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!

LogicBlocks & Digital Logic Introduction

Introducing fundamental digital logic concepts and LogicBlocks

RFID Basics

Dive into the basics of Radio Frequency Identification (RFID) technology.

Understanding Thermal Resistance

Discussing what thermal resistance is, how it’s used for thermal management, and how to maximize the life of your project.

Monitor Sensor Data from Anywhere

Using WiFi to send sensor data from an ESP32 to a WiFi network and be able to read it from an IoT Dashboard from anywhere in the world.

The Uncertain 7-Cube

The Uncertain 7-Cube is a non-committal, less-than-helpful, but also entirely honest fortune teller. Simply ask it a yes or no question, give it a nudge, and the 7-Cube will dutifully inform you that it doesn’t have all the facts and doesn’t feel comfortable making a guess.

RedBoard Santa Trap

A fun holiday project to try for anyone looking to catch Santa on Christmas!

Air Quality Sensor - SGP40 (Qwiic) Hookup Guide

Get started measuring indoor air quality with the SparkFun Air Quality Sensor - SGP40 (Qwiic) Hookup Guide.

Digital Temperature Sensor Breakout - AS6212 (Qwiic) Hookup Guide

Get started measuring highly accurate temperatures at extremely low power with the AS6212 temperature sensor on the SparkFun Digital Temperature Sensor Breakout - AS6212 (Qwiic).