Have you ever wanted to turn external electrical devices ON/OFF from your PC? In this article, we will explain how to turn LEDs on and off from a PC using the "USB RELAY X-RL2 (2-channel)," a ...

Can an ESP32 detect people without cameras or motion sensors? Discover how Wi-Fi signal disturbances, CSI, and smart DSP enable real-time occupancy and mov ...

If you ever tried to play the arcade version of Arkanoid on an emulator, you may have found the game impossibly hard. And by that I mean impossible. That's because the game was designed to be played ...

The concept of a 3D scanner can seem rather simple in theory: simply point a camera at the physical object you wish to scan in, rotate around the object to capture all angles and stitch it together ...

[Jean-Christophe Rona] found himself with some free time and decided to finish a project he started two years ago, reverse engineering cheap 433MHz home automation equipment. He hopes to control his ...

The Titan Mini is a smaller and somewhat cheaper version of the RA8P1 Titan board introduced in 2025 for AIoT applications and RT-Thread RTOS development. It still features a Renesas R7KA8P1 ...

A real-time, interactive radar system built using hardware-software interfacing. The project uses an Arduino Uno to control physical sensors and a Processing IDE custom interface to visually map out ...

SONOFF sent us a sample of the NSPanel Pro Gen2 Smart Home control panel for review. It’s a standard 86-type controller powered by a Rockchip RK3326-S SoC, equipped with 2GB RAM and 32GB eMMC flash ...