Setting up TwinCAT 2.11
If the EtherCAT configuration has been created manually or scanned from the field itself you can now configure an EL66xx as a transmitter/receiver of network variables.

Select the EtherCAT Automation Protocol in the device dialog:

The new device is automatically assigned to an available EL66xx, or this can also be done manually:

Transmitter/receiver variables must now be created:

Multiple publishers and subscribers can be created for each EtherCAT Automation Protocol device.

An EtherCAT Automation Protocol device appears as follows in the topology view:

All further steps are done as described in the preceding sections.