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!
Analog vs. Digital
This tutorial covers the concept of analog and digital signals, as they relate to electronics.
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.
Raspberry Pi SPI and I2C Tutorial
Learn how to use serial I2C and SPI buses on your Raspberry Pi using the wiringPi I/O library for C/C++ and spidev/smbus for Python.
Electret Mic Breakout Board Hookup Guide
An introduction to working with the Electret Mic Breakout Board.
Qwiic Flex Glove Controller Hookup Guide
Is your finger bent? Is your finger straight? The Qwiic Flex Glove controller board will answer this age old question for you with the flex sensor!
Qwiic Digital Desk Sign with MicroMod
Make a Qwiic-enabled digital desk sign with a MicroMod SAMD51 Processor Board's USB Host and a USB keyboard!
Qwiic Micro Magnetometer - MMC5983MA Hookup Guide
Let's figure out where we're going with the SparkFun Qwiic Micro Magnetometer - MMC5983MA!