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   源码介绍

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欧姆龙PLC CIP通信C#实例源码

private void button2_Click(object sender, EventArgs e)
{
    clientSocket.Send(p.Registercmd);
    textBox1.AppendText(GetCurrentTime() "\r\n" BitConverter.ToString(p.Registercmd) "\r\n\n");
    Thread.Sleep(2);
    byte[] raed_resp = new byte[100];
    int CNT= clientSocket.Receive(raed_resp, raed_resp.Length, 0);
    byte[] rcv = new byte[CNT];
    Array.Copy(raed_resp,0, rcv,0, CNT);
    textBox1.AppendText(GetCurrentTime() "\r\n" BitConverter.ToString(rcv) "\r\n\n");
   
    byte[] ReadCMD = f.CreatReadCode(read_text.Text);
    ReadCMD[4] = raed_resp[4]; ReadCMD[5] = raed_resp[5]; ReadCMD[6] = raed_resp[6]; ReadCMD[7] = raed_resp[7];
    clientSocket.Send(ReadCMD);
    textBox1.AppendText(GetCurrentTime() "\r\n" BitConverter.ToString(ReadCMD) "\r\n\n");
    Thread.Sleep(2);
    CNT = clientSocket.Receive(raed_resp, raed_resp.Length, 0);
    byte[] rcv1 = new byte[CNT];
    Array.Copy(raed_resp, 0, rcv1, 0, CNT);
    textBox1.AppendText(GetCurrentTime() "\r\n" BitConverter.ToString(rcv1) "\r\n\n");
    //Byte[] S_TO_ASCII = f.Str_TO_ASCII(read_text.Text);
    //read_resptext.Text = BitConverter.ToString(S_TO_ASCII);
    //byte[] rmassg = f.CreatReadCode(read_text.Text);
    //textBox1.Text= BitConverter.ToString(rmassg) rmassg.Length;
    read_resptext.Text = f.GetVelue(rcv1);
}