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!

Data Types in Arduino

Learn about the common data types and what they signify in the Arduino programming environment.

Motors and Selecting the Right One

Learn all about different kinds of motors and how they operate.

RFID Basics

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

Introduction to MQTT

An introduction to MQTT, one of the main communication protocols used with the Internet of Things (IoT).

Qwiic IR Array (MLX90640) Hookup Guide

The Melexis MLX90640 contains a 32x24 array of thermopile sensors creating, in essence, a low resolution thermal imaging camera. In this guide, we’ll go over how to connect your Qwiic Infrared Array with MLX90640 and get it communicating with Processing to produce a nice thermal image.

SparkFun gator:environment Hookup Guide

The gator:environment combines two I2C sensors for temperature, humidity, pressure, eCO2, and eTVOC values. This tutorial will get you started using the gator:environment with the micro:bit platform.

ESP32 Relay Web Server

The goal of this project is to have a website hosted on an ESP32 that controls any relay controlled device connected to a local network and keeps a dynamically updated state of those devices.

Qwiic 9DoF - ISM330DHCX, MMC5983MA Hookup Guide

Find all your degrees of freedom with this little Qwiic breakout board combining the ISM330DHCX 6Dof and the MMC5983MA Magnetometer!