public static SerialPort getStaticSerialPort()
{
if (StaticSerialPort.comport == null)
{
StaticSerialPort.comport = new SerialPort();
comport.DataReceived += StaticSerialPort.port_DataReceived;
StaticSerialPort.resetStaticSerialPort();//使用统一配置参数
}
return(StaticSerialPort.comport);
}
/// <summary>
/// 串口关闭时可能引起线程死锁，因此这里要求首先安全关闭串口
/// </summary>
/// <param name="portName"></param>
/// <param name="baudRate"></param>
/// <param name="parity"></param>
/// <param name="dataBits"></param>
/// <param name="stopBits"></param>
public static void resetStaticSerialPort(string portName, string baudRate, string parity, string dataBits, string stopBits)
{
SerialPort sp = StaticSerialPort.getStaticSerialPort();
bool biniOpened = sp.IsOpen;
if (biniOpened)
{
//sp.Close();
MessageBox.Show("请先关闭串口！");
return;
}
try
{
sp.PortName = portName;
sp.BaudRate = int.Parse(baudRate);
sp.DataBits = int.Parse(dataBits);
sp.StopBits = (StopBits)Enum.Parse(typeof(StopBits), stopBits);
sp.Parity = (Parity)Enum.Parse(typeof(Parity), parity);
}
catch (System.Exception ex)
{
MessageBox.Show("设置串口时出现异常错误！" + ex.Message);
}
}
