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!
Pull-up Resistors
A quick introduction to pull-up resistors - whey they're important, and how/when to use them.
What is a Circuit?
Every electrical project starts with a circuit. Don't know what a circuit is? We're here to help.
Metric Prefixes and SI Units
This tutorial will explain how to use and convert between the standard metric prefixes.
I2C
An introduction to I2C, one of the main embedded communications protocols in use today.
Das Blinken Top Hat
A top hat decked out with LED strips makes for a heck of a wedding gift.
Interactive 3D Printed LED Diamond Prop
In this tutorial, we will learn about how to create an interactive theatrical prop for a performance by 3D printing a translucent diamond prop using a non-addressable RGB LED strip and AT42QT1011 capacitive touch sensing.
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.
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.