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!
Series and Parallel Circuits
An introduction into series and parallel circuits.
Digital Logic
A primer on digital logic concepts in hardware and software.
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.
Fuse Breakout Board Hookup Guide
Protect your project by adding a fuse in your circuit to save it from molten destruction.
INA169 Breakout Board Hookup Guide
How to interface with the INA169 Breakout Board to measure current.
Si7021 Humidity and Temperature Sensor Hookup Guide
The Si7021 humidity and temperature sensor is an easy to use, digital, low-cost sensor to aid you in all your environment sensing needs.
OpenPIR Hookup Guide
How to use and customize the SparkFun OpenPIR motion sensor.
SparkFun Qwiic MicroPressure Hookup Guide
Get started using your Qwiic MicroPressure breakout board with this hookup guide.