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!
Voltage, Current, Resistance, and Ohm's Law
Learn about Ohm's Law, one of the most fundamental equations in all electrical engineering.
Series and Parallel Circuits
An introduction into series and parallel circuits.
Analog vs. Digital
This tutorial covers the concept of analog and digital signals, as they relate to electronics.
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.
Accelerometer Basics
A quick introduction to accelerometers, how they work, and why they're used.
Sensor Kit Resource Hub
An overview of each component in the SparkFun Sensor Kit, plus links to tutorials and other resources you'll need to hook them up.
Qwiic SHIM Kit for Raspberry Pi Hookup Guide
Get started with the Serial LCD with RGB backlight and 9DoF IMU (ICM-20948) via I2C using the Qwiic system and Python on a Raspberry Pi! Take sensor readings and display them in the serial terminal or SerLCD.
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.