Subject: Re: [linux-audio-dev] a question re: the MIDI spec
From: Dave Robillard (drobilla_AT_connect.carleton.ca)
Date: Fri Sep 10 2004 - 19:40:57 EEST
On Fri, 2004-09-10 at 07:49, Martijn Sipkema wrote:
> >> [...] the USB specification. And it even appears like some vendors
> >> are (finally!) starting to follow suit:
> >>
> >> http://midiman.com/products/en_us/KeystationPro88-main.html
> >>
> >> - "USB class compliant-no drivers required for
> >> Windows XP or Mac OS X"
> >
> > M-Audio started following suit only after they hung their engineers
> > with a USB cable and bought Evolution who had always made
> > class-compliant devices.
>
> The problem here is that class compliant devices suffer bad timing
> because they use bulk transfers for MIDI data. The standard for
> MIDI over FireWire is much better.
Hmm.. I'm just about to drop $400 on a USB MIDI interface (Edirol
UM-880), so that's not something I want to hear!
Is the timing really that bad? I don't even think a firewire 8x8
rackmount MIDI interface exists, so my options are kinda limited. :/
-DR-
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