[alsa-devel] Help requested: new HSS1394 MIDI back-end

Sean M. Pappalardo - D.J. Pegasus spappalardo at mixxx.org
Mon May 28 22:40:13 CEST 2012

On 05/28/2012 04:58 PM, Clemens Ladisch wrote:
> Please check if these commands work:
> 	firewire-request /dev/fwX read c007dedadada 4

type error (on both devices)

> 	firewire-request /dev/fwX write c007dedadada f100123456789abc

no response (on both devices)

> with 00, like this for a note-on:
> 	firewire-request /dev/fwX write c007dedadada 00912345

That worked just fine. I lit up a few LEDs in different colors on both 
devices, and was able to stop the platter and move the pitch slider on 
the SCS.1d (yes, its slider is motorized) using CC messages. (I need 
sysex for the LCD displays though.)

So I feel like we're very close!

Sean M. Pappalardo
"D.J. Pegasus"
Mixxx Developer - Controller Specialist

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