I retired the expensive commercial smart home hubs and rebuilt my smart home from scratch.

It's easy to build, but this ESP32 and e-Paper project will bring endless satisfaction to the weather-focused.

Whenever there’s a superlative involved, you know that degree of optimization has to leave something else on the table. In ...

Using Bluetooth on a desktop computer is now such a seamless process; it’s something built-in and just works. Behind that ubiquity is a protocol layer called HCI, or Host Controller Interface, a set ...

This ESP32-based smart energy monitor can predict your next electricity bill. It tracks voltage, current, temperature, ...

The ESP32 by Example course, paired with Prof. Jim Solderitsch’s guidance, teaches you the hardware, code, and systems behind modern embedded tech.

PegorK's f32 might be the world's smallest ESP32-C3 board. It measures just 9.85 x 8.45 mm, or slightly larger than the area covered by a USB Type-C ...

Chen Liang (陳亮) has found an interesting use case for the Espressif ESP32-C5: a dual-band Wi-Fi analyzer showing the signal ...

Ready to add AI to an energy meter? Learn how to use Home Assistant data and Python labeling scripts to train an Edge Impulse ...

Update 3/9/25: After receiving concerns about the use of the term 'backdoor' to refer to these undocumented commands, we have updated our title and story. Our original story can be found here. The ...