public ControlWindow(ControllerInterface controller)
{
serialCntrl = controller;
InitializeComponent();
fanDataObject = new FanControlDO(controller);
this.DataContext = fanDataObject;
ResponseCallback fanCallback = ListFans;
serialCntrl.Request(1, fanCallback);
// start Udp server
udpServer = new FanUdpServer();
udpServer.Run(fanDataObject);
}