ripnet.com> writes:
>
> To be clear, the 82579LM issue is something you should look in to.
Not guaranteed that's you're problem, but I can't think of another reason.
> Also, to be sure. You are using this interface in 1GiGE mode, right?
Connected directly to the N210 without any switches or
>
> To be clear, the 82579LM issue is something you should look in to. Not
guaranteed that's you're problem, but I can't think of another reason.
> Also, to be sure. You are using this interface in 1GiGE mode, right?
Connected directly to the N210 without any switches or other detritus in th
On 07 Nov 2012 12:30, Eral Türkyilmaz wrote:
> ripnet.com>
writes:
>
>> There have been problems with the 82579LM dropping
packets,
>
> even when there's no
> reason to. There's a horrible bug
in its FIFO logic, apparently.
> Various driver
> patches have been
applied over the years in Li
On 11/06/2012 11:15 PM, Dekst wrote:
> Hi, All,
>
> Can I use one USRP1 and two WBX daughterboards to create 2 concurrent complex
> receive channels so that I can compare them?
> If I use the rx_multi_samples.cpp example in uhd to receive samples from 2
> channels (--subdev="A:0 B:0"), and add
ripnet.com> writes:
>
> There have been problems with the 82579LM dropping packets,
even when there's no
reason to. There's a horrible bug in its FIFO logic, apparently.
Various driver
patches have been applied over the years in Linux to try to get around it,
but at
the end of the day, i
On 07 Nov 2012 10:56, Eral Türkyilmaz wrote:
> ripnet.com>
writes:
>
>> What is your CPU clock speed? How much memory do you have?
What type of 1GiGE network interface do you have? This is on an N210?
___ Discuss-gnuradio mailing
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On Tue, Nov 6, 2012 at 8:46 PM, Gong Zhang wrote:
> Tom Rondeau wrote:
>>
>> I assume you have an installed and working copy of GNU Radio on your
>> system? Did you happen to change the install prefix when building?
>> Usually, you just have to add the path to the gruel.pc file to
>> PKG_CONFIG_PA
On Tue, Nov 6, 2012 at 9:20 PM, David Andersson wrote:
> I've been working with the OFDM examples that come with GNURADIO
> (benchmark_tx.py and benchmark_rx.py). I've noticed that my bit error rate
> (BER) increases as the length of my cyclic prefix (CP) increases. This is
> opposite of what th
ripnet.com> writes:
> What is your CPU clock speed?
> How much memory do you have?
> What type of 1GiGE network interface do you have? This is on an N210?
>
>
>
>
> ___
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> Discuss-gnuradio gnu.org
> https://lists
On 07 Nov 2012 10:36, Eral Türkyilmaz wrote:
> ripnet.com>
writes:
>
>> Try re-enabling buffering. Try simplifying your flow, so
that you're doing less conversion to various
>
> forms -- each of those
steps costs some number of operations, and your total
> data flow is
4Msps, because you're
ripnet.com> writes:
> Try re-enabling buffering.
> Try simplifying your flow, so that you're doing less conversion to various
forms -- each of those steps costs some number of operations, and your total
data flow is 4Msps, because you're looking at two channels of 2Msps.
>
>
Ok I tried n
On 07 Nov 2012 10:07, Eral Türkyilmaz wrote:
> ripnet.com>
writes:
>
>> Show us your flow-graph. I agree, it shouldn't be doing
that.
>
> Hello,
>
> It looks like this:
http://s14.postimage.org/ndqrbh6xt/dump_test.jpg
> so both real parts
are written interleaved into a file.
>
>
__
ripnet.com> writes:
>
> Show us your flow-graph. I agree, it shouldn't be doing that.
>
Hello,
It looks like this: http://s14.postimage.org/ndqrbh6xt/dump_test.jpg
so both real parts are written interleaved into a file.
___
Discuss-gnuradio mai
On 07 Nov 2012 08:16, Eral Türkyilmaz wrote:
> Hello Newsgroup,
>
> I tried to create a simple graph in GRC using a UHD Source (at 2MS/s)
and a file
> sink which is simply dumping the binary data from the
USRPN210.
> I constantly receive Overruns in the form of "O"'s at the
console output.
Hi Tom, Hi Matt,
I'd also like to thank you for
On Sun, Nov 04, 2012 at 12:30:20PM -0800, Matt Ettus wrote:
> Martin,
>
> I would really like to thank you for taking on this role. I look
> forward to working with you to expand and strengthen our community!
>
> Matt
>
> On Sun, Nov 4, 2012 at
Hello Newsgroup,
I tried to create a simple graph in GRC using a UHD Source (at 2MS/s) and a
file
sink which is simply dumping the binary data from the USRPN210.
I constantly receive Overruns in the form of "O"'s at the console output.
That should mean the PC isn't able to handle at least 8MB
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