LEDs

Light-Emitting Diodes (LEDs) are small, powerful lights that are used in many different applications. Blinking an LED is the classic starting point for learning how to program embedded electronics. It's the "Hello, World!" of microcontrollers. We recommend looking at the LED tutorial and SIK experiment guide to get started.

SparkFun Qwiic Alphanumeric Display Hookup Guide

October 21, 2021
A Hookup Guide to get you started with the Qwiic Alphanumeric Display.

Voltage, Current, Resistance, and Ohm's Law

February 6, 2013
Learn about Ohm's Law, one of the most fundamental equations in all electrical engineering.

Beginner Parts Kit Identification Guide

March 22, 2019
The essential parts for beginning (or even experienced) hobbyists that gives you all of the basic through-hole components you will need to get started playing with embedded projects. We'll identify a few parts in the kit and provide a few basic circuits to get started!

SparkFun Inventor's Kit Experiment Guide - v4.1

August 8, 2019
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.

Getting Started with the MyoWare® 2.0 Muscle Sensor Ecosystem

April 1, 2022
The MyoWare® 2.0 Muscle Sensor, an Arduino-compatible, all-in-one electromyography (EMG) sensor from Advancer Technologies. In this tutorial, we will go over the features and related shields to connect the sensor to a muscle group.

Large Digit Driver Hookup Guide

June 25, 2015
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.

Tinker Kit Circuit Guide

September 16, 2021
This guide takes you through the basics of building 11 different circuits with the SparkFun Tinker Kit and how to program them using the Arduino IDE.

Moving Beyond the Ordinary With the Qwiic Alphanumeric Display

November 7, 2024
More than just numbers, more than just letters, with a little creative coding you can do teach your alphanumeric display lots of new tricks.

Addressable LED Strip Hookup Guide

November 23, 2016
Add blinking lights to any holiday decoration with our Holiday Lights Kit using WS2812-based addressable LEDs!

SparkFun RTK Express Hookup Guide

June 21, 2021
Learn how to use the enclosed RTK Express product to achieve millimeter level geospatial coordinates.

Getting Started with the Teensy

June 18, 2015
Basic intro to the Teensy line of products, with soldering and programming suggestions.

APA102 Addressable LED Hookup Guide

October 8, 2019
Connect, power, and control your APA102 addressable LED strip!

How to Power a Project

February 7, 2013
A tutorial to help figure out the power requirements of your project.

RP2040 Thing Plus Hookup Guide

January 21, 2021
Want to take a stab at advancing your programming skills? Check out the Thing Plus - RP2040, with the first microcontroller from the Raspberry Pi Foundation. This guide will get you started working with the RP2040 and programming in MicroPython and C/C++.

SparkFun Arduino UNO R4 WiFi Qwiic Kit Hookup Guide

July 11, 2023
The SparkFun Arduino UNO R4 WiFi Qwiic Kit is a great way to get started with Arduino and the Qwiic-connect system - use this guide to get started!

SparkFun gator:particle Hookup Guide

June 13, 2019
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.

Non-Addressable RGB LED Strip Hookup Guide

February 19, 2020
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.

SparkFun Inventor's Kit for micro:bit Experiment Guide

July 21, 2017
This guide contains all the information you will need to explore the twelve circuits of the SparkFun Inventors Kit for micro:bit.

Pulse Width Modulation

February 27, 2013
An introduction to the concept of Pulse Width Modulation.

Gator:color ProtoSnap Hookup Guide

October 18, 2018
Clip some LED's onto your gator:bit with the gator:color.

Gator:starter ProtoSnap Hookup Guide

October 18, 2018
Get started clipping sensors and lights to the micro:bit with the gator:starter gator:board from SparkFun!

SparkFun gator:bit v2 Hookup Guide

January 31, 2019
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.

micro:bit Breakout Board Hookup Guide

June 17, 2021
How to get started with the micro:bit breakout board.
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