SerialPortClientBaseOnline 属性
判断是否在线
命名空间： TouchSocket.SerialPorts程序集： TouchSocket.SerialPorts (在 TouchSocket.SerialPorts.dll 中) 版本：4.0.0-beta.143+5fcca7a4e70968794985dc3793adc50531308be6
public bool Online { get; }
Public ReadOnly Property Online As Boolean
Get
abstract Online : bool with get
override Online : bool with get