public override void Disconnect()
{
try
{
ClearCmd();
Cmd.Clear();
ReadTimer.Change(-1, -1);
WriteTimer.Change(-1, -1);
WaitUntilThreadOver();
serialport.Close();
CreateEvent(EventReason.Disconnected, null);
}
catch (Exception ex)
{
CreateEvent(EventReason.Disconnected, ex.Message);
}
finally
{
PACK.FlushReadBuffer();
PACK.FlushWriteBuffer();
CMD.ClearTask();
serialport = null;
}
}
public override void Connect(object device)
{
if (device is SerialPort)
{
IsUSBSerial = false;
serialport = (SerialPort)device;
try
{
serialport.DataBits = 8;
serialport.StopBits = StopBits.One;
serialport.Parity = Parity.None;
serialport.ReadTimeout = 50;
serialport.ReceivedBytesThreshold = 1;
serialport.DataReceived +=
new SerialDataReceivedEventHandler(SerialReadThread);
serialport.ReadBufferSize = 8192;
serialport.WriteBufferSize = 8192;
PACK.FlushReadBuffer();
PACK.FlushWriteBuffer();
CMD.ClearTask();
serialport.Open();
WriteTimer.Change(0, 25);
ReadTimer.Change(0, 25);
SerialChannel = SerialChannelEnum.ChipConnect;
CreateEvent(EventReason.ChipConnected, null); // 仅串口连接成功
return;
}
catch (Exception ex)
{
Disconnect();
CreateEvent(EventReason.ConnectFailed, ex.Message);
return;
}
}
CreateEvent(EventReason.ConnectFailed, "连接的不是串口设备！");
}