Simple ESP32 Ethernet Example with ESP32 Gateway
Using ethernet with ESP32 is very easy, thanks to the built-in RMII PHY. In this article, a simple ESP32 ethernet example is outlined.
ethernet
ESP32 Ethernet PHY chips supported by Arduino and ESP-IDF
Detailed notes on which ESP32 ethernet PHY options are supported by the most recent ESP32 Arduino releases and ESP-IDF.
ESP32 Passive PoE (Power over Ethernet) design with basic schematic
ESP32 with passive PoE is very useful in several applications such as sensor nodes or industrial control units that use power over ethernet.
ESP32 Ethernet PHY Schematic Design
The ESP32 WiFi/BT SoC from Espressif Systems supports wired ethernet along with wireless networking, which could be a huge advantage