To use in CircuitPython, simply install the Adafruit CircuitPython Bundle. To use in CPython, pip3 install adafruit-circuitpython-neopixel.
On the MIDI controller, moving fader 1 varies the red brightness, fader 2 varies the green brightness, and fader 3 varies the blue brightness. The M4 must receive 5V power because it powers the ...
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