By integrating advanced sensors and optimizing the power management of the ESP32, I've created a DIY smart lock that is both ...
When building a project to operate on battery power for long periods of time, having a microcontroller with a reliable and ...
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Build your own Arduino weather station
With just an Arduino board, a DHT11 sensor, and an I2C LCD, you can create a simple yet effective weather station at home. This beginner-friendly project displays real-time temperature and humidity ...
Daniel Ansorregui has developed LightInk, an open-source solar-powered E-ink watch inspired by 90s solar digital watches. It ...
April 25, 2026 • At most elite colleges and universities, affirmative action is a thing of the past. But admissions offices are still interested in building racially diverse incoming classes — which ...
If you were to point to a single device responsible for much of Hackaday’s early success, it might be the Arduino Uno. The ...
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