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 to Digital Conversion
The world is analog. Use analog to digital conversion to help digital devices interpret the world.
RFID Basics
Dive into the basics of Radio Frequency Identification (RFID) technology.
How to Use Remote Desktop on the Raspberry Pi with VNC
Use RealVNC to connect to your Raspberry Pi to control the graphical desktop remotely across the network.
External IO and Metastability
Why external signals can cause metastability and how to use constraint files to manage this
SIK Keyboard Instrument
We can use the parts and concepts in the SparkFun Invetor's Kit to make a primitive keyboard instrument.
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.
SparkFun Absolute Digital Barometer - LPS28DFW (Qwiic) Hookup Guide
Get started adding water-resistant pressure sensing using the SparkFun Absolute Digital Barometer - LPS28DFW (Qwiic) following this guide.
Sending Sensor Data via Bluetooth
In this tutorial, we will show you how to get started on incorporating Bluetooth into your electronics projects. This project uses a SparkFun Thing Plus ESP32 Wroom USB-C to display data from a Triple Axis Accelerometer over Bluetooth.