idea: "shim" driver for Roland / Edirol SD-20 MIDI sound module?

[Torfinn Ingolfsen]

On Thu, 24 Feb 2011 20:17:30 +0100
Hans Petter Selasky <hselasky at c2i.net> wrote:

> On Thursday 24 February 2011 19:46:02 Torfinn Ingolfsen wrote:
> > On Thu, 24 Feb 2011 08:47:15 +0100
> > 
> > Hans Petter Selasky <hselasky at c2i.net> wrote:
> > > > crw-r--r--  1 root  operator    0, 109 Feb 23 21:53 /dev/umidi0.0
> > > 
> > > Could you do a simple loopback test:
> > > 
> > > dd if=/dev/umidi0.0 of=/dev/null bs=1
> > > 
> > > And see if you get any bytes when you press keys?
> > 
> > Press keys on what? A MIDI keyboard, or the normal (computer) keyboard?
> 
> You can redirect from a MIDI keyboard to the synth using dd, on the 0'th 
> entry.

Ok, with the SD-20 at umidi0.* and the keybaord at umidi1.* I do this:
root at kg-v7# dd if=/dev/umidi1.0 of=/dev/umidi0.0 bs=1

And ... I get sound! Cool!
Thanks!
-- 
Torfinn