Light-Emitting Diodes (LEDs)
Contributors:
Nick Poole, 
bboyho
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:
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.
LED Light Bar Hookup
A quick overview of SparkFun's LED light bars, and some examples to show how to hook them up.
Hackers in Residence: The Sound Visualizer
A fun project that uses a Raspberry Pi and a custom Java app to create your own sound visualizer using a RGB LED matrix.
SparkFun Paper Circuit Kits
Learn how to build a simple paper circuit using copper tape, a 5mm LED, and a 3V coin cell battery.
Basic Character LCD Hookup Guide
Liquid crystal displays (LCDs) are a great way to output a string of words or sensor data to a display for visual feedback. In this tutorial, we'll learn about LCDs, how to print a string of words to a 16x2 basic character LCD and create custom characters.
Interested in learning more about LEDs?
See our LED page for everything you need to know to start using these components in your project.
Or check out some of these related blog posts: