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!
Data Types in Arduino
Learn about the common data types and what they signify in the Arduino programming environment.
Getting Started with OBD-II
A general guide to the OBD-II protocols used for communication in automotive and industrial applications.
Introduction to MQTT
An introduction to MQTT, one of the main communication protocols used with the Internet of Things (IoT).
Sending Sensor Data Over WiFi
This tutorial will show you how setup a simple peer-to-peer connection to send and receive sensor data between two ESP32 WiFi boards.
LIDAR-Lite v3 Hookup Guide
A tutorial for connecting the Garmin LIDAR-Lite v3 or the LIDAR-Lite v3HP to an Arduino to measure distance.
Getting Started with MicroPython and the SparkFun Inventor's Kit for micro:bit
Learn MicroPython with the micro:bit.
Qwiic UV Sensor (VEML6075) Hookup Guide
Learn how to connect your VEML6075 UV Sensor and figure out just when you should put some sunscreen on.
Qwiic Ambient Light Sensor (VEML6030) Hookup Guide
The VEML6030 is a high accuracy ambient light sensor with 16-bit resolution. This I2C sensor can detect light similar to the human eye response. Start detecting light levels in your environment!