy   = message.HorizontalAccuracy;
                    GeodeticSensorReading.HeightAboveEllipsoid = message.HeightAboveEllipsoid;
                    GeodeticSensorReading.HeightAboveSeaLevel  = message.HeightAboveSeaLevel;

                    // Fire reading changed event
                    GeodeticSensorChanged?.Invoke(this, GeodeticSensorReading);
                }
                else if (args.MessageType == typeof(Acknowledge))
                {
                    int key = new { Class = args.Message[2], Id = args.Message[3], MessageClass = args.Message[6], MessageId = args.Message[7] }.GetHashCode();

                    // Add acknowlagement
                    Acknowlagements.Add(key, DateTime.Now);
                }
                else if (args.MessageType == typeof(NotAcknowledge))
                {
                    //int key = new { Class = args.Message[2], Id = args.Message[3], MessageClass = args.Message[6], MessageId = args.Message[7] }.GetHashCode();

                    //// Add not acknowlagement
                    //_acknowlagements.Add(key, DateTime.Now);
                }
                else if (args.MessageType == typeof(ReceiverSoftware))
                {
                    ReceiverSoftware message = (ReceiverSoftware)args.MessageResult;
                    SoftwareVersion = Encoding.ASCII.GetString(message.SoftwareVersion);
                    HardwareVersion = Encoding.ASCII.GetString(message.HardwareVersion);
                }
            }
        }