Last time, I used an Arduino to build a small clock that retrieves the time via Wi-Fi.Click here for the previous article: I ...

Let's use Arduino to make a light that turns on automatically only when someone approaches and turns off after a while.This time, we will use a PIR motion sensor that detects changes in infrared rays ...

The air around us rarely announces itself. Exhaust from a busy road, dust from a building site, smoke from burning leaves, fumes from a kitchen, or a closed ...

There's a lot you can do with this overlooked component ...

Build a tiny ESP32 OLED keychain with a 1.3-inch display and custom 3D-printed enclosure. Wire the ESP32 S3 and program it ...

A simple ESP32 open-source project brings Tamil and English voice assistant with spoken replies and smart-home controls.

That's the idea behind two new Elektor Academy Pro courses developed by Clemens Valens: MicroPython for STM32 and Arduino for ...

A teenager from Hyderabad built a miniature ropeway to deliver a birthday card to his mother. The Arduino-powered surprise ...

That’s right, DIY VR is a thing, and with a couple hundred dollars in components, plus many hours of your time, you too can ...

The missing piece wasn’t another monitor.

Worth it for a portfolio, not for an app.

All that remains is the grid. When held at 0 V, it turns off all the segments, regardless of the potentials driving them.