[argyllcms] Re: error "Instrument Access Failed" with Spyder 2
- From: Jordi Puigsegur Figueras <jordi.puigsegur@xxxxxxxxx>
- To: argyllcms@xxxxxxxxxxxxx
- Date: Wed, 13 Apr 2011 08:04:53 +0200
BTW,
The H55 chipset offers up to 12 high speed USB ports (
http://www.intel.com/products/desktop/chipsets/h55/h55-overview.htm) so it
doesn't look like there is an additional USB hub.
Thanks for the advice with the colorimeter.
Jordi.
2011/4/13 Graeme Gill <graeme@xxxxxxxxxxxxx>
> Jordi Puigsegur Figueras wrote:
>
>> I've tried with all of USB ports (there are eight) and it is the same
>> with all.
>>
>
> That's bad luck. The problem is that without a bus analyser it's hard
> to know exactly what is going on, and mine is still in bits:
> <
> http://www.kickstarter.com/projects/bushing/openvizsla-open-source-usb-protocol-analyzer/posts
> >
>
> There is something peculiar about the Linux USB drivers, since this
> problem only occurs on Linux, and has got worse with latter releases.
> An earlier kernel happily runs through a hub. If and when I have
> an analyser to use, I'll see if I can figure out what's going on,
> and feed it back to the Linux USB people.
>
>
> I understand that this is a problem specific of the Spyder. Since I just
>> borrowed it from a friend, when time comes I'll buy some other hardware
>> that is really "open source friendly".
>>
>
> Unfortunately there aren't too many choices. X-Rite/Pantone is
> about it in terms of affordable ones. You could look at a Huey,
> ColorMunki Create, or Eye One Display 2 (I'm not sure that the
> Eye One Display LT is available any more).
>
> Graeme Gill.
>
>
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