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!

Serial Communication

Asynchronous serial communication concepts: packets, signal levels, baud rates, UARTs and more!

I2C

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

Motors and Selecting the Right One

Learn all about different kinds of motors and how they operate.

Introduction to DMX

DMX512 is an industry standard in lighting and stage design, whether it be controlling lights, motors, or lasers, DMX512 has many uses. In this tutorial we’ll cover DMX512 (Digital Multiplex with 512 pieces of information).

SoftPot Hookup Guide

Equip your Arduino project with a sliding soft potentiometer to monitor position or adding linear control to your project.

AT42QT101X Capacitive Touch Breakout Hookup Guide

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

Single Supply Logic Level Converter Hookup Guide

The Single Supply Logic Converter allows you to bi-directionally translate signals from a 5V or 3.3V microcontroller without the need for a second power supply! The board provides an output for both 5V and 3.3V to power your sensors. It is equipped with a PTH resistor footprint for the option to adjust the voltage regulator on the low side of the TXB0104 for 2.5V or 1.8V devices.

Qwiic 6DoF - ISM330DHCX Hookup Guide

Get started with the Qwiic 6DoF ISM330DHCX Breakout Board!