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Re: [Discuss-gnuradio] USRP2 latency calculations
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From: |
Eric Blossom |
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Subject: |
Re: [Discuss-gnuradio] USRP2 latency calculations |
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Date: |
Wed, 5 Nov 2008 05:39:07 -0800 |
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User-agent: |
Mutt/1.5.18 (2008-05-17) |
On Wed, Nov 05, 2008 at 01:01:14PM +0200, Pauli Rikula wrote:
> I foud this wery usefull: http://www.gnuradio.org/trac/wiki/UsrpFAQ/Latency
>
> Is there similar calculations about the latency of the USRP2?
>
> If there is not, could someone please do those calculations?
>
> - Pauli Rikula
I did some preliminary measurements a while ago. A round trip from
the host to the USRP2 and back was taking about 47us. It mostly
depends on how much data you've queued for transmission on the
ethernet. YMMV.
Eric