LED Gumball Machine

Pages
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!

Pulse Width Modulation

An introduction to the concept of Pulse Width Modulation.

Polarity

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

Series and Parallel Circuits

An introduction into series and parallel circuits.

How Does an FPGA Work?

The What, How, Why, and When of Field Programmable Gate Arrays, aka FPGAs

Bark Back Interactive Pet Monitor

Monitor and interact with pets through this dog bark detector project based on the Raspberry Pi!

QRD1114 Optical Detector Hookup Guide

Use this IR LED/phototransistor fusion to sense objects in close proximity or even the color of a surface!

HIH-4030 Humidity Sensor Hookup Guide

Measure relative humidity with SparkFun's HIH-4030 Humidity Sensor Breakout.

OpenPIR Hookup Guide

How to use and customize the SparkFun OpenPIR motion sensor.