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!

Pull-up Resistors

A quick introduction to pull-up resistors - whey they're important, and how/when to use them.

Electric Power

An overview of electric power, the rate of energy transfer. We'll talk definition of power, watts, equations, and power ratings. 1.21 gigawatts of tutorial fun!

Data Types in Arduino

Learn about the common data types and what they signify in the Arduino programming environment.

Programming an FPGA

Come look at the basics of working with Field Programmable Gate Arrays.

BadgerHack: Sensor Add-On Kit

Turn your Badger or Redstick into a temperature and soil moisture sensing display with the BadgerHack Sensor Add-On Kit

AS726X NIR/VIS Spectral Sensor Hookup Guide

It's now easier than ever to measure and characterize how different materials absorb and reflect different wavelengths of light. The AS726X spectral sensors allow you to detect wavelengths in the visible range (VIS) and near infrared range (NIR)!

SparkFun 9DoF IMU (ICM-20948) Breakout Hookup Guide

How to use the SparkFun 9DoF ICM-20948 breakout board for your motion sensing projects. This breakout is ideal for wearable sensors and IoT applications.

Qwiic dToF Imager (TMF882X) Hookup Guide

Getting started with the AMS dToF imagers (TMF8820 and TMF8820).