LED Gumball Machine

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Contributors: Nate

Resources and Going Further

We hope you've enjoyed reading about our LED dispensing gumball machine. If you liked this one, there's tons more!

Logic Levels

Learn the difference between 3.3V and 5V devices and logic levels.

Raspberry gPIo

How to use either Python or C++ to drive the I/O lines on a Raspberry Pi.

LilyPad Basics: E-Sewing

Learn how to use conductive thread with LilyPad components.

How Does an FPGA Work?

The What, How, Why, and When of Field Programmable Gate Arrays, aka FPGAs

HMC6343 3-axis Compass Hookup Guide

How to hook the HMC6343 -- a high-end, tilt-compensated compass module -- up to an Arduino. Never get lost again!

AT42QT101X Capacitive Touch Breakout Hookup Guide

Learn how to use the simple SparkFun AT42QT1010 and AT42QT1011 capacitive touch breakout boards.

Basic LED Animations for Beginners (Arduino)

Let's have some fun with LEDs! We'll explore LEDs once again with the SparkFun RedBoard Qwiic, making cool effects, and putting those effects to work using a sensor.

Garmin LIDAR-Lite v4 (Qwiic) Hookup Guide

Connecting the Garmin LIDAR-Lite v4 to a microcontroller just got easier! Check out our hookup guide to get started.