mes-client/UAS_MES_JDZ/Form1.cs

using System;
using System.Runtime.InteropServices;
using System.Windows.Forms;
using UAS_MES_NEW.PublicMethod;

namespace UAS_MES_NEW
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }



        private void Form1_Load(object sender, EventArgs e)
        {
            //Com.PortName = "COM4";
            //Com.ReadTimeout = 5000;
            //Com.WriteTimeout = 5000;
            //Com.BaudRate = 9600;
            //Com.StopBits = StopBits.One;
            //Com.Parity = Parity.None;

        }

        [DllImport("WinIo64.dll")]
        public static extern bool InitializeWinIo();
        [DllImport("WinIo64.dll")]
        public static extern void ShutdownWinIo();
        [DllImport("WinIo64.dll")]
        public static extern bool GetPortVal(IntPtr wPortAddr, out int pdwPortVal, byte bSize);
        [DllImport("WinIo64.dll")]
        public static extern bool SetPortVal(IntPtr wPortAddr, int dwPortVal, byte bSize);
        //以下是与并口无关  
        [DllImport("WinIo64.dll")]
        public static extern byte MapPhysToLin(byte pbPhysAddr, uint dwPhysSize, IntPtr PhysicalMemoryHandle);
        [DllImport("WinIo64.dll")]
        public static extern bool UnmapPhysicalMemory(IntPtr PhysicalMemoryHandle, byte pbLinAddr);
        [DllImport("WinIo64.dll")]
        public static extern bool GetPhysLong(IntPtr pbPhysAddr, byte pdwPhysVal);
        [DllImport("WinIo64.dll")]
        public static extern bool SetPhysLong(IntPtr pbPhysAddr, byte dwPhysVal);
        [DllImport("user32.dll")]
        public static extern int MapVirtualKey(uint Ucode, uint uMapType);

        public bool online = false;                          //WinIo打开标志  
        //数据端口共8位，控制端口共4位，可以组成1～12位的任意数字输出端口；  
        //状态端口共5位，控制端口共4位，可以组成1～9位的任意数字输入端口  
        private static IntPtr data_port = (IntPtr)0x378;     //数据端口地址 D0-D7 8个端口  
        private static IntPtr state_port = (IntPtr)0x379;    //状态端口地址 S3-S7 只能读取5位  
        private static IntPtr control_port = (IntPtr)0x37A;  //控制端口地址 C0-C3 只能控制或输出4位  

        ModeBusTCPServer md;
        private void button3_Click_1(object sender, EventArgs e)
        {
            md = new ModeBusTCPServer();
            md.Open();
            txtMsg.AppendText("SUCCESS");
        }

        private void button4_Click(object sender, EventArgs e)
        {
            md.SendOrder(enterTextBox2.Text);
        }
    }
}