The ESP32 contains an Ethernet MAC.  To use Ethernet you need to add a Ethernet PHY IC.  The Espressif standard solution is based on using a TLK110 Ethernet PHY which is quite expensive.  The LAN8720 is a much lower cost option that can also be used.

ESP32 Boards with Ethernet

POE Resources


We benefit hugely from resources on the web so we decided we should try and give back some of our knowledge and resources to the community by opening up many of our company’s internal notes and libraries through mini sites like this. We hope you find the site helpful.
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