All the Steps of Modbus Steps have a Configuration Dialog Box. These dialog boxes can be accessed by clicking on the Edit button of a selected Modbus Step in TestStand Sequence Editor.
All these Dialogs allow configuring the action of the selected Modbus Step by configuring its configuration variable, see Execution Trace and Steps Variables chapter to learn more about accessing the configuration variables programmatically.
The OK button is disabled and grayed as long as no valid configuration is set and you have a registered or evaluation license of Modbus Steps.
All the steps are using a connection name to identify the device to communicate with.
See Also