private void RefreshComPorts()
{
var coms = SerialPort.GetPortNames();
foreach (var p in coms)
{
if (!ComPorts.Contains(p))
{
ComPorts.AddSorted(p);
}
}
foreach (var p in ComPorts.ToList())
{
if (!coms.Contains(p))
{
ComPorts.Remove(p);
}
}
if (SelectedComPort == null && ComPorts.Count > 0)
{
SelectedComPort = ComPorts.First();
}
}
