public SerialPort InitSerialPort()
{
if (SerialPort1 == null)
{
SerialPort1 = new SerialPort();
}
string[] slist = System.IO.Ports.SerialPort.GetPortNames();
SerialPortNameList.Clear();
foreach (var item in slist)
{
SerialPortNameList.Add(item);
}
if (SerialPortNameList.Count > 0)
{
SerialPortName = SerialPortNameList[0];
}
else
{
System.Windows.MessageBox.Show("没有串口可用！");
return(null);
}
if (NotifyMessage == null)
{
SerialPort1.DataReceived += SerialPort1_DataReceived;
}
return(SerialPort1);
}
/// <summary> 第一步，初始化 </summary>
/// <returns> </returns>
public SerialPort InitSerialPort()
{
if (SerialPort1 == null)
{
SerialPort1 = new SerialPort();
}
//通过WMI获取COM端口
//string[] slist = Helpers.HardwareInfoHelper. MulGetHardwareInfo(Helpers.HardwareEnum.Win32_PnPEntity, "Name");
string[] slist = System.IO.Ports.SerialPort.GetPortNames();
SerialPortNameList.Clear();
foreach (var item in slist)
{
SerialPortNameList.Add(item);
}
if (SerialPortNameList.Count > 0)
{
SerialPortName = SerialPortNameList[0];
}
else
{
System.Windows.MessageBox.Show("没有串口可用！");
return(null);
}
SerialPort1.BaudRate = Baudrate;
SerialPort1.Parity = (Parity)Parity;
SerialPort1.DataBits = (int)DataBit;
SerialPort1.StopBits = (StopBits)StopBit;
if (WriteTimeout != 0)
{
SerialPort1.WriteTimeout = WriteTimeout;
}
else
{
SerialPort1.WriteTimeout = 3000;
}
if (ReadTimeout != 0)
{
SerialPort1.ReadTimeout = ReadTimeout;
}
else
{
SerialPort1.ReadTimeout = 10000;
}
return(SerialPort1);
}
