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RemoveAll

TwinCAT
Devices Multi-vendor devices Open Protocol devices

ns=2;s=DEPRAG Smart/Devices/General/OpenProtocol/RemoveAll

Removes all devices from the "OpenProtocolDevices" list.

Returns:

    RemoveAll
    A variable of type OpcMethodReturnValueVoid.

Examples:

In addition to the parameters already explained, the following variables must be created / transferred for the implementation in TwinCAT 3:

Beckhoff parameter:

    bOpenProtocolRemoveAll
    A boolean variable that can be used to trigger the execution of the RemoveAll command.
    OutputDataOpenProtocolRemoveAll
    An instance of the "ST_VoidOutputData" structure into which the return value of the RemoveAll method is written.
    hrOpenProtocolRemoveAll
    This can be used to monitor the execution of the command. Error codes have the type "HRESULT".
    fbOpenProtocol
    An instance of the "FB_OpenProtocol" function block supplied with the DEPRAG Smart library.
    ConnectionHandle
    "ConnectionHandle" received when establishing a connection between DEPRAG Smart Server and your OPC UA client. 


VAR
       bOpenProtocolRemoveAll    : BOOL;
       OutputDataOpenProtocolRemoveAll  : ST_VoidOutputData;
       hrOpenProtocolRemoveAll    : HRESULT;

       fbOpenProtocol   : FB_OpenProtocol;
END_VAR

hrOpenProtocolRemoveAll := fbOpenProtocol.RemoveAll(
       bExecute    := bOpenProtocolRemoveAll,
       ConnectionHandle := depragSmartConnection.ConnectionHandle,
       OutputData   => OutputDataOpenProtocolRemoveAll);
IF hrOpenProtocolRemoveAll <> S_FALSE THEN 
       bOpenProtocolRemoveAll := FALSE;
END_IF

For examples and explanations regarding the calls of nodes via Siemens TIA Portal please refer to the sub-menu "Siemens TIA Portal" in section "Getting Started".