Light/sound organ, WS2811 with the help of Fast SPI a.k.a synesthesia

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Light/sound organ, WS2811 with the help of Fast SPI

a.k.a synesthesia
http://www.youtube.com/watch?v=hK_8G3PdnkM

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cool work!
Is this automated or a preset?
If it’ automated, could you grant some insight on how you achieved this?

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Thanks!
Preset color/brightness coordinations, but automated response to the music

I have a circuit with low, mid, and high pass filters that then trigger analog in pins on the Arduino. The Arduino reads these voltage signals in and does whatever the current pattern specifies when the signal in crosses a threshold