/// <summary>
/// 检测线程函数，用于多线程检测
/// </summary>
/// <param name="com"></param>
private void ProcDetectting(object com)
{
SerialPortCommunication serialPort = com as SerialPortCommunication;
bool bOpen = serialPort.IsOpen();
if (!bOpen)
{
return;
}
serialPort.SendData(_detectCommandBytes);
}
public Tuple <string, byte> DoDetectEx()
{
_detectEvent.Reset();
string connectedCom = string.Empty;
string[] portNames = SerialPort.GetPortNames();//new string[] { "COM1" };//
List <Thread> threadPool = new List <Thread>();
List <SerialPortCommunication> serialPortPool = new List <SerialPortCommunication>();
_bufferByCom.Clear();
foreach (string port in portNames)
{
//开启多线程，每个串口开一个
_bufferByCom.Add(port, new List <byte>());
Thread detectThread = new Thread(new ParameterizedThreadStart(ProcDetectting));
SerialPortCommunication serialPort = new SerialPortCommunication();
serialPort.InitializeDevice(port, _baudRate, _dataBits, _stopBits, _parity);
serialPort.DataReceived += OnDetectDataReceived;
try
{
serialPort.Open();
}
catch
{
continue;
}
serialPortPool.Add(serialPort);
threadPool.Add(detectThread);
detectThread.Start(serialPort);
//Thread.Sleep(500);
}
for (int i = 0; i < threadPool.Count; i++)
{
threadPool[i].Join();
}
if (_detectEvent.WaitOne(WAITFOREVENTTIMEOUT))
{
}
for (int i = 0; i < serialPortPool.Count; i++)
{
serialPortPool[i].Close();
}
for (int i = 0; i < threadPool.Count; i++)
{
threadPool[i].Abort();
}
return(new Tuple <string, byte>(_detectedPortName, _detectedProductID));
}
/// <summary>
/// 打开串口
/// </summary>
/// <returns></returns>
public bool Open()
{
if (null == _communicateDevice)
{
_communicateDevice = new SerialPortCommunication();
}
if (_communicateDevice.IsOpen())
{
_communicateDevice.Close();
}
_communicateDevice.InitializeDevice(_portName, _baudRate, _dataBits, _stopBits, _parity, Handshake.None);
_communicateDevice.DataReceived += ReceiveData;
try
{
_communicateDevice.Open();
}
catch
{
return(false);
}
return(true);
}