Arduino Wearable LED Strip Music Visualizer

by alexmeybe in Circuits > LEDs

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Arduino Wearable LED Strip Music Visualizer

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Don't be a slave of the capitalistic society, build it yourself instead!

Create your own Wearable Music Visualizer using LED lights and an Arduino. Sync the lights with the beat of your favorite tunes, turning yourself into a walking light show at your next nightlife adventure.

You can either try to come up with a code of your own or just copy ours to try it out first. For this project, we are going to use one LED strip for each arm, using the whole arm's length to display the animation. Feel free to come up with any alternative implementation.

The below documentation provides both a simple and a more complex option that adds an interactive color change by spinning movement using an accelerometer.

Supplies

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Here is everything you need for doing the circuit and uploading the code:

  • Two NeoPixel LED Strips
  • Arduino (Uno)
  • USB Cable for Arduino to Laptop
  • Laptop
  • Small breadboard
  • Sound Sensor
  • Two Resistors (330 Ohm 1/4 Watt)
  • Capacitor (1000 µF)
  • Wires
  • 5V external power supply (battery, power bank)

Optional:

  • Accelerometer

Wearable Assembly:

  • Attachment solution for LED strips to the body (armbands, elastic bands, etc.)
  • A small bag that can fit your final product (Can go in a back pocket or around the waist)

Circuit

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Here is a regular breadboard example of how you could design your circuit (see diagram 1). Once everything works, you can transfer the circuit to a smaller unit and add an external power supply (e. g. a rechargeable Lithium-ion Battery) to make your device mobile (see diagram 2). The capacitor and resistors are there to ensure a stable performance of the LED strips. Diagram 3 shows how the circuit would look if you want to try the accelerometer option.

Code

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Access the code including different options through GitHub!

https://github.com/stray-cat-00/Arduino-Wearable-LED-Strip-Music-Visualizer.git

Final Assembly and Results

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Now that you have prepared both the circuit and the code for your LED Music Visualizer you can start assembling it to wear it out next time you go party. Simply put it in your back pocket and get moving!

Useful Links

NeoPixel: https://learn.adafruit.com/adafruit-neopixel-uberguide/best-practices