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Learn how to get started with our fiber optics breakout boards

Getting started guide for the Large Digit display driver board. This tutorial explains how to solder the module (backpack) onto the back of the large 7-segment LED display and run example code from an Arduino.

The SparkFun Inventor's Kit (SIK) Experiment Guide contains all of the information needed to build all five projects, encompassing 16 circuits, in the latest version of the kit, v4.1.2 and v4.1.

Detect and classify colors based on their CIE XYZ color space values.

An overview of passive infrared (PIR) motion detecting sensors, and how to hook them up to an Arduino.

Connect, power, and control your APA102 addressable LED strip!

Read humidity, pressure and luminosity quickly and easily. Add wind speed, direction and rain gauge for full weather station capabilities.

The gator:UV is an I2C based UV sensor. This tutorial will get you started using the gator:UV with the micro:bit platform.

The gator:particle is an I2C heart-rate monitor and pulse oximeter that can be used as a particle sensor. This tutorial will get you started using the gator:particle with the micro:bit platform.

Add color to your projects with non-addressable LED strips! These are perfect if you want to control and power the entire strip with one color for your props, car, fish tank, room, wall, or perhaps under cabinet lighting in your home.

Learn MicroPython with the micro:bit.

This guide contains all the information you will need to explore the twelve circuits of the SparkFun Inventors Kit for micro:bit.

An introduction to the concept of Pulse Width Modulation.

A weather station kit that is built on top of the inexpensive, easy-to-use micro:bit and Microsoft MakeCode.

Get started clipping sensors and lights to the micro:bit with the gator:starter gator:board from SparkFun!

The gator:bit v2 is a breakout board for the BBC micro:bit. The gator:bit exposes almost every pin on the micro:bit to clippable pad with circuit protection. It also has as built-in addressable LEDs and a built-in buzzer.

Take your volume knob beyond 11 with the Qwiic Twist digital RGB LED encoder via I2C!

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

Learn how to hook up the LilyPad RGB LED and use a common cathode RGB LED in e-textile projects.

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

An overview of each component in the SparkFun Sensor Kit, plus links to tutorials and other resources you'll need to hook them up.

Learn how you can use the SX1509 to control 16 LEDs or up to 64 buttons with just two pins.

Use this IR LED/phototransistor fusion to sense objects in close proximity or even the color of a surface!

How to create a pixel string with the WS2812 and WS2812B addressable LEDs!