基本信息
源码名称:基恩士PLC 与C#通信(含c#和vb两个版本)
源码大小:0.46M
文件格式:.rar
开发语言:C#
更新时间:2019-06-29
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   源码介绍


using System.Collections.Generic;
using System.Data;
using System.Drawing;
using System.Diagnostics;
using Microsoft.VisualBasic;
using System.Linq;
using System;
using System.Collections;
using System.Xml.Linq;
using System.Windows.Forms;


using System.Runtime.InteropServices;

namespace TcpClient
{
	
	public partial class Form1
	{
		public Form1()
		{
			InitializeComponent();
			
		
			if (defaultInstance == null)
				defaultInstance = this;
		}
		
#region Default Instance
		
		private static Form1 defaultInstance;
		

		public static Form1 Default
		{
			get
			{
				if (defaultInstance == null)
				{
					defaultInstance = new Form1();
					defaultInstance.FormClosed  = new FormClosedEventHandler(defaultInstance_FormClosed);
				}
				
				return defaultInstance;
			}
			set
			{
				defaultInstance = value;
			}
		}
		
		static void defaultInstance_FormClosed(object sender, FormClosedEventArgs e)
		{
			defaultInstance = null;
		}
		
#endregion
		
		int Handle1;
		KvEntPlc.PlcClient PLC = new KvEntPlc.PlcClient();
		bool EntLink;
		long ScanCount;
		
		[DllImport("winmm.dll", ExactSpelling=true, CharSet=CharSet.Ansi, SetLastError=true)]
		public static extern UInt32 timeGetTime();
		
		public void Form1_Load(System.Object sender, System.EventArgs e)
		{
			short i = 0;
			this.CenterToScreen();
			cmbReadMry.Items.Clear();
			cmbReadMry.Items.Add("R");
			cmbReadMry.Items.Add("MR");
            cmbReadMry.Items.Add("LR");
			cmbReadMry.Items.Add("DM");
			cmbReadMry.Items.Add("EM");
            cmbReadMry.Items.Add("FM");
			cmbWriteMry.Items.Clear();
			cmbWriteMry.Items.Add("R");
			cmbWriteMry.Items.Add("MR");
            cmbWriteMry.Items.Add("LR");
			cmbWriteMry.Items.Add("DM");
			cmbWriteMry.Items.Add("EM");
            cmbWriteMry.Items.Add("FM");
			cmbBitMry.Items.Clear();
			cmbBitMry.Items.Add("R");
			cmbBitMry.Items.Add("MR");
            cmbBitMry.Items.Add("LR");
			cmbBitMry.Items.Add("DM");
			cmbBitMry.Items.Add("EM");
            cmbBitMry.Items.Add("FM");
			cmbReadType.Items.Clear();
			cmbReadType.Items.Add("INT16");
			cmbReadType.Items.Add("UINT16");
			cmbReadType.Items.Add("DINT32");
			cmbReadType.Items.Add("HEX32");
			cmbReadType.Items.Add("REAL32");
			cmbReadType.Items.Add("BIN16");
			
			cmbWriteType.Items.Clear();
			cmbWriteType.Items.Add("INT16");
			cmbWriteType.Items.Add("UINT16");
			cmbWriteType.Items.Add("DINT32");
			cmbWriteType.Items.Add("HEX32");
			cmbWriteType.Items.Add("REAL32");
			cmbWriteType.Items.Add("BIN16");
			
			for (i = 0; i <= 15; i  )
			{
				cmbBit.Items.Add("Bit"   System.Convert.ToString(i));
			}
			cmbReadMry.SelectedIndex = 2;
			cmbWriteMry.SelectedIndex = 2;
			cmbBitMry.SelectedIndex = 1;
			cmbBit.SelectedIndex = 0;
			cmbReadType.SelectedIndex = 0;
			cmbWriteType.SelectedIndex = 0;
			lstRead.Items.Clear();
			txtWrite.Text = "";
			
		}
		
		
		public void butLink_Click(System.Object sender, System.EventArgs e)
		{
			short re = 0;
			string restr = "";
			re = PLC.EntLink(txtLocalIP.Text.Trim(), System.Convert.ToUInt16(txtLocalPort.Text), txtRemoteIP.Text.Trim(), System.Convert.ToUInt16(txtRemotePort.Text), "DEMO", ref Handle1);
			txtReLink.Text = re.ToString();
			if (re == 0)
			{
				EntLink = true;
				MessageBox.Show("PLC联接成功!");
			}
			else
			{
				EntLink = false;
				MessageBox.Show("PLC联接失败: "   restr);
			}
		}
		
		
		
		public void butClose_Click(System.Object sender, System.EventArgs e)
		{
			short re = 0;
			re = PLC.DeLink(Handle1);
			txtReClose.Text = re.ToString();
			EntLink = false;
		}
		
		
		
		public void butRead_Click(System.Object sender, System.EventArgs e)
		{
			short i = 0;
			short re = 0;
			object[] RD = null;
			RD = new object[Convert.ToInt32(txtReadCnt.Text)];
			if (!EntLink)
			{
				MessageBox.Show("还未与PLC建立联接!");
				return;
			}
            KvEntPlc.PlcClient.PlcMemory mry = (KvEntPlc.PlcClient.PlcMemory)cmbReadMry.SelectedIndex   1;
            KvEntPlc.PlcClient.DataType typ = (KvEntPlc.PlcClient.DataType)cmbReadType.SelectedIndex   1;
			
			re = PLC.CmdRead(Handle1, mry, typ, System.Convert.ToUInt16(txtReadAdd.Text), System.Convert.ToUInt16(txtReadCnt.Text), ref RD);
			
			txtReRead.Text = re.ToString();
			lstRead.Items.Clear();
			for (i = 0; i < RD.Length; i  )
			{
				if (!ReferenceEquals(RD[i], null))
				{
					lstRead.Items.Add(RD[i]);
				}
				else
				{
					lstRead.Items.Add("0");
				}
			}
		}
		
		
		public void butWrite_Click(System.Object sender, System.EventArgs e)
		{
			short i = 0;
			short re = 0;
			string[] temp = null;
			object[] WD = null;
			if (!EntLink)
			{
				MessageBox.Show("还未与PLC建立联接!");
				return;
			}
            WD = new object[Convert.ToInt32(txtWriteCnt.Text)];
			temp = txtWrite.Text.Split('\n');
			for (i = 0; i < WD.Length; i  )
			{
				if (i >= temp.Length)
				{
					WD[i] = 0;
				}
				else
				{
					WD[i] = temp[i].Trim();
				}
			}
            KvEntPlc.PlcClient.PlcMemory mry = (KvEntPlc.PlcClient.PlcMemory)cmbWriteMry.SelectedIndex   1;
            KvEntPlc.PlcClient.DataType typ = (KvEntPlc.PlcClient.DataType)cmbWriteType.SelectedIndex   1;
			
			re = PLC.CmdWrite(Handle1, mry, typ, System.Convert.ToUInt16(txtWriteAdd.Text), System.Convert.ToUInt16(txtWriteCnt.Text), ref WD);
			
			txtReWrite.Text = re.ToString();
		}
		
		
		
		public void butScan_Click(System.Object sender, System.EventArgs e)
		{
			if (!EntLink)
			{
				MessageBox.Show("还未与PLC建立联接!");
				return;
			}
			if (butScan.Text == "Cycle R/W")
			{
				ScanCount = 0;
				Timer1.Enabled = true;
				butScan.Text = "Stop R/W";
			}
			else
			{
				Timer1.Enabled = false;
				butScan.Text = "Cycle R/W";
			}
		}
		
		
		
		
		public void Timer1_Tick(System.Object sender, System.EventArgs e)
		{
			Timer1.Enabled = false;
			int tim = System.Convert.ToInt32(timeGetTime());
			if (!EntLink)
			{
				MessageBox.Show("还未与PLC建立联接!");
				return;
			}
			//
			butRead_Click(null, null);
			butWrite_Click(null, null);
			//
			if ((Conversion.Val(txtReRead.Text) < 0) || (Conversion.Val(txtReWrite.Text) < 0))
			{
				butScan.Text = "Cycle R/W";
				return;
			}
			else
			{
				ScanCount  ;
				txtScanCnt.Text = ScanCount.ToString();
				txtScanPrd.Text = (System.Convert.ToInt32(timeGetTime()) - tim)   "ms";
			}
			Timer1.Enabled = true;
		}
		
		
		
		
		public void butBitTest_Click(System.Object sender, System.EventArgs e)
		{
			if (!EntLink)
			{
				MessageBox.Show("还未与PLC建立联接!");
				return;
			}
			bool rd = false;
			short re = 0;
            KvEntPlc.PlcClient.PlcMemory mry = (KvEntPlc.PlcClient.PlcMemory)cmbBitMry.SelectedIndex   1;
			
			re = PLC.Bit_Test(Handle1, mry, System.Convert.ToUInt16(txtBitAdd.Text), System.Convert.ToUInt16(cmbBit.SelectedIndex), ref rd);
			
			txtBitTest.Text = rd.ToString();
			txtReBit.Text = re.ToString();
		}
		
		
		
		
		
		public void butBitSet_Click(System.Object sender, System.EventArgs e)
		{
			if (!EntLink)
			{
				MessageBox.Show("还未与PLC建立联接!");
				return;
			}
			short re = 0;
            KvEntPlc.PlcClient.PlcMemory mry = (KvEntPlc.PlcClient.PlcMemory)cmbBitMry.SelectedIndex   1;
			
			re = PLC.Bit_Set(Handle1, mry, System.Convert.ToUInt16(txtBitAdd.Text), System.Convert.ToUInt16(cmbBit.SelectedIndex));
			
			txtReBit.Text = re.ToString();
		}
		
		
		public void butBitRst_Click(System.Object sender, System.EventArgs e)
		{
			if (!EntLink)
			{
				MessageBox.Show("还未与PLC建立联接!");
				return;
			}
			short re = 0;
            KvEntPlc.PlcClient.PlcMemory mry = (KvEntPlc.PlcClient.PlcMemory)cmbBitMry.SelectedIndex   1;
			
			re = PLC.Bit_Reset(Handle1, mry, System.Convert.ToUInt16(txtBitAdd.Text), System.Convert.ToUInt16(cmbBit.SelectedIndex));
			
			txtReBit.Text = re.ToString();
		}
		
		
		
		
		
		
		
		
		
		
		
		
		
	}
	
}