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.
I2C
An introduction to I2C, one of the main embedded communications protocols in use today.
Digital Logic
A primer on digital logic concepts in hardware and software.
LilyPad Basics: E-Sewing
Learn how to use conductive thread with LilyPad components.
Raspberry Pi Zero Helmet Impact Force Monitor
How much impact can the human body handle? This tutorial will teach you how to build your very own impact force monitor using a helmet, Raspberry Pi Zero, and accelerometer!
Qwiic Magnetometer (MLX90393) Hookup Guide
Figure out how magnetic fields are oriented, all without having to solder a thing.
RHT03 (DHT22) Humidity and Temperature Sensor Hookup Guide
Measure relative humidity and temperature or your environment with the RHT03 (a.k.a DHT22) low cost sensor on a single wire digital interface connected to an Arduino!