Figure an Arduino most matches the "Other" category. To be specific, it isn't an Arduino brand, it is a DigiSpark, but the trouble isn't with the device itself. The problem is with a buzzer. I got the ...

This project demonstrates how to control the frequency of a buzzer using push buttons with an Arduino. The buzzer frequency can be increased or decreased by pressing the respective buttons. The code ...

I decided to undertake this project with the desire to enhance the security of my home. Given the high costs of commercial alarm systems and their limitations in terms of customization, I considered ...