private void Safesystem1_Load(object sender, EventArgs e)
{
this.BackColor = Color.Transparent;
if (WMIFunc.GetSerialPort(PortName) != "")
{
SerialPortOpen();
timer1.Enabled = true;
}
}
public void SerialPortOpen()
{
comm.BaudRate = 9600;
comm.PortName = WMIFunc.GetSerialPort(PortName);
try
{
comm.Open();
}
catch
{
//捕获到异常信息，创建一个新的comm对象，之前的不能用了。
comm = new SerialPort();
}
}
