Building an Arduino speed detector using IR technology to measure the speed of a moving object is much more cost-effective, ...

This build is about using the temperature sensor in your clock. The ATMega328p, the chip at the heart of all your Arduino Uno clones, has within it a watchdog timer that clicks over at a rate of ...

An Automatic Plant watering system is a device (or setup) that uses sensors to monitor the soil moisture and if the moisture ...

He suspected EMF interference so as a quick first step he decided to throw together an EMF detector using an Arduino. It uses a bank of LEDs as an indicator bar to reflect the EMF picked up by the ...

These devices have key drawbacks. Water level indicators require manual pump operation and often waste power as multiple LEDs ...

the Arduino Nano and Uno come with several similarities, and conveniently, they can be used almost the same way. You can program them with the same software, and many sensors are compatible with ...

Perfect for beginners, this all-in-one package includes essential components like sensors, relays, LEDs, and more, making it ...