I got the same UHD version (shown below) when I use apt-get for installation. I will try the PyBOMBS now...
$ python top_block.py linux; GNU C++ version 4.8.2; Boost_105400; UHD_003.005.005-0-unknown $ apt-get install gnuradio On Fri, Apr 24, 2015 at 4:48 PM, Marcus D. Leech <mle...@ripnet.com> wrote: > On 04/24/2015 04:27 PM, Pengyu Zhang wrote: > > Hi Marcus, > > I updated the flow graph (attached) as you suggested. It would be great > if you can help check and let me know if I am wrong... > > For upgrading the UHD, I followed this link. UHD is installed > successfully. However, it seems that gnuradio does not call the latest UHD. > Instead, it still calls uhd-host which is combined in the gnuradio package. > Do you have suggestions about how to solve this problem? Thanks. > > Pengyu > > On Thu, Apr 23, 2015 at 6:28 PM, Marcus D. Leech <mle...@ripnet.com> > wrote: > >> On 04/23/2015 06:23 PM, Pengyu Zhang wrote: >> >>> Thanks for the inspiring tips. I did not use the WX GUI scope for >>> checking the phase offset. Instead, I log the baseband signal received by >>> each RX antenna. Then, I plot the IQ constellation of the received baseband >>> for checking their phase offset. >>> >>> Can you be a bit more specific when you say the "multi_usrp object" and >>> the "timed commands"? Are there tutorials that I can follow step by step >>> for using the two functions you mentioned? Your comments are very helpful :) >>> >>> A source/sink block in Gnu Radio uses an underlying multi_usrp object, >> so all you have to do is configure your source block for two channels, with >> two devices, and use >> >> addr0=<first-device-ip-addr,addr1=<second-device-ip-addr> >> >> In the device arguments. >> >> Also, recent gr-uhd (3.7.6.1 and newer at least) use timed commands, so >> phase-zeroing will happen after a tune automatically, without you having >> to do anything. >> >> >> The top of the UHD manual is here: >> >> >> http://files.ettus.com/manual/page_devices.htmlhttp://files.ettus.com/manual/page_devices.html >> >> The Doxygen docs are here: >> >> http://files.ettus.com/manual/page_coding.html >> >> The documents for gr-uhd are part of the Gnu Radio documentation: >> >> http://gnuradio.org/doc/doxygen/classgr_1_1uhd_1_1usrp__source.html >> >> >> > Uninstall all your uhd and gnuradio packages, and re-install, following > the guide here: > > > http://ettus-apps.sourcerepo.com/redmine/ettus/projects/uhd/wiki/GNU_Radio_UHD > > >
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