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M5StickC_AudioVisLed

Audio visualization based on an M5StickC (ESP32):

  • Sampling of audio data from built-in microphone using i2s (44100 Hz sample rate)
  • Transformation of sampled data into the frequency domain using arduinoFFT (2048 samples FFT, 21.5 Hz frequency resolution)
  • Visualization of 20 frequency bands and beat detection using an RGB LED strip with 72 LEDs (configurable)

Getting Started

Development environment

  • Visual Studio Code (version 1.59.0)
  • PlatformIO IDE for VSCode

System

  • Device: M5StickC
  • Platform: espressif32
  • Board: m5stick-c
  • Framework: arduino

Peripherals

Libraries used

  • M5StickC
  • arduinoFFT (develop branch)
  • FastLED

Project Description

A comprehensive description of this project is available at hackster.io.

License

License: GPL v3

See the LICENSE file for details.

Copyright 2021 © Ernst Sikora

m5stickc_audiovisled's People

Contributors

esikora avatar

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