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!
Accelerometer Basics
A quick introduction to accelerometers, how they work, and why they're used.
Button and Switch Basics
A tutorial on electronics' most overlooked and underappreciated component: the switch! Here we explain the difference between momentary and maintained switches and what all those acronyms (NO, NC, SPDT, SPST, ...) stand for.
Metric Prefixes and SI Units
This tutorial will explain how to use and convert between the standard metric prefixes.
Introduction to MQTT
An introduction to MQTT, one of the main communication protocols used with the Internet of Things (IoT).
Logomatic Hookup Guide
Basic introduction and hook-up guide for the SparkFun Logomatic.
LilyPad Safety Scarf
This scarf is embedded with a ribbon of LEDs that illuminate when it gets dark out, making yourself more visible to vehicle and other pedestrians.
SparkFun gator:UV Hookup Guide
The gator:UV is an I2C based UV sensor. This tutorial will get you started using the gator:UV with the micro:bit platform.
Getting Started with the Artemis Development Kit
This guide covers the general design of the board, the installation of the recommended software used to program the Artemis DK, and some basic examples. For more advanced functionalities, we have separate software development guides for the AmbiqSDK, Arm® Mbed™ OS, and the Arduino IDE platforms that users can reference.