A controller is first needed as the root element. This must be created in the new Step7 unit.
- Select the Step7 unit.
- Select New > Step7 > Control Device > Controller in the shortcut menu.
- In the Name field, enter the text SiemensCPU.
- Save the controller ([Ctrl] + [S]).
Note:
When following instructions that describe how to create or modify something, always press [Ctrl] + [S] at the end. In the following instructions, this mandatory step is no longer carried out explicitly.
The results should look as follows: