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!
Serial Peripheral Interface (SPI)
SPI is commonly used to connect microcontrollers to peripherals such as sensors, shift registers, and SD cards.
Analog to Digital Conversion
The world is analog. Use analog to digital conversion to help digital devices interpret the world.
Data Types in Arduino
Learn about the common data types and what they signify in the Arduino programming environment.
Programming an FPGA
Come look at the basics of working with Field Programmable Gate Arrays.
MAG3110 Magnetometer Hookup Guide
Get started with the MAG3110 3-Axis Magnetometer and learn how to make your own digital compass that senses the Earth's magnetic fields.
Touch Potentiometer Hookup Guide
Learn how to use the SparkFun Touch Potentiometer to control lighting, volume or other inputs in your daily life.
Experiment Guide for the Johnny-Five Inventor's Kit
Use the Tessel 2 and the Johnny Five Inventors kit to explore the world of JavaScript enabled hardware through 14 awesome experiments!
Qwiic VR IMU (BNO080) Hookup Guide
Figure out how things are oriented with the robust 9 degrees of freedom (DOF) BNO080 IMU. Maybe even make your own virtual reality (VR) applications if you're feeling savvy.