Re: [Discuss-gnuradio] Some new 802.15.4 stuff

2013-04-23 Thread Bastian Bloessl
Hello Dingwen, On 04/22/2013 10:13 AM, Dingwen Yuan wrote: I think the loopback works. I get some logs in the gnuradio-companion likes this: Hello World! ut I casted the not-0-terminated buffer to char as debug output :) Should be fixed now. Changing gain and the direction of antenna

[Discuss-gnuradio] FW: Master build failure for ARM when building cross

2013-04-23 Thread Ralph A. Schmid, dk5ras
Hi, The solution is in commit 8088f125a9a (on Mar. 29). I'm not sure why it really started, honestly, but it seems related to the removal of gruel and some delicate balance we had working beforehand. Why it's happening again, I'm not sure. With luck, though, upgrading SWIG to 2.0 wll fix

Re: [Discuss-gnuradio] FW: Master build failure for ARM when building cross

2013-04-23 Thread Martin Braun (CEL)
On Tue, Apr 23, 2013 at 09:46:37AM +0200, Ralph A. Schmid, dk5ras wrote: I have here Kubuntu 12.04, 32 bit, with swig 2.04 installed, and still next does not build, with an error like mentioned in this thread, somewhere around 72%. Sorry, but your hope got not fulfilled, the error did not

Re: [Discuss-gnuradio] FW: Master build failure for ARM when building cross

2013-04-23 Thread Ralph A. Schmid, dk5ras
Stupid, but obligatory Q: Did you clear the build dir? Yes, deleted manually the build folder, did a git clean -dxf, the whole procedure :) MB Ralph. ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org

Re: [Discuss-gnuradio] GSOC ideas [802.11]

2013-04-23 Thread 2_...@libero.it
Hi 2_b_2, I think you should discuss this off-list directly with the designated mentor. Yep,but my mentor told me to submit my proposal also to the community. By, Marco Ribero ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org

Re: [Discuss-gnuradio] GSOC ideas [802.11]

2013-04-23 Thread Jens Elsner
Am 23.04.2013 13:10, schrieb 2_...@libero.it: Hi 2_b_2, I think you should discuss this off-list directly with the designated mentor. Yep,but my mentor told me to submit my proposal also to the community. Actually, he didn't. There seems to be a communication issue. For everyone: If you

Re: [Discuss-gnuradio] GSOC ideas [802.11]

2013-04-23 Thread Martin Braun (CEL)
On Tue, Apr 23, 2013 at 01:10:57PM +0200, 2_...@libero.it wrote: Yep,but my mentor told me to submit my proposal also to the community. OK, just to clear this up: You post your proposal on Melange. Proposals are private material and should *not* be posted to this mailing list. I just talked to

Re: [Discuss-gnuradio] FW: Master build failure for ARM when building cross

2013-04-23 Thread Philip Balister
On 04/23/2013 03:49 AM, Martin Braun (CEL) wrote: On Tue, Apr 23, 2013 at 09:46:37AM +0200, Ralph A. Schmid, dk5ras wrote: I have here Kubuntu 12.04, 32 bit, with swig 2.04 installed, and still next does not build, with an error like mentioned in this thread, somewhere around 72%. Sorry, but

Re: [Discuss-gnuradio] GSoC Applications: Start today

2013-04-23 Thread Martin Braun (CEL)
On Mon, Apr 22, 2013 at 10:20:32AM +0200, Martin Braun (CEL) wrote: students interesting in participating in GSoC 2013, don't forget the proposal submissions starts today. You may submit proposals up to May 3rd. I whipped up a reference page for students who are applying:

[Discuss-gnuradio] gnuradio-companion

2013-04-23 Thread Sid Boyce
# gnuradio-config-info -v v3.6.4.1-106-gf1dbf510 On bot x86_64 and ARM gnuradio used to work now I get a pop-up complaining about PYTHONPATH. export PYTHONPATH=/usr/lib/python2.7 on ARM and export PYTHONPATH=/usr/lib64/python2.7 on openSUSE doesn't help. I even rebuilt gnuradio on x86_64 in

[Discuss-gnuradio] Can anyone explain the function of coarse_freq_comp in OFDM channel estimation process?

2013-04-23 Thread Yingjie Chen
Hi guys, The gnuradio calculate the channel estimated value* d_hestimate* using the received symbol and known symbol. However, I dont know the exact meaning of *coarse_freq_comp(d_coarse_freq,1)* when performing the calculation. Can anyone explain this function? Please refer to the following

Re: [Discuss-gnuradio] gnuradio-companion

2013-04-23 Thread Ralph A. Schmid, dk5ras
Try a sudo ldconfig. Ralph. -Original Message- From: discuss-gnuradio-bounces+ralph=schmid@gnu.org [mailto:discuss-gnuradio-bounces+ralph=schmid@gnu.org] On Behalf Of Sid Boyce Sent: Tuesday, 23 April, 2013 15:47 To: discuss-gnuradio@gnu.org Subject: [Discuss-gnuradio]

[Discuss-gnuradio] Volk machine: ssse3_32 segmentation faults (was RE: How to diagnose make test failures)

2013-04-23 Thread Stamper, Brian
Hi all, Previously I posted that I was getting the following make test failures. I'm building GNU Radio in Fuduntu (a fork of Fedora) on a 32-bit Intel Atom N270 based netbook (an Asus Eee 1000). 22/192 Test #22: qa_fft_filter ***Failed 1.05 sec 85/192 Test #85:

Re: [Discuss-gnuradio] gnuradio-companion

2013-04-23 Thread Sid Boyce
On 23/04/13 14:51, Bastian Bloessl wrote: Hello Sid, On 04/23/2013 03:46 PM, Sid Boyce wrote: # gnuradio-config-info -v v3.6.4.1-106-gf1dbf510 On bot x86_64 and ARM gnuradio used to work now I get a pop-up complaining about PYTHONPATH. export PYTHONPATH=/usr/lib/python2.7 on ARM and export

Re: [Discuss-gnuradio] gnuradio-companion

2013-04-23 Thread mleech
On 23 Apr 2013 10:51, Sid Boyce wrote: On 23/04/13 14:51, Bastian Bloessl wrote: Hello Sid, On 04/23/2013 03:46 PM, Sid Boyce wrote: # gnuradio-config-info -v v3.6.4.1-106-gf1dbf510 On bot x86_64 and ARM gnuradio used to work now I get a pop-up complaining about PYTHONPATH. export

[Discuss-gnuradio] Error while running gr-modtool

2013-04-23 Thread Nada ABDELKADER
Hi all, I'm trying to add new module following the tutorial in http://gnuradio.org/redmine/projects/gnuradio/wiki/OutOfTreeModules;. But when building I got these errors: [ 5%] Building CXX object lib/CMakeFiles/gnuradio-testmod.dir/testbloc_impl.cc.o

Re: [Discuss-gnuradio] gnuradio-companion

2013-04-23 Thread Sid Boyce
I always build from source as there are some additions from dl2stg needed for HiQSDR support. I think I'll ask him to submit them upstream. # cat /usr/src/gnuradio_audio.diff diff --git a/gr-audio/lib/alsa/audio_alsa_source.cc b/gr-audio/lib/alsa/audio_alsa_source.cc index 4f0042b..fe41e43

Re: [Discuss-gnuradio] Google Summer of Code: We're in!

2013-04-23 Thread Tommy Tracy II
I created a mentor account, but I'm not sure how to link to GNU Radio. Could someone add me or provide a link? Sincerely, Tommy James Tracy II Ph.D Student High Performance Low Power Lab University of Virginia Phone: 913-775-2241 On Apr 9, 2013, at 1:16 PM, M. Ranganathan mra...@gmail.com

Re: [Discuss-gnuradio] GSOC ideas [802.11]

2013-04-23 Thread 2_...@libero.it
Yep,but my mentor told me to submit my proposal also to the community. Actually, he didn't. There seems to be a communication issue. sorry, I have not explained well.not my mentor(because mentor aren't assigned now), but the potential mentor for 802.11a/g, Ankit Kaushik. He will be my mentor if

Re: [Discuss-gnuradio] Error while running gr-modtool

2013-04-23 Thread Nathan West
On Tue, Apr 23, 2013 at 10:16 AM, Nada ABDELKADER nada.abdelka...@etu.upmc.fr wrote: Hi all, I'm trying to add new module following the tutorial in http://gnuradio.org/redmine/**projects/gnuradio/wiki/**OutOfTreeModuleshttp://gnuradio.org/redmine/projects/gnuradio/wiki/OutOfTreeModules .

Re: [Discuss-gnuradio] Error while running gr-modtool

2013-04-23 Thread Martin Braun (CEL)
On Tue, Apr 23, 2013 at 12:22:26PM -0500, Nathan West wrote: [  5%] Building CXX object lib/CMakeFiles/gnuradio-testmod.dir/ testbloc_impl.cc.o /home/utilisateur/Documents/GnuradioInstall/gnuradio/gr-testmod/lib/ testbloc_impl.cc: In constructor

Re: [Discuss-gnuradio] GSOC ideas [802.11]

2013-04-23 Thread Jens Elsner
Hi 2_b_2, Am 23.04.2013 19:09, schrieb 2_...@libero.it: Yep,but my mentor told me to submit my proposal also to the community. Actually, he didn't. There seems to be a communication issue. sorry, I have not explained well.not my mentor(because mentor aren't assigned now), but the potential

[Discuss-gnuradio] New GSoC idea on Automatic Modulation Recognition Scheme.

2013-04-23 Thread Ravi Sharan
Hello GNU Radio Folks, I'm Ravi Sharan, a Senior Undergraduate student from India. I'm presently working on Spectrum sensing for Cognitive Radio and I have quite good experience playing with GNU Radio since almost an year. I will be joining IIT Hyderabad

Re: [Discuss-gnuradio] USRP1 control GPIOs on SBX boards

2013-04-23 Thread Sean Nowlan
On 04/23/2013 02:06 PM, Nelson Pina wrote: Hi everyone, I have been trying to make a gnuradio out-of-the-tree block that is able to control the four GPIOs, currently attached to LED's, of the SBX daughter-boards working with an USRP motherboard. I wonder if anyone can help me on this,

[Discuss-gnuradio] GNU Radio: Donations possible

2013-04-23 Thread Martin Braun (CEL)
Hi everyone, this being my week of announcements, I have another novelty for you: In cooperation with the FSF we now have the possibility of accepting donations online. If you click that button, you will end up on a FSF-operated site where donations can be made via credit card or paypal. There,

Re: [Discuss-gnuradio] Master build failure for ARM when building cross

2013-04-23 Thread Philip Balister
On 04/22/2013 09:59 PM, Tom Rondeau wrote: On Mon, Apr 22, 2013 at 7:13 PM, Tim Newman tim.new...@gmail.com wrote: I had problems similar to this using swig 2.0. Swig 2.0.4 helped. May well be fixed by an update to SWIG. This is a problem with all the areas we're using SWIG and defining

Re: [Discuss-gnuradio] Master build failure for ARM when building cross

2013-04-23 Thread Philip Balister
On 04/23/2013 04:10 PM, Philip Balister wrote: On 04/22/2013 09:59 PM, Tom Rondeau wrote: On Mon, Apr 22, 2013 at 7:13 PM, Tim Newman tim.new...@gmail.com wrote: I had problems similar to this using swig 2.0. Swig 2.0.4 helped. May well be fixed by an update to SWIG. This is a problem with

Re: [Discuss-gnuradio] GSOC ideas [802.11]

2013-04-23 Thread 2_...@libero.it
There seems to be another communication issue. :) Great!! Sure, but then you are sharing your proposal with your potential competitors. There's a discussion on the Google mentor list right now about how different organizations handle this. Yep,you're true..I didn't consider this aspect...

Re: [Discuss-gnuradio] Flowgraph latency with UHD and continuous stream

2013-04-23 Thread Jordan Otomo
Hi Phelps, I've been dealing with latency issues of my own, and this seems to be the best solution so far (big thanks to Josh!): http://lists.gnu.org/archive/html/discuss-gnuradio/2013-04/msg00211.html The nice thing about this method is that it allows you to manage buffering at a system

Re: [Discuss-gnuradio] Master build failure for ARM when building cross

2013-04-23 Thread Johnathan Corgan
On Tue, Apr 23, 2013 at 1:32 PM, Philip Balister phi...@balister.orgwrote: Head of maint builds. Now looking for what fixed it and how all this relates to next. The fix further along the maint branch might not have gotten merged up to next for some reason. Let me know what you find out. --

[Discuss-gnuradio] Using the GRUEL msg_queue

2013-04-23 Thread Tommy Tracy II
Dear GNU Radio, I am looking to use the GRUEL msg_queue for passing messages (of PMT type) from block to block in python. I can use the old gr.msg_queue as shown below: from gnuradio import gr message_queue = gr.msg_queue(max size) How would I use a GRUEL message queue? Anyone have any

Re: [Discuss-gnuradio] Flowgraph latency with UHD and continuous stream

2013-04-23 Thread Phelps Williams
Thanks Jordan, this is super helpful. I made the uhd/gr-uhd changes that josh suggested and using the following code snippet. I now can see EVENT_CODE_BURST_ACK (event code == 0) messages coming back from UHD at approximately 30msec intervals. self.async_msgq = gr.msg_queue(0)

Re: [Discuss-gnuradio] Using the GRUEL msg_queue

2013-04-23 Thread Tommy Tracy II
More information on this. I checked the build directory to see if the gruel/msg_queue had built. cd ~/src/gnuradio/build/gruel/src/lib/msg ls **nothing** I then GREPd my python/gruel directory and couldn't find any msg_queue either. This leads me to believe that gruel/msg_queue wasnt installed.

Re: [Discuss-gnuradio] Volk machine: ssse3_32 segmentation faults (was RE: How to diagnose make test failures)

2013-04-23 Thread Tom Rondeau
On Tue, Apr 23, 2013 at 10:37 AM, Stamper, Brian stamper...@osu.edu wrote: Hi all, Previously I posted that I was getting the following make test failures. I'm building GNU Radio in Fuduntu (a fork of Fedora) on a 32-bit Intel Atom N270 based netbook (an Asus Eee 1000). 22/192 Test #22:

Re: [Discuss-gnuradio] Flowgraph latency with UHD and continuous stream

2013-04-23 Thread Jordan Otomo
The payload field contains the sequence numbers of packets consumed by the USRP's DUC. As a note, you may need to reorder the bytes (uhd::ntohx). I'm handling the messages in C++, so I'm not too sure about the swig. My source reads the messages and calculates the number of samples consumed