Smart’ displays are modules which combine display and a microcontroller in a meticulously designed circuit board ...

The $10 ESP32 board has been a complete game-changer. It has helped transform my approach to building a reliable, ...

We’re all used to Bluetooth chips coming in QFN and BGA formats, at a minimum of 30-40 pins, sometimes even a hundred. What ...

One of the first projects that most people do on an Arduino is to light up or flash an LED. It seems ultra-simple because it ...

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

Media keyboards are nice in theory. But in practice they never have all the keys you want, and they almost always have a few you don’t. Sure, you could maybe reassign the ones you don’t use, but then ...

The ESP32 is a microcontroller that provides an API for Bluetooth A2DP which can be used to receive sound data e.g. from your Mobile Phone and makes it available via a callback method. The output is a ...

This DIY Bluetooth Speaker is a budget-friendly project that delivers clear wireless audio using affordable components. With the help of a DIY Bluetooth Speaker amplifier, the Bluetooth module sends ...

Thanks to jaromir-sukuba, and racerxdl for working on firmware to implement C2 protocol via arduino GPIO. This work largely pulls from them, as well as connorpp. C2 is a 2-pin protocol. Any arduino ...

Abstract: A machine is required when humans would like to work in different environmental conditions, such as toxic material, remote handling of bombs, health conditions, and sewage treatment. The ...