using?System;
using?System.Collections.Generic;
using?System.ComponentModel;
using?System.Data;
using?System.Drawing;
using?System.Text;
using?System.Windows.Forms;
using?System.Timers;
using?System.IO.Ports;

namespace?Modbus_Poll_CS
{
????public?partial?class?Form1?:?Form
????{
????????modbus?mb?=?new?modbus（）;
????????SerialPort?sp?=?new?SerialPort（）;
????????System.Timers.Timer?timer?=?new?System.Timers.Timer（）;
????????string?dataType;
????????bool?isPolling?=?false;
????????int?pollCount;

????????#region?GUI?Delegate?Declarations
????????public?delegate?void?GUIDelegate（string?paramString）;
????????public?delegate?void?GUIClear（）;
????????public?delegate?void?GUIStatus（string?paramString）;
????????#endregion

????????public?Form1（）
????????{
????????????InitializeComponent（）;
????????????LoadListboxes（）;
????????????timer.Elapsed?+=?new?ElapsedEventHandler（timer_Elapsed）;
????????}

????????#region?Delegate?Functions
????????public?void?DoGUIClear（）
????????{
????????????if?（this.InvokeRequired）
????????????{
????????????????GUIClear?delegateMethod?=?new?GUIClear（this.DoGUIClear）;
????????????????this.Invoke（delegateMethod）;
????????????}
????????????else
????????????????this.lstRegisterValues.Items.Clear（）;
????????}
????????public?void?DoGUIStatus（string?paramString）
????????{
????????????if?（this.InvokeRequired）
????????????{
????????????????GUIStatus?delegateMethod?=?new?GUIStatus（this.DoGUIStatus）;
????????????????this.Invoke（delegateMethod?new?object[]?{?paramString?}）;
????????????}
????????????else
????????????????this.lblStatus.Text?=?paramString;
????????}
????????public?void?DoGUIUpdate（string?paramString）
????????{
????????????if?（this.InvokeRequired）
????????????{
????????????????GUIDelegate?delegateMethod?=?new?GUIDelegate（this.DoGUIUpdate）;
????????????????this.Invoke（delegateMethod?new?object[]?{?paramString?}）;
????????????}
????????????else
????????????????this.lstRegisterValues.Items.Add（paramString）;
????????}
????????#endregion

????????#region?Timer?Elapsed?Event?Handler
????????void?timer_Elapsed（object?sender?ElapsedEventArgs?e）
????????{
????????????PollFunction（）;
????????}
????????#endregion

????????#region?Load?Listboxes
????????private?void?LoadListboxes（）
????????{
????????????//Three?to?load?-?ports?baudrates?datetype.??Also?set?default?textbox?values:
????????????//1）?Available?Ports:
????????????string[]?ports?=?SerialPort.GetPortNames（）;

????????????foreach?（string?port?in?ports）
????????????{
????????????????lstPorts.Items.Add（port）;
????????????}

????????????lstPorts.SelectedIndex?=?0;

????????????//2）?Baudrates:
????????????string[]?baudrates?=?{?“230400“?“115200“?“57600“?“38400“?“19200“?“9600“?};

????????????foreach?（string?baudrate?in?baudrates）
????????????{
????????????????lstBaudrate.Items.Add（baudrate）;
????????????}

????????????lstBaudrate.SelectedIndex?=?1;

????????????//3）?Datatype

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件?????????931??2007-10-17?11:33??Modbus?Poll?CS\Modbus?Poll?CS.sln
?????文件???????16896??2007-10-18?09:44??Modbus?Poll?CS\Modbus?Poll?CS.suo
?????目錄???????????0??2007-10-18?09:44??Modbus?Poll?CS\Modbus?Poll?CS\
?????目錄???????????0??2007-10-18?11:30??Modbus?Poll?CS\Modbus?Poll?CS\bin\
?????目錄???????????0??2007-10-18?11:30??Modbus?Poll?CS\Modbus?Poll?CS\bin\Release\
?????文件???????32768??2007-10-18?11:30??Modbus?Poll?CS\Modbus?Poll?CS\bin\Release\Modbus?Poll?CS.exe
?????文件???????36352??2007-10-18?11:30??Modbus?Poll?CS\Modbus?Poll?CS\bin\Release\Modbus?Poll?CS.pdb
?????文件????????5632??2005-09-23?06:56??Modbus?Poll?CS\Modbus?Poll?CS\bin\Release\Modbus?Poll?CS.vshost.exe
?????文件????????9893??2007-10-18?09:44??Modbus?Poll?CS\Modbus?Poll?CS\Form1.cs
?????文件???????16759??2007-10-18?09:44??Modbus?Poll?CS\Modbus?Poll?CS\Form1.Designer.cs
?????文件????????6013??2007-10-18?09:44??Modbus?Poll?CS\Modbus?Poll?CS\Form1.resx
?????文件????????3272??2007-10-17?11:42??Modbus?Poll?CS\Modbus?Poll?CS\Modbus?Poll?CS.csproj
?????文件????????9096??2007-10-17?11:42??Modbus?Poll?CS\Modbus?Poll?CS\modbus.cs
?????文件?????????481??2007-10-17?11:41??Modbus?Poll?CS\Modbus?Poll?CS\Program.cs
?????目錄???????????0??2007-10-17?11:33??Modbus?Poll?CS\Modbus?Poll?CS\Properties\
?????文件????????1276??2007-10-17?11:33??Modbus?Poll?CS\Modbus?Poll?CS\Properties\AssemblyInfo.cs
?????文件????????2856??2007-10-17?11:33??Modbus?Poll?CS\Modbus?Poll?CS\Properties\Resources.Designer.cs
?????文件????????5612??2007-10-17?11:33??Modbus?Poll?CS\Modbus?Poll?CS\Properties\Resources.resx
?????文件????????1098??2007-10-17?11:33??Modbus?Poll?CS\Modbus?Poll?CS\Properties\Settings.Designer.cs
?????文件?????????249??2007-10-17?11:33??Modbus?Poll?CS\Modbus?Poll?CS\Properties\Settings.settings