[LAU] GPIO to alsa

[Ivica Bukvic]

Pd-l2ork comes with I2s and gpio externals, including support for soft pwm
on all pins. HTH

-- 
Ivica Ico Bukvic, D.M.A.
Associate Professor
Computer Music
ICAT Senior Fellow
Director -- DISIS, L2Ork
Virginia Tech
School of Performing Arts – 0141
Blacksburg, VA 24061
(540) 231-6139
ico at vt.edu
www.performingarts.vt.edu
disis.icat.vt.edu
l2ork.icat.vt.edu
ico.bukvic.net
On Feb 28, 2016 8:49 AM, "Peter P." <peterparker at fastmail.com> wrote:

> * Raphaël Mouneyres <rmouneyres at gmail.com> [2016-02-28 13:18]:
> > Hello,
> >
> > Having some bare keyboards and raspberry-sortof boards, I'd be
> interested in connecting both of them without using a midi interface, but
> only the available GPIO pins available on the board. This is as well to
> save external components and as a programming exercise.
> >
> > After searching for information, nothing revelant was found, except a
> experimental python script to read gpio and using the mididings library to
> output messages.
> >
> > Is there a existing project which would scan rows/colums of a keyboard
> from the designated(configured) gpios, and throw midi message to an alsa
> midi port ?
> Pure Data
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