Trying to build a small experimental device with Arduino | Part 6: Turning on an LED when it gets dark

Last time, we used a light sensor to measure the ambient brightness with an Arduino. When the light hitting the light sensor ...

[Arduino Super Introduction #13] Lighting an External LED | Let's Build Our First Circuit on a Breadboard

Last time, we learned about the anode and cathode of an LED, how to distinguish their orientation, and the role of a resistor in limiting current.This time, we will combine an Arduino, a breadboard, ...
EDN

Arduino LED Ring with Variable Rotational Speed

This is just a fun Arduino project that uses leds connected in circle as a ring to produce a rotation effect. You can adjust the spinning speed with a potentiometer and you can also set a minimum and ...
EDN

Arduino LED Fader

I have spent at least an hour almost every day since the 80’s advancing my knowledge in electronics. Recently I brushed up my knowledge on LED fading secrets and attained something pleasant. Now, I’d ...
Geeky Gadgets

How to connect Raspberry Pi GPIOs to the Arduino Cloud

Raspberry Pi enthusiasts wanting to connect their projects to the Arduino Cloud using Python might be interested in a guide specifically created by the official Arduino team. Raspberry Pi GPIO control ...