| Build a compact lithium battery health monitor that shows State of Charge (SoC) and State of Health (SoH) using colorful LED bars. Based on...
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| Firmware updates for IoT devices close security gaps, add features, and extend system life. However, insecure updates pose risks. This artic...
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| Avoid costly water damage with a smart leak detection system! This do-it-yourself, ESP32-powered waterflow monitor connects via Wi-Fi and fe...
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| In the first part of this series, we introduced the AWS IoT ExpressLink solution. To make it easier for a microcontroller to send data to Am...
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| The fingerprint-readout function is widely used in high-tech devices such as notebooks, advanced keyboards, and automated access control, bu...
| Elektor has introduced the Elektor MultiCalculator Kit. This Arduino calculator goes beyond basic calculations, offering 22 modes of operati...
| If you want to know the acidity (or alkalinity) level of your pool or aquarium water, you need a pH meter. In this article, you'll find a si...
| The installation of a weather station usually requires the fitting of a set of dedicated sensors on the roof, which, for various reasons, is...
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| Clocks are probably one of the most popular topics in DIY electronics, together with radio receivers. I wouldn’t be surprised if every reade...
| David Cuartielles (Cofounder, Arduino) and Fabio Violante (CEO, Arduino) share their thoughts about the future of Arduino and its upcoming c...