Frm_OPCTest.xaml.cs
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using OPCHelper;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
namespace HHWCSHost.View
{
/// <summary>
/// Frm_OPCTest.xaml 的交互逻辑
/// </summary>
public partial class Frm_OPCTest : Window
{
public Frm_OPCTest()
{
InitializeComponent();
}
private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e)
{
e.Cancel = true;
this.Hide();
}
private void btn_Read_Click(object sender, RoutedEventArgs e)
{
try
{
int[] serverHandle = new int[1];
string address = txt_Adress.Text;
OPCHelp help = new OPCHelp("192.168.10.100");
if (help.OpenConn() == false)
{
MessageBox.Show("打开PLC连接失败");
return;
}
help.CreateGroup("test");
serverHandle[0] = help.AddAddr(address, 1);
Array temp_Array = help.ReadData(serverHandle);
//按照 OPC 规范，数组始终以索引 1 开始。
lab_Value.Content = temp_Array.GetValue(1);
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
private void btn_Write_Click(object sender, RoutedEventArgs e)
{
}
}
}