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!
Electric Power
An overview of electric power, the rate of energy transfer. We'll talk definition of power, watts, equations, and power ratings. 1.21 gigawatts of tutorial fun!
Digital Logic
A primer on digital logic concepts in hardware and software.
LogicBlocks Experiment Guide
Experiments guide for the LogicBlocks kit. Build oscillators, latches, multiplexers and more with the LogicBlocks.
Getting Started with LTspice
LTspice is a high performance SPICE simulator, schematic capture and waveform viewer with an impressive library of passive devices. Over 1000 models are included in the download but you can also add third party models.
Arduino Weather Shield Hookup Guide V12
Read humidity, pressure and luminosity quickly and easily. Add wind speed, direction and rain gauge for full weather station capabilities.
Qwiic OpenLog Hookup Guide
The updated Qwiic version of the OpenLog Hookup Guide
SparkFun PIR Breakout Hookup Guide
Get started with these Panasonic EKM-Series PIR breakouts following this Hookup Guide.
Detecting Colors with the SparkFun Tristimulus Color Sensor
Detect and classify colors based on their CIE XYZ color space values.