Extending Interfaces

You can extend interfaces just like function blocks. The interface is then also given the interface methods and interface properties of the basic interface in addition to its own.

Creation of an interface that extends another interface.

  1. Select the object Application in the device tree.

  2. Select the command Project ‣ Add object ‣ Interface .

    ⇒ The dialog box Add interface opens.

  3. Enter a name for the new interface.

  4. Activate the option Extended and click on the button .

  5. The input assistant opens.

  6. From the category Interfaces, select the interface that is to be extended by the new interface.