All In One

Many automation project requires S7 200, S7 300, S7 400,  Modbus Rtu, Modbus TcpIp and Opc Server. You can use Plc as a communication interface with it’s flexible structure in your projects.   License owners can use this ActiveX without any limitation. For who will purchase License a change can be made at free or paid ActiveX code. .NET Framework 3.5 is used at All In One Plc Com.

ActiveX made by considering easily adding to the program and the easily meeting other probable needs. For this purpose some features that are not contained other ActiveXs like save project, fetch record added to ActiveX. Thus you can finish all operations about Plc in a couple minutes.


All In One Plc Communication ActiveX


Full Licence 2000 Usd.

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Component Properties and their usage:
Property Value_(ByVal TagId As UInt32) As String:
Sets or gets the value. TagId is the row number in the Tag list.
Example: Following line assigns the 100 to Tag which locates at row 1:
AllInOnePlcCom1.Value_(1) = 100
Following line assigns the value of Tag which locates in the row 1 to variable i.
i = AllInOnePlcCom1.Value_(1)


Public FileName_ As String:
Returns the file name which contains active settings.
Example: Following line displays the active settings file name.


Property LoadSettings_() As String:
Loads previously saved setting file to the component. Return value of this property is file path.
Example: Following line loads the settings from the file which indicated by “path” variable.
RtuServer_1.LoadSettings_ = path


Property SaveSettings_(ByVal value As String):
Saves the current connection settings to given path which contains filename.
Example: Following line saves the settings to the file which given in “path” variable.


Property Connect_() As Boolean:
Sets or gets the connection status of component. Component connects to the PLC when this property becomes True. False, disconnects the component. This property returns True while component trying to connect. Real connection state is given by Connection property.
Example: Connection can be activated by following line:
RtuServer_1.Connect_ = True
Disconnects with following line:
RtuServer_1.Connect_ = False


Public Connection_ As Boolean:
Connection state can be get from this property. Returns True after the connection established.
Following line assings Connection State to “str” variable.
str= RtuServer_1.Connection_


Function TagList_()
Returns whole tag list as an array.
Following line assigns Tag List to array named “TagArray”.
TagArray = RtuServer_1.TagList_


Property FileMenu_() As Boolean
Sets or gets the visibility of the File menü buttons.
Following line sets the visibility of the File Menü to false.
RtuServer_1.FileMenu_ = False


Property ConnectButton_() As Boolean
Sets or gets the visibility of the Connect – Disconnect buttons.
Following line sets the visibility of the Connect – Disconnect buttons to false.
RtuServer_1.ConnectButton_ = False


Property ToolStrip_() As Boolean
Sets or gets the visibility of the ToolStrip.
Following line sets the visibility of the ToolStrip to false.
RtuServer_1.ToolStrip_ = False