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!
Series and Parallel Circuits
An introduction into series and parallel circuits.
MIDI Tutorial
Understanding the Musical Instrument Digital Interface.
Connectivity of the Internet of Things
An overview of the different protocols that can be used for the development of Internet of Things (IoT)-based projects.
Monitor Sensor Data from Anywhere
Using WiFi to send sensor data from an ESP32 to a WiFi network and be able to read it from an IoT Dashboard from anywhere in the world.
Qwiic Magnetometer (MLX90393) Hookup Guide
Figure out how magnetic fields are oriented, all without having to solder a thing.
Gator:starter ProtoSnap Hookup Guide
Get started clipping sensors and lights to the micro:bit with the gator:starter gator:board from SparkFun!
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.
SparkFun Photodetector (MAX30101) Hookup Guide
The SparkFun Photodetector - MAX30101 (Qwiic) is the successor to the MAX30105 particle sensor, a highly sensitive optical sensor. This tutorial will get you started on retrieving the raw data from the MAX30101 sensor.