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.
Voltage, Current, Resistance, and Ohm's Law
Learn about Ohm's Law, one of the most fundamental equations in all electrical engineering.
Data Types in Arduino
Learn about the common data types and what they signify in the Arduino programming environment.
Fuse Breakout Board Hookup Guide
Protect your project by adding a fuse in your circuit to save it from molten destruction.
TEMT6000 Ambient Light Sensor Hookup Guide
Bring the ability to detect light levels to any project with the SparkFun TEMT6000 Ambient Light Sensor Breakout.
SparkFun Line Follower Array Hookup Guide
Learn how to connect the RedBot Line-Following Sensor Bar to an Arduino-type microcontroller. Use the example sketches to read data from the bar, and try out a simple line-following algorithm.
Weather Meter Hookup Guide
How to assemble your very own weather meter!
SparkFun Arduino UNO R4 WiFi Qwiic Kit Hookup Guide
The SparkFun Arduino UNO R4 WiFi Qwiic Kit is a great way to get started with Arduino and the Qwiic-connect system - use this guide to get started!