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!
I2C
An introduction to I2C, one of the main embedded communications protocols in use today.
LilyPad Basics: E-Sewing
Learn how to use conductive thread with LilyPad components.
Programming an FPGA
Come look at the basics of working with Field Programmable Gate Arrays.
First FPGA Project - Getting Fancy with PWM
An initial project using Alchitry's onboard FPGA to manipulate PWM
Accelerometer Basics
A quick introduction to accelerometers, how they work, and why they're used.
SparkFun GPS Breakout - XA1110 (Qwiic) Hookup Guide
Figure out where in the world you are with the Qwiic SparkFun GPS Breakout - XA1110.
SparkFun WiFi IR Blaster Hookup Guide
How to assemble the WiFi IR Blaster and program it using Arduino. You'll be controlling IR devices from the web in no time!
Detecting Colors with the SparkFun Tristimulus Color Sensor
Detect and classify colors based on their CIE XYZ color space values.