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   源码介绍

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using HslCommunication;
using HslCommunication.Profinet.Melsec;

namespace PLC_TestDemo
{
    public partial class FrmMain : Form
    {
        public FrmMain()
        {
            InitializeComponent();
            splitContainer1.Panel2.Enabled = false;
            btnBreakConn.Enabled = false;
        }

        #region 建立通讯连接
        MelsecMcNet melsec = new MelsecMcNet();
        //建立通讯连接
        private void btnConnect_Click(object sender, EventArgs e)
        {
            melsec.IpAddress = txtIPAddr.Text.Trim();
            melsec.Port = Convert.ToInt32(txtPort.Text.Trim());
            try
            {
                OperateResult connectStatus = melsec.ConnectServer();
                if (connectStatus.IsSuccess)
                {
                    MessageBox.Show("连接成功");
                    splitContainer1.Panel2.Enabled = true;
                    btnBreakConn.Enabled = true;
                    btnConnect.Enabled = false;
                }
                else
                {
                    MessageBox.Show("连接失败");
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }
        //断开连接
        private void btnBreakConn_Click(object sender, EventArgs e)
        {
            try
            {
                melsec.ConnectClose();
                splitContainer1.Panel2.Enabled = false;
                btnBreakConn.Enabled = false;
                btnConnect.Enabled = true;
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        #endregion 

        #region 读取三菱PLC数据
        private void btnReadX_ButtonClick(object Sender)
        {
            txtResultView.Text = melsec.ReadBool(txtReadX.Text.Trim(), 1).Content[0] .ToString();
        }

        private void btnReadY_ButtonClick(object Sender)
        {
            txtResultView.Text = melsec.ReadBool(txtReadY.Text.Trim(), 1).Content[0].ToString();
        }

        private void btnReadM_ButtonClick(object Sender)
        {
            txtResultView.Text = melsec.ReadBool(txtReadM.Text.Trim()).Content.ToString();
        }

        private void btnReadD_ButtonClick(object Sender)
        {
            txtResultView.Text = melsec.ReadInt16(txtReadD.Text.Trim()).Content.ToString();
            
        }
        #endregion

        #region 写入三菱PLC数据
        private void btnWriteY_ButtonClick(object Sender)
        {
            bool writebool = false ;
            if (txtWriteView .Text .Trim ()=="1"|| txtWriteView.Text.Trim() =="true")
            {
                writebool = true;
            }
            if (txtWriteView.Text.Trim() == "0" || txtWriteView.Text.Trim() == "false")
            {
                writebool = false;
            }
            OperateResult result= melsec.Write(txtWriteY.Text.Trim(), writebool);
            if (result.IsSuccess )
            {
                MessageBox.Show("写入成功");
            }
            else
            {
                MessageBox.Show("写入失败");
            }
        }

        private void btnWriteM_ButtonClick(object Sender)
        {
            bool writebool = false;
            if (txtWriteView.Text.Trim() == "1" || txtWriteView.Text.Trim() == "true")
            {
                writebool = true;
            }
            if (txtWriteView.Text.Trim() == "0" || txtWriteView.Text.Trim() == "false")
            {
                writebool = false;
            }
            OperateResult result = melsec.Write(txtWriteM.Text.Trim(), writebool);
            if (result.IsSuccess)
            {
                MessageBox.Show("写入成功");
            }
            else
            {
                MessageBox.Show("写入失败");
            }
        }

        private void btnWriteW_ButtonClick(object Sender)
        {
            OperateResult result = melsec.Write(txtWriteW.Text.Trim(), Convert.ToInt16(txtWriteView .Text .Trim ()));
            if (result.IsSuccess)
            {
                MessageBox.Show("写入成功");
            }
            else
            {
                MessageBox.Show("写入失败");
            }
        }

        private void btnWriteD_ButtonClick(object Sender)
        {
            OperateResult result = melsec.Write(txtWriteD.Text.Trim(), Convert.ToInt16(txtWriteView.Text.Trim()));
            
            if (result.IsSuccess)
            {
                MessageBox.Show("写入成功");
            }
            else
            {
                MessageBox.Show("写入失败");
            }
        }
        #endregion
    }
}