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!

PCB Basics

What exactly IS a PCB? This tutorial will breakdown what makes up a PCB and some of the common terms used in the PCB world.

Digital Logic

A primer on digital logic concepts in hardware and software.

Raspberry Pi SPI and I2C Tutorial

Learn how to use serial I2C and SPI buses on your Raspberry Pi using the wiringPi I/O library for C/C++ and spidev/smbus for Python.

What is a Battery?

An overview of the inner workings of a battery and how it was invented.

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

IoT Weight Logging Scale

This tutorial will show you how to make a scale that logs your weight to a custom website on the Internet. The principles can be extrapolated to any type of data.

Qwiic Scale Hookup Guide

Create your own digital scale quickly and easily using the Qwiic Scale!

SparkFun Qwiic MicroPressure Hookup Guide

Get started using your Qwiic MicroPressure breakout board with this hookup guide.