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.
Digital Logic
A primer on digital logic concepts in hardware and software.
Data Types in Arduino
Learn about the common data types and what they signify in the Arduino programming environment.
How Does an FPGA Work?
The What, How, Why, and When of Field Programmable Gate Arrays, aka FPGAs
Photon IMU Shield Hookup Guide
Learn how to use the SparkFun Photon IMU Shield for your Photon device which houses an on-board LSM9DS1 system-in-a-chip that houses a 3-axis accelerometer, 3-axis gyroscope, and 3-axis magnetometer.
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.
Capacitive Touch Slider (CAP1203) Hookup Guide
An easy and Qwiic way to add capacitive touch to any of your projects using the CAP1203! In this guide, we go over how to connect and set up your Capacitive Touch Slider so you can start playing with it right away.
Wireless Timing Project
Time for racing, let's make a wireless timing device using ESP32 wireless communication.