It looks like a cute little dolphin-themed toy, but don't be fooled—the Flipper Zero is a surprisingly powerful learning tool ...

A common sight in ‘smart homes’, door sensors allow you to detect whether a door is closed or open, enabling the triggering of specific events. Unfortunately, most solutions for these ...

Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, ...