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.
Analog to Digital Conversion
The world is analog. Use analog to digital conversion to help digital devices interpret the world.
Digital Logic
A primer on digital logic concepts in hardware and software.
Lessons in Algorithms
Learn techniques on how to use Finite Impulse Response (FIR) filters and other data-processing tools to turn data into information.
Hackers in Residence - Hacking MindWave Mobile
Review, teardown, and hacking tutorial for the MindWave Mobile, a $99 commercial grade EEG sensor.
T5403 Barometric Pressure Sensor Hookup Guide
T5403 Barometric Pressure Sensor Hookup Guide
Hackers in Residence - The ElectricBone
Drum machines and keyboards have been the standard for making digital music, but how do you make electronic music if you're trained to play the trombone? One of our Hackers in Residence, Carlos Mello, took it upon himself to find a solution to that very question.
SparkFun Absolute Digital Barometer - LPS28DFW (Qwiic) Hookup Guide
Get started adding water-resistant pressure sensing using the SparkFun Absolute Digital Barometer - LPS28DFW (Qwiic) following this guide.