LED Gumball Machine
Contributors:
Nate
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!
Hexadecimal
How to interpret hex numbers, and how to convert them to/from decimal and binary.
LogicBlocks & Digital Logic Introduction
Introducing fundamental digital logic concepts and LogicBlocks
LilyPad Basics: Powering Your Project
Learn the options for powering your LilyPad projects, LiPo battery safety and care, and how to calculate and consider power constraints on your projects.
Sending Sensor Data Over WiFi
This tutorial will show you how setup a simple peer-to-peer connection to send and receive sensor data between two ESP32 WiFi boards.
ITG-3200 Hookup Guide
Learn how to interact with the ITG-3200 Triple Axis Gyroscope.
Soil moisture-sensing by hacking a solar light
How to take a solar powered pathway light from a hardware store and make it into a crude soil moisture sensor.
OpenPIR Hookup Guide
How to use and customize the SparkFun OpenPIR motion sensor.
Qwiic VR IMU (BNO080) Hookup Guide
Figure out how things are oriented with the robust 9 degrees of freedom (DOF) BNO080 IMU. Maybe even make your own virtual reality (VR) applications if you're feeling savvy.