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RE: [Discuss-gnuradio] Re: USRP with USB/IP


From: Newman, Timothy
Subject: RE: [Discuss-gnuradio] Re: USRP with USB/IP
Date: Sat, 6 Jun 2009 18:27:25 -0400

http://usbip.sourceforge.net/ is an open source project on sourceforge for
this exact thing.  I haven't actually used it, but it's been slowly
developed over the past couple years.

Tim

-------------------------------------------
Timothy R. Newman, Ph.D.
Wireless @ Virginia Tech
447 Durham Hall
Blacksburg, VA 24061
Phone: 540-231-2041


> -----Original Message-----
> From: address@hidden [mailto:discuss-
> address@hidden On Behalf Of Patrick Strasser
> Sent: Saturday, June 06, 2009 5:49 PM
> To: address@hidden
> Subject: [Discuss-gnuradio] Re: USRP with USB/IP
> 
> Firas Abbas schrieb on 2009-06-05 21:14:
> > Hi,
> >
> > --- On Fri, 6/5/09, Patrick Strasser <address@hidden>
> wrote:
> >> Hello!
> >>
> >> ednet[1] and RaidSonic[2] sell boxes that can forward USB
> >> ports over via the Linux USB/IP[3] system.
> >>
> >> Patrick
> >>
> >
> > From the web site the transfer rate of these boxes is 10/100Mb/s.
> > So theoretically it should transfer a maximum of 12.5MByte/sec which
> > is far below the required 32Mbyte/sec of USRP1.
> 
> 2 Points:
> 
> 1) USRP is known to be able to transfer maximum 32 MByte/sec, but you
> do
> not need to run at this data rate.
> 
> 2) USB/IP is not limited to this boxes. You can forward USB connections
> from a Linux box to any other Linux box. The mentioned boxes just
> happen
> to do this as their main task. You could do USB over IP forwarding via
> Gigabit Ethernet, that would give you about 100MByte raw transfer rate,
> which should be sufficient for maximum USRP data rates.
> 
> Just wanted to know if anyone used something like this already. I could
> get hold of one Raidsonic part, maybe I'll give it a try. I'm not shure
> if USB/IP supports the transfer modes that the USRP uses.
> 
> Patrick
> --
> Engineers motto: cheap, good, fast: choose any two
> Patrick Strasser <patrick dot strasser at  tugraz dot at>
> Student of Telematik, Techn. University Graz, Austria
> 
> 
> 
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> Discuss-gnuradio mailing list
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