[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, ...

[Arduino Super Introduction #24] Mini Project: Automatic Lighting | Let's Automatically Turn on an LED When It Gets Dark

In the previous chapter, we used a light sensor to read the ambient brightness as a value from 0 to 1023.This time, we will ...
EDN

Arduino PWM Led Control

Looking for a simple circuit to control the light intensity of Light Emitting Diodes (LEDs) or similar lighting sources? Here is an Arduino based circuit with three independent pulse width modulated ...
EDN

Arduino Christmas LED Lights Bar

Arduino is an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. Anyone interested in creating interactive objects can “play” with Arduino! Described ...
Electronic Design

LED Balancing Circuit With Power Limit

Light-emitting diodes (LEDs) are often used with a voltage source from a power-supply output voltage. The output voltage increases until the current through the LEDs reaches the value of the ...
Geeky Gadgets

Maker LED Display offers an Arduino programmable Internet connected LED matrix

If you searching for an LED matrix for your next project or to add to an existing application you may be interested to know that the Maker LED Display is now available to purchase from the Crowd ...