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The AKAI APC20 is a MIDI controller, which has controls that light up on it. The lights correspond to the status of a clip in Ableton, but is there any way to change these lights by issuing MIDI commands to the controller using another device (ie. my laptop)?

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migrated from Jan 24 '14 at 18:30

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up vote 3 down vote accepted

Absolutely. That is how it works. See for basic mapping information. Basically, different velocities are for different LED colors.

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