LED Gumball Machine

Pages
Contributors: 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.

Lessons in Algorithms

Learn techniques on how to use Finite Impulse Response (FIR) filters and other data-processing tools to turn data into information.

RFID Basics

Dive into the basics of Radio Frequency Identification (RFID) technology.

External IO and Metastability

Why external signals can cause metastability and how to use constraint files to manage this

SparkFun 9DoF IMU (ICM-20948) Breakout Hookup Guide

How to use the SparkFun 9DoF ICM-20948 breakout board for your motion sensing projects. This breakout is ideal for wearable sensors and IoT applications.

Garmin LIDAR-Lite v4 (Qwiic) Hookup Guide

Connecting the Garmin LIDAR-Lite v4 to a microcontroller just got easier! Check out our hookup guide to get started.

Qwiic Digital Desk Sign with MicroMod

Make a Qwiic-enabled digital desk sign with a MicroMod SAMD51 Processor Board's USB Host and a USB keyboard!

Analog MEMS Microphone Breakout - SPH8878LR5H-1 Hookup Guide

Get started with sound monitoring using the SparkFun analog MEMS microphone breakout board with Arduino!