> For the complete documentation index, see [llms.txt](https://wiki.codeandcompile.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wiki.codeandcompile.com/product-reviews/smart-devices/ctrlx-core/03-interfacing-ctrlx-core-with-ctrlx-i-o-via-ethercat.md).

# 03- Interfacing ctrlX CORE with ctrlX I/O via EtherCAT

In this video, you will learn about ctrlX I/O can be accessed in PLC Engineering and Node-RED via EtherCAT

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