Even with USB drives, you can theoretically (sp?) connect up to 25 units in
a "daisy-chain" configuration.  That is, USB to USB connections.  As for usb
to f/w, there should be no problem with that setup either, just that you may
slow the transfer speeds down a bit, mixing the two protocols.
On 9/28/09, Robert Kersting <[email protected]> wrote:
>
> Excellent point, but if your drives don't have Firewire ports it's
> kinda moot. Since some of the drives you want to use are USB you'll
> need a different angle.
>
>
> On Mon, Sep 28, 2009 at 12:21 AM, David Harker <[email protected]>
> wrote:
> > Jon,
> > very-well presented case for using FW as opposed to USB.
> >
> > On 9/27/09, Jonathan Fletcher <[email protected]> wrote:
> >> Bill, forget about the USB. You'll just bog the port down. FireWire,
> OTOH,
> >> works great daisy-chained. It was designed that way; that's why the
> double
> >> ports on all FW peripherals. I routinely daisy chain FW drives and they
> work
> >> great. I sometimes have up to 4 drives on one chain with no problem.
> >> Theoretically, FW is supposed to be able to handle up to 100 devices on
> one
> >> bus, although I've never tested that.
> >>
> >>  USB uses your processor for everything it does and can really bog down
> the
> >> more devices you have. FireWire barely needs a processor to communicate
> >> between devices.
> >>
> >>  Way better than USB. It's used in high-performance military aircraft
> (F22,
> >> F35 and some of the systems on the space shuttle) for device
> >> interconnection.
> >>
> >>  It was invented by Apple.
> >>
> >>  Of course.
> >>
> >>  j.
> >>
> >>
> >>
> >>  On Sep 27, 2009, at 10:16 PM, Bill Micou <[email protected]> wrote:
> >>
> >>
> >> > Interesting-
> >> > Three of the four have the USB port, in addition to the 2 firewire
> ports.
> >> I may experiment with those into a hub to see how it acts.
> >> > I thought it would be ok to connect them all, but wanted to check with
> >> more experienced users.
> >> >
> >> > Thanks again,
> >> > Bill M
> >> >
> >> > On Sep 27, 2009, at 10:04 PM, Robert Kersting wrote:
> >> >
> >> >
> >> > > I know you can daisy chain the Firewire drives but I'm not sure
> about
> >> > > the USB. FYI, should you ever need it, I'm pretty sure  you can do
> >> > > this with about 50 Firewire drives, maybe more.
> >> > >
> >> > > Or you can add a USB hub pretty cheaply for all four or just the USB
> >> drives.
> >> > >
> >> > > On Sun, Sep 27, 2009 at 9:34 PM, Bill Micou <[email protected]>
> wrote:
> >> > >
> >> > > > I have 4 different external hard drives. I have used them for
> backups/
> >> extra
> >> > > > space/ storing data temporarily/ etc..., but now I want to
> organize
> >> and use
> >> > > > them more effectively.  I can plug them into my MacBook Pro one at
> a
> >> time,
> >> > > > but I was wondering if I can plug each one into the other, and
> then
> >> into the
> >> > > > Mac.  They are each a different brand, but each has two firewire
> >> ports.  Can
> >> > > > I daisy-chain all 4 together and end in the Mac?  Is 4 too many?
> Will
> >> 2 work
> >> > > > together?
> >> > > >
> >> > > > Thanks,
> >> > > > Bill Micou
> >> > > >
> >> > >
> >> >
> >> >
> >>
> >>
> >>  --
> >>  Jonathan Fletcher
> >>  FileMaker 9 & 10 Certified Developer
> >>  ****NEW Ph no: 502-509-7137****
> >>
> >>  Project Foreman
> >>  NewMedia Construction Co.
> >>  [email protected]
> >>
> >>  Instigator
> >>  The BB&J Network
> >>  The "Go-To Guys" for
> >>  FileMaker Development in Louisville
> >>  www.thebbandj.net
>
> >>
> >>  FileMaker Louisville Blog:
> >>  http://filemakerlouisville.posterous.com
>
> >>
> >>
> >>
> >>
> >>
> >>
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>
> >>
> >>
> >
> >
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> >
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>
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