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 ...

It’s no secret that Ethernet shields for the Arduino are a little expensive. With the official Ethernet shield selling for about $50 and other options not much cheaper, there’s a lot of room for ...