Here up you can see an Arduino Nano v3 connected to the ethernet through an Enc28j60 breakout board powered directly from the USB. As you can see from the USB power meter tool the power consume is ...

Before I start, it is only fair to mention that I have (2022) replaced this entire setup with Loxone miniservers (in the 24x28 in wall boxes) and Loxone wired tree devices (14x14 in wall boxes). This ...

The code defaults to DHCP, but you can also change this to static IP and define your own board and gateway IP addresses. The MAC address is also hard-coded in the source, and if you plan to have a few ...