Light-Emitting Diodes (LEDs)

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Contributors: Nick Poole, bboyho

Resources and Going Further

You've made it! You know, like, almost everything... about LEDs. Now go forth and put LEDs on whatever you please! And now... a dramatic reenactment of an LED without a current limiting resistor being over powered and burning itself out:

LED GIF

Yeah... it's not spectacular.

If you'd like to learn more about some LED related topics, visit these other tutorials:

Light

Light is a useful tool for the electrical engineer. Understanding how light relates to electronics is a fundamental skill for many projects.

IR Communication

This tutorial explains how common infrared (IR) communication works, as well as shows you how to set up a simple IR transmitter and receiver with an Arduino.

Das Blinken Top Hat

A top hat decked out with LED strips makes for a heck of a wedding gift.

How LEDs are Made

We take a tour of a LED manufacturer and learn how PTH 5mm LEDs are made for SparkFun.

Dot/Bar Display Driver Hookup Guide

How to hook up the LM3914 or LM3916 to drive a 10-LED display with a lone analog signal.

Motion Controlled Wearable LED Dance Harness

Control LEDs based on your movement using an accelerometer! Make your LEDs breathe by fading in and out when laying on the floor, turn off the LEDs when moving to your side, or make the LEDs blink in a headstand!

SparkFun Qwiic Micro (SAMD21E) Hookup Guide

An introduction to the Qwiic Micro SAMD21E. Level up your Arduino-skills with the powerful SAMD21 ARM Cortex M0+ processor!

SparkFun Qwiic Alphanumeric Display Hookup Guide

A Hookup Guide to get you started with the Qwiic Alphanumeric Display.

 

Interested in learning more about LEDs?

See our LED page for everything you need to know to start using these components in your project.

Take me there!

 

Or check out some of these related blog posts: