Intro by Ean Golden

Not that long ago, it was somewhat far-fetched to expect a DJ to understand custom midi-mapping, let alone do any. These days, with the controller market expanding rapidly, most DJs are aware of the concept and have dabbled with a custom mapping here or there. You probably have discovered that although it is easy to map a button to anything in Traktor, it is a bit more challenging to make the button light up in a meaningful way. This involves understanding the second, lesser-known side of midi-mapping – sending midi OUT messages from the computer to your controller. In this article, Brad Cousins will show you how to control the LEDs on your controller using Traktor Pro, and will provide several excellent examples of how to use this technique, including how to show cue point states with multicolored buttons.

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