private void CloseCustomDevice(ref WinUsbDevice usb, ref UsbEndpointReader reader, ref UsbEndpointWriter writer)
{
if (reader != null)
{
reader.DataReceivedEnabled = false;
reader.DataReceived -= CustomDataReceived;
reader.Dispose();
}
reader = null;
if (writer != null)
{
writer.Dispose();
}
writer = null;
if (usb != null)
{
usb.Close();
}
usb = null;
}
