A buzzer has two pins, namely positive and negative. The positive terminal is represented by the ‘+’ symbol and negative terminal is represented by the ‘-’ symbol just like an led and a capacitor.

The Arduino Mega can control both active and passive buzzers through its digital output pins, enabling audible alerts and sound generation for interactive projects and notifications.

I know that there's a widely known issue ESP32 not being able to access tone() and noTone() functions from the Core Arduino. So, I've been going through many articles on the internet trying to apply ...

The world of littleBits (the “not-a-toy” toy that I reaaaally wish existed when I was younger) just got a little bit bigger: it can now play friendly with Arduino. If you’re not familiar with ...