private void SPort_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
SerialPort sPort = (SerialPort)sender;
byte[] rbuf;
rbuf = new byte[sPort.BytesToRead];
sPort.DiscardOutBuffer();
sPort.Read(rbuf, 0, rbuf.Length);
// sPort.ReadLine(rbuf, 0, sPort.BytesToRead);
this.Dispatcher.Invoke(() =>
{
if (lbRecvive.Items.Count > 20)
{
lbRecvive.Items.Clear();
}
lbRecvive.Items.Add(CmdHelper.ByteToString(rbuf));
});
}