I used a combination of ChatGPT, YouTube, and online tutorials to understand Arduino basics — especially how digital inputs work and the use of pull-down resistors. This project is part of my learning ...

Messing around with Arduino can lead to some fun projects — like simple electronic games, lighting or audio manipulation, or even gesture controls for other devices. However, you'll need the right ...

The security flaws on this common hotel keycard lock are nothing short of face-palmingly stupid. Look closely at the picture above. This is a hotel room door swinging open. The device he holds in his ...