[sdiy] MIDI velocity

Richie Burnett rburnett at richieburnett.co.uk
Thu Apr 7 00:46:04 CEST 2016


> The worst way I could imagine would be for one set of columns to contain 
> the first switch, and then an entirely separate set of columns would 
> contain the second switch. Then, the firmware would have to scan all the 
> first switches in one pass, then the second switches on a second pass. Of 
> course, even that wiring couldn't prevent the firmware from scanning the 
> columns in a different order to keep the reads localized to one part of 
> the overall key bed at a time.

> I suppose I could just look for schematics of any velocity keyboard, and 
> it would show a typical wiring...


http://www.doepfer.de/DIY/Matrix_61.gif

-Richie, 



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