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!
PCB Basics
What exactly IS a PCB? This tutorial will breakdown what makes up a PCB and some of the common terms used in the PCB world.
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.
ASCII
A brief history of how ASCII came to be, how it's useful to computers, and some helpful tables to convert numbers to characters.
Lessons in Algorithms
Learn techniques on how to use Finite Impulse Response (FIR) filters and other data-processing tools to turn data into information.
SparkFun Environmental Sensor Breakout - BME68x (Qwiic) Hookup Guide
A hookup guide to get started with the BME68x Environmental Sensor from Bosch. Monitor the air quality, temperature, humidity, and barometric pressure with this Qwiic sensor!
SparkFun PIR Breakout Hookup Guide
Get started with these Panasonic EKM-Series PIR breakouts following this Hookup Guide.
Air Velocity Sensor Breakout - FS3000 Hookup Guide
Get started with the Air Velocity Sensor Breakout - FS3000!
Qwiic ToF Imager - VL53L5CX Hookup Guide
Hookup Guide for the Qwiic ToF Imager - VL53L5CX