Class 4: LED Matrix Programming

Includes the following topics:

- How to wire a Neopixel / WS2811 / WS2812 LED matrix
- How to translate XY coordinates to a linear array index (via FastLED's XYMatrix)
- How to use & experiment with the FastLED noise algorithm, and how to animate noise across a matrix using color palettes
- How to animate pixel / sprite / 8-bit art on an LED matrix
- How to use the FFT / Fast Fourier Transform algorithm to obtain sound spectrum data from Circuit Playground's sound sensor
- How to visualize sound data: creating an interactive sound spectrum analyzer using the LED matrix

## Discussions

## Become a Hackaday.io Member

Create an account to leave a comment. Already have an account? Log In.