public SerialPortModel(LaserSettings settings)
 {
     if (string.IsNullOrEmpty(settings.ComPort))
     {
         settings.ComPort = "COM4";
     }
     _serialPort = new SerialPort(settings.ComPort, 128000);
     _serialPort.Open();
     SetTimer();
     _stopwatch.Start();
 }
 public string SaveSettings(LaserSettings settings)
 {
     return($"(set-settings,{Newtonsoft.Json.JsonConvert.SerializeObject(settings)})");
 }