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!

Pull-up Resistors

A quick introduction to pull-up resistors - whey they're important, and how/when to use them.

I2C

An introduction to I2C, one of the main embedded communications protocols in use today.

LogicBlocks Experiment Guide

Experiments guide for the LogicBlocks kit. Build oscillators, latches, multiplexers and more with the LogicBlocks.

First FPGA Project - Getting Fancy with PWM

An initial project using Alchitry's onboard FPGA to manipulate PWM

The Uncertain 7-Cube

The Uncertain 7-Cube is a non-committal, less-than-helpful, but also entirely honest fortune teller. Simply ask it a yes or no question, give it a nudge, and the 7-Cube will dutifully inform you that it doesn’t have all the facts and doesn’t feel comfortable making a guess.

SparkFun Line Follower Array Hookup Guide

Learn how to connect the RedBot Line-Following Sensor Bar to an Arduino-type microcontroller. Use the example sketches to read data from the bar, and try out a simple line-following algorithm.

AT42QT101X Capacitive Touch Breakout Hookup Guide

Learn how to use the simple SparkFun AT42QT1010 and AT42QT1011 capacitive touch breakout boards.

SparkFun Qwiic Thermocouple Hookup Guide

Learn how to hook up your Qwiic Thermocouple Amplifier.