LED Gumball Machine

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Contributors: 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!

Polarity

An introduction to polarity in electronic components. Discover what polarity is, which parts have it, and how to identify it.

Metric Prefixes and SI Units

This tutorial will explain how to use and convert between the standard metric prefixes.

SparkFun Troubleshooting Tips

Not working as expected? In this tutorial, we will be exploring a few general troubleshooting tips and possible solutions that frequently come up with SparkFun's Technical Support.

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.

MMA8452Q Accelerometer Breakout Hookup Guide

How to get started using the MMA8452Q 3-axis accelerometer -- a solid, digital, easy-to-use acceleration sensor.

Gator:starter ProtoSnap Hookup Guide

Get started clipping sensors and lights to the micro:bit with the gator:starter gator:board from SparkFun!

SparkFun GPS-RTK Dead Reckoning ZED-F9K Hookup Guide

The u-blox ZED-F9K is a powerful GPS-RTK unit that uses a fusion of IMU, wheel ticks, a vehicle dynamics model, correction data, and GNSS measurements to provide highly accurate and continuous position for navigation in the difficult conditions. We will quickly get you set up using the Qwiic ecosystem through Arduino so that you can start reading the output!

Analog MEMS Microphone (VM2020) Hookup Guide

Get started with the SparkFun analog MEMS microphone breakout board! In this tutorial, we will be connecting the differential MEMS microphone to an Arduino using the WM8960 audio codec.