DeviceServerOnDataReceived 事件

public event DeviceServerDataReceivedDelegate OnDataReceived

Public Event OnDataReceived As DeviceServerDataReceivedDelegate

public:
 event DeviceServerDataReceivedDelegate^ OnDataReceived {
	void add (DeviceServerDataReceivedDelegate^ value);
	void remove (DeviceServerDataReceivedDelegate^ value);
}

member OnDataReceived : IEvent<DeviceServerDataReceivedDelegate,
    EventArgs>

private ModbusTcpServer server;
public void Start( )
{
    server = new ModbusTcpServer( );
    server.OnDataReceived += Server_OnDataReceived;
    server.ServerStart( 502 );
}

// sender指服务器本地的对象，例如 <see cref="ModBus.ModbusTcpServer"/> 对象，source 指会话对象，网口对象为 <see cref="AppSession"/>，
// 串口为<see cref="System.IO.Ports.SerialPort"/> 对象，需要根据实际判断，data 为收到的原始数据 byte[] 对象
private void Server_OnDataReceived( object sender, object source, byte[] data )
{
    // 我们可以捕获到接收到的客户端的modbus报文
    // 如果是TCP接收的
    if (source is HslCommunication.Core.Net.AppSession session)
    {
        // 获取当前客户的IP地址
        string ip = session.IpAddress;
    }

    // 如果是串口接收的
    if (source is System.IO.Ports.SerialPort serialPort)
    {
        // 获取当前的串口的名称
        string portName = serialPort.PortName;
    }
}