Beispiel #1
0
        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);
        }