| How can you remotely control home heating? Here’s an SMS remote control system using the mobile network, featuring relay outputs and a tempe...
More about microcontrollers (559)
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| ESP32 microcontrollers, known for their versatility in IoT and smart home projects, also support digital audio via their I2S interface. In t...
| Why buy a guitar tuner when you can build one yourself? Using an inexpensive board and a clever signal processing algorithm, this DIY projec...
| Raspberry Pi RP2350 A4 stepping release fixes security vulnerabilities, resolves GPIO erratum, and introduces RP2354 variants with integrate...
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| Is it possible for a tiny microcontroller to run on a hefty 48-V battery? This project makes it happen using a custom step-down converter —...
| Looking for new IoT- and sensor-related projects and insights? Download the free IoT & Sensors 2025 Bonus Edition of ElektorMag for details...
| Tired of loud TV ads? In 2012, Peter de Bruijn built the Mini-Mute — a clever circuit that let him mute his TV with a simple tap on the coff...
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| In this article — the first of a series — we are exploring the possibility of making a measuring device for static electrical fields, which...
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| If your car uses a manual gearbox, you can save fuel and keep exhaust emissions to a minimum if you don’t overrev your engine. A shift light...
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| The Elektor Mini-Wheelie is an experimental self-balancing robot powered by an ESP32-S3 microcontroller and programmable with Arduino. Desig...