using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Linq;
using?System.Text;
using?System.Threading.Tasks;
using?System.Windows.Forms;
using?S7.Net;

namespace?WindowsFormsApp1
{
????public?partial?class?Form1?:?Form
????{
????????//定義PLC類型
????????Plc?S71500;??????
????????public?Form1（）
????????{
????????????InitializeComponent（）;
???????????
????????}
????????private?void?Form1_Load（object?sender?EventArgs?e）
????????{

????????????//下拉框添加數據類型項
????????????Data_Type.Items.Add（“Bool“）;
????????????Data_Type.Items.Add（“Int“）;
????????????Data_Type.Items.Add（“DInt“）;
????????????Data_Type.Items.Add（“Real“）;
????????????Data_Type.Text?=?“Real“;

????????????//使能、禁止按鈕操作
????????????button1.Enabled?=?true;
????????????button2.Enabled?=?false;
????????????Read_Data.Enabled?=?false;
????????????Write_Data.Enabled?=?false;
????????}
????????
????????private?void?label4_Click（object?sender?EventArgs?e）
????????{

????????}

????????private?void?comboBox1_SelectedIndexChanged（object?sender?EventArgs?e）
????????{

????????}

????????private?void?button1_Click（object?sender?EventArgs?e）
????????{
????????????//創建PLC對象
????????????S71500?=?new?Plc（CpuType.S71500?IP_Address.Text?Convert.ToInt16（Rack.Text）
????????????????Convert.ToInt16（Slot.Text））;

????????????//調用S7.NET中的方法連接PLC
????????????S71500.Open（）;

????????????//連接成功后使能操作按鈕
????????????if?（S71500.IsConnected）
????????????{
????????????????button1.Enabled?=?false;
????????????????button2.Enabled?=?true;
????????????????Read_Data.Enabled?=?true;
????????????????Write_Data.Enabled?=?true;
????????????????textBox1.Text?=?“已連接到PLC“;
????????????}
????????????else
????????????????textBox1.Text?=?“PLC?連接不成功，請檢查IP地址、機架、插槽等是否正確“;
????????????
????????}

????????private?void?button2_Click（object?sender?EventArgs?e）
????????{
????????????//調用S7.NET中的方法斷開PLC
????????????S71500.Close（）;

????????????//斷開成功后使能操作按鈕
????????????if?（!S71500.IsConnected）
????????????{
????????????????button1.Enabled?=?true;
????????????????button2.Enabled?=?false;
????????????????Read_Data.Enabled?=?false;
????????????????Write_Data.Enabled?=?false;
????????????????textBox1.Text?=?“PLC斷開成功“;
????????????}
???????????else
????????????????textBox1.Text?=?“PLC斷開不成功“;

????????}

????????private?void?Read_Data_Click（object?sender?EventArgs?e）
????????{
????????????int?Data_Type_Value?=?0;
????????????if?（Data_Type.Text?==?“Bool“）?Data_Type_Value?=?1;
????????????else?if?（Data_Type.Text?==?“Int“）?Data_Type_Value?=?2;
????????????else?if?（Data_Type.Text?==?“DInt“）?Data_Type_Value?=?3;
????????????else?if?（Data_Type.Text?==?“Real“）?Data_Type_Value?=?4;
????????????else?Data_Type_Value?=?0;

????????????switch?（Data_Type_Value）
????????????{
????????????????case?1:
?????????????????????Current_Value.Text?=?Convert.ToString（S71500.Read（DataType.DataBloc

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

????..A..H.?????60416??2018-09-21?09:22??S7_1500_Test\S7_1500_Test\.vs\S7_1500_Test\v15\.suo

?????文件??????????0??2018-09-20?11:27??S7_1500_Test\S7_1500_Test\.vs\S7_1500_Test\v15\Server\sqlite3\db.lock

?????文件?????618496??2018-09-21?09:22??S7_1500_Test\S7_1500_Test\.vs\S7_1500_Test\v15\Server\sqlite3\storage.ide

?????文件??????65536??2018-07-11?21:00??S7_1500_Test\S7_1500_Test\packages\S7netplus.0.3.0\lib\net452\S7.Net.dll

?????文件??????21424??2018-07-11?21:00??S7_1500_Test\S7_1500_Test\packages\S7netplus.0.3.0\lib\net452\S7.Net.pdb

?????文件??????65536??2018-07-11?21:00??S7_1500_Test\S7_1500_Test\packages\S7netplus.0.3.0\lib\netstandard1.3\S7.Net.dll

?????文件??????21368??2018-07-11?21:00??S7_1500_Test\S7_1500_Test\packages\S7netplus.0.3.0\lib\netstandard1.3\S7.Net.pdb

?????文件??????65536??2018-07-11?21:00??S7_1500_Test\S7_1500_Test\packages\S7netplus.0.3.0\lib\netstandard2.0\S7.Net.dll

?????文件??????21424??2018-07-11?21:00??S7_1500_Test\S7_1500_Test\packages\S7netplus.0.3.0\lib\netstandard2.0\S7.Net.pdb

?????文件?????120700??2018-09-20?11:41??S7_1500_Test\S7_1500_Test\packages\S7netplus.0.3.0\S7netplus.0.3.0.nupkg

?????文件???????1136??2018-09-20?13:47??S7_1500_Test\S7_1500_Test\S7_1500_Test.sln

????..A..H.?????14848??2019-10-25?16:12??S7_1500_Test\S7_1500_Test\S7_1500_Test.v12.suo

?????文件????????184??2019-10-25?10:47??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\App.config

?????文件??????65536??2018-07-11?21:00??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\bin\Debug\S7.Net.dll

?????文件??????21424??2018-07-11?21:00??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\bin\Debug\S7.Net.pdb

?????文件??????15360??2018-09-21?09:22??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\bin\Debug\WindowsFormsApp1.exe

?????文件????????184??2019-10-25?10:47??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\bin\Debug\WindowsFormsApp1.exe.config

?????文件??????24064??2018-09-21?09:22??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\bin\Debug\WindowsFormsApp1.pdb

?????文件??????24224??2019-10-25?10:48??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\bin\Debug\WindowsFormsApp1.vshost.exe

?????文件????????184??2019-10-25?10:47??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\bin\Debug\WindowsFormsApp1.vshost.exe.config

?????文件????????490??2017-09-29?21:43??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\bin\Debug\WindowsFormsApp1.vshost.exe.manifest

?????文件???????5738??2019-10-25?16:12??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\Form1.cs

?????文件??????14490??2018-09-20?17:06??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\Form1.Designer.cs

?????文件???????5817??2018-09-20?17:06??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\Form1.resx

?????文件????????865??2019-10-25?10:47??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\obj\Debug\DesignTimeResolveAssemblyReferences.cache

?????文件???????7273??2019-10-25?10:47??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache

?????文件??????????0??2018-09-21?09:22??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\obj\Debug\S7_1500_Test.csproj.CopyComplete

?????文件?????????42??2018-09-20?16:20??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\obj\Debug\S7_1500_Test.csproj.CoreCompileInputs.cache

?????文件???????3086??2019-10-25?10:48??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\obj\Debug\S7_1500_Test.csproj.FileListAbsolute.txt

?????文件????????904??2019-10-25?10:47??S7_1500_Test\S7_1500_Test\WindowsFormsApp1\obj\Debug\S7_1500_Test.csproj.GenerateResource.Cache

............此處省略41個文件信息