Archived posting to the Leica Users Group, 2008/07/22

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Subject: [Leica] OT Firewire 800 daisy chain speed question
From: lug at steveunsworth.co.uk (Steve Unsworth)
Date: Tue Jul 22 13:46:20 2008

Thanks everyone.

Ric, it's purely because I didn't have a 400 lead long enough to reach to
the iMac. I'll be buying one soon.

Steve


On 22/7/08 19:30, "Ric Carter" <ricc@mindspring.com> wrote:

> and why not just use the 400 port?
> 
> ric
> 
> 
> On Jul 22, 2008, at 2:10 PM, Leonard Taupier wrote:
> 
>> Steve,
>> 
>> When mixing firewire 800 and 400 devices the speed of the 800 device
>> will be slowed to 400.
>> 
>> BTW even though Firewire 400 and 800 are Apple devices you can
>> purchase Firewire cards for Windows PC machines.
>> 
>> Len
>> 
>> 
>> On Jul 22, 2008, at 1:44 PM, Steve Unsworth wrote:
>> 
>>> I have a totally off topic question.
>>> 
>>> I've just moved from an XP desktop to a 24" iMac. This has a
>>> Firewire 800
>>> interface - something my old desktop didn't.
>>> 
>>> So I've connected an external hard drive with Firewire 800
>>> interface to the
>>> Firewire 800 port on the iMac. So far so good. I also have two
>>> other drives
>>> with Firewire 400 interfaces.
>>> 
>>> Rather than connect them to the Firewire 400 interface on the iMac
>>> I've
>>> daisy chained them with the Firewire 800 drive (it has USB,
>>> Firewire 400 and
>>> Firewire 800 interfaces). So the chain is iMac -> Firewire 800 ->
>>> 400 ->
>>> 400.
>>> 
>>> Phew, onto my question. Will having the Firewire 400 drives in the
>>> chain
>>> slow down the Firewire 800 drive to their speed?
>>> 
>>> Hope that makes sense. Thanks in advance.
>>> 
>>> I'm loving the iMac by the way, should have moved ages ago.
>>> 
>>> Steve
>>> 
>>> 
>>> 
>>> _______________________________________________
>>> Leica Users Group.
>>> See http://leica-users.org/mailman/listinfo/lug for more information
>> 
>> 
>> _______________________________________________
>> Leica Users Group.
>> See http://leica-users.org/mailman/listinfo/lug for more information
> 
> 
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information



In reply to: Message from ricc at mindspring.com (Ric Carter) ([Leica] OT Firewire 800 daisy chain speed question)