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 Communication
Asynchronous serial communication concepts: packets, signal levels, baud rates, UARTs and more!
Digital Logic
A primer on digital logic concepts in hardware and software.
Raspberry gPIo
How to use either Python or C++ to drive the I/O lines on a Raspberry Pi.
Basic LED Animations for Beginners (Arduino)
Let's have some fun with LEDs! We'll explore LEDs once again with the SparkFun RedBoard Qwiic, making cool effects, and putting those effects to work using a sensor.
Humidity-sensing LED Flower
How about that humidity? This tutorial shows how to add sensing capability to the 21st Century Fashion Kit's RGB flower project.
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.
Qwiic Pro Kit Project Guide
The Qwiic Pro Kit was designed to allow users to get started with Arduino without the need for soldering or a breadboard. We've included three inputs (a joystick, accelerometer, and proximity sensor) and one display that can be daisy chained to the RedBoard Turbo (SAMD21) Development Board.
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!