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!
Analog to Digital Conversion
The world is analog. Use analog to digital conversion to help digital devices interpret the world.
What is Electricity?
We can see electricity in action on our computers, lighting our houses, as lightning strikes in thunderstorms, but what is it? This is not an easy question, but this tutorial will shed some light on it!
I2C
An introduction to I2C, one of the main embedded communications protocols in use today.
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.
Fingerprint Scanner (GT-521Fxx) Hookup Guide
This tutorial provides information about how to connect to ADH-Tech's fingerprint scanner (GT-521F32) and how to use it with Hawley's FPS_GT511C3 library for Arduino.
Temperature Sensor Comparison
A comparison of analog and digital temperature sensors. Which is better?
QuickLogic Thing Plus (EOS S3) Hookup Guide
This guide provides users with functional descriptions, configuration options for the QuickLogic Thing Plus EOS S3. It also serves as a “Getting Started” and “How To” guide.
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.