Qwiic MP3 Trigger Hookup Guide

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Contributors: Nate
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Introduction

Sometimes you just need to play an MP3 file. Whether it's a sound track as you enter the room or a pirate cackling when a dollar gets donated to the kid's museum. The Qwiic MP3 Trigger takes care of all the necessary bits, all you need to do is send a simple I2C command and listen.

SparkFun Qwiic MP3 Trigger

SparkFun Qwiic MP3 Trigger

DEV-15165
$19.95
4

Required Materials

The Qwiic MP3 Trigger does need a few additional items for you to get started, shown below. However, you may already have a few of these items, so feel free to modify your cart as necessary.

USB Wall Charger - 5V, 1A (Black)

USB Wall Charger - 5V, 1A (Black)

TOL-11456
$3.95
2
Hamburger Mini Speaker

Hamburger Mini Speaker

COM-14023
$4.95
2
microSD Card - 1GB (Class 4)

microSD Card - 1GB (Class 4)

COM-15107
$4.95
USB 2.0 Cable A to C - 3 Foot

USB 2.0 Cable A to C - 3 Foot

CAB-15092
$3.95
Note: If you want to add hardware connections for the triggers, you will probably some soldering equipment, hook-up wire, and some momentary buttons. Additionally, if you wish to interface with the board using a microcontroller, you should also grab a RedBoard Qwiic and some Qwiic cables.

Suggested Reading

If you’re unfamiliar with switches, jumper pads, or I2C be sure to checkout some of these foundational tutorials.

Logic Levels

Learn the difference between 3.3V and 5V devices and logic levels.

Switch Basics

A tutorial on electronics' most overlooked and underappreciated component: the switch! Here we explain the difference between momentary and maintained switches and what all those acronyms (NO, NC, SPDT, SPST, ...) stand for.

I2C

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

How to Work with Jumper Pads and PCB Traces

Handling PCB jumper pads and traces is an essential skill. Learn how to cut a PCB trace, add a solder jumper between pads to reroute connections, and repair a trace with the green wire method if a trace is damaged.

Qwiic Connect System

The Qwiic Keypad utilizes the Qwiic connect system. We recommend familiarizing yourself with the Logic Levels and I2C tutorials (above) before using it. Click on the banner above to learn more about our Qwiic products.