LEDs

Addressable LED Strip Hookup Guide

November 23, 2016

Add blinking lights to any holiday decoration with our Holiday Lights Kit.

Addressable RGB LED Music and Sound Visualizer

May 31, 2016

Use an Arduino and the SparkFun Sound Detector to create visualizations on Addressable RGB LED strips.

Boss Alarm

March 30, 2016

Build a Boss Alarm that alerts you of anyone walking into your office and automatically changes your computer screen.

Building Large LED Installations

July 16, 2015

Learn what it takes to build large LED installations from planning to power requirements to execution.

Button Pad Hookup Guide

January 7, 2016

An introduction to matrix scanning, using the SparkFun 4x4 Button Pad.

Cherry MX Switch Breakout Hookup Guide

April 21, 2016

How to assemble and use the Cherry MX Switch Breakout, allowing you to turn a matrix of mechanical switches into a full-size keyboard!

Customizing LilyPad LED Colors

May 19, 2014

A short guide to creating a rainbow of new LilyPad LED colors at home!

Das Blinken Top Hat

January 22, 2014

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

DIY Heated Earmuffs

January 31, 2018

Embedded with heating pads and four Neopixel rings, these earmuffs do more than your average winter accessory to keep you warm while still looking good.

DIY Light-Up Shoes

September 28, 2017

This tutorial provides everything you need to know to make your own light up high top sneakers!

Dot/Bar Display Driver Hookup Guide

January 16, 2014

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

FemtoBuck Constant Current LED Driver Hookup Guide V12

December 10, 2015

The FemtoBuck board is a high-efficiency, single-channel constant-current LED driver.

How LEDs are Made

May 28, 2014

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

Interactive Hanging LED Array

April 10, 2014

Learn how we converted 72 lightbulbs into an interactive LED array for our conference room.

IR Control Kit Hookup Guide

October 2, 2013

How to get the most out of the IR receivers and transmitters included in the IR Control Kit.

LED Cloud-Connected Cloud

February 22, 2016

Make an RGB colored cloud light! You can also control it from your phone, or hook up to the weather!

LED Crystal Goddess Crown

September 27, 2017

Follow this tutorial to make your own Crystal Goddess Crown with LEDs!

LED Light Bar Hookup

September 24, 2013

A quick overview of SparkFun's LED light bars, and some examples to show how to hook them up.

LED PomPom Headbands

June 14, 2017

Follow this tutorial to make your own light up PomPom headband! Try the beginner version if you are new to electronics or the advanced version if you have some more experience!

Light-Emitting Diodes (LEDs)

August 12, 2013

Learn the basics about LEDs as well as some more advanced topics to help you calculate requirements for projects containing many LEDs.

Light Up Silk Flower Corsage

April 20, 2015

Combine a silk flower with a built-in RGB LED and some LilyPad Switches to create a customizable accessory.

LilyPad Pixel Board Hookup Guide

September 16, 2015

Add changing colors to your wearable projects using LilyPad Pixel Boards.

LilyPad Safety Scarf

November 21, 2017

This scarf is embedded with a ribbon of LEDs that illuminate when it gets dark out, making yourself more visible to vehicle and other pedestrians.

LP55231 Breakout Board Hookup Guide

November 3, 2016

Get to know the LP55231 9-channel LED driver., and learn how to configure and program this surprisingly flexible IC.

Old Tutorials

Looking for the old, archived tutorials? Head on over to the archived tutorials on the main SparkFun site.
Please be aware that the tutorials you find there are no longer actively maintained.