The ESP32 keeps finding new jobs in my house.

While there is a time and place for wirelessly controlled devices, sometimes you want something you can just reach out and ...

Modern video game consoles rarely have expansion ports, but in the 80s and 90s it was practically guaranteed. With the speed ...

At Hardware Pioneers Max 2026, it was great to bump into Arduino's Field Engineering Evangelist, Julián Caro Linares, who ...

Arduino has certainly made its mark in the world of DIY electronics, providing an accessible platform for a wide range of creative and interactive projects. Known for its user-friendly hardware and ...

Total mastery over the pinout and functionality of the PCA9306 for conversion of logic levels from 5V to 3.3V. A step-by-step interfacing diagram for the PCA9306 to Arduino UNO. Working example with ...

Discover how the Arduino Opta Pro can be leveraged beyond its industrial roots for smart home and DIY automation. In my article, I share hands‑on insights, practical code examples, and hardware ...

In electronic and industrial automation systems, relay modules play a crucial role by allowing low-power control signals to switch high-power devices. Selecting between a 5V relay module and a 12V ...

ESPHap is an Arduino library which natively implements Apple's HomeKit protocol for your ESP32/ESP8266 based projects without the need for additional bridges. ESPHap currently supports both ESP32 and ...

Drink Crafter is an open-source project that turns an ESP32 and a relay module into a sophisticated, automated cocktail and drink mixing machine. It hosts its own Wi-Fi network and provides a ...

I thought it would be fun if I could make Pop-up Pirate move automatically, so I bought various motors and electronic parts and started building it. I bought the Pop-up Pirate on Mercari. The seller ...