I am in v3.6.2.-3 and the problem still appears after removing the burst gate. Moreover, is there a way to test the data after the conversion of the stream to blobs, either through Octave or Matlab (by connecting a file sink at the flowgraph)?
-George On Mon, Feb 4, 2013 at 11:23 PM, John Malsbury <[email protected]>wrote: > The file worked for me, but I'm testing with a machine with an older > version of GNU Radio (3.6.2). I will upgrade and retest. In the meantime, > can you remove the burst gate and tell me if the flowgraph runs without > error? > > -John > > > On Mon, Feb 4, 2013 at 8:06 PM, George Sklivanitis < > [email protected]> wrote: > >> I am sorry, it was a typo. >> The grc file generating the reported error is attached. >> >> -George >> >> >> On Mon, Feb 4, 2013 at 10:58 PM, John Malsbury >> <[email protected]>wrote: >> >>> ... GMSK_mod -> packet_framer -> multiplier -> Burst-Tag ... >>> >>> the packet_framer should come before the modulator. Not after. Is this >>> actually how it is connected or is there just a typo? >>> >>> Send me the GRC file. >>> >>> >>> >>> On Mon, Feb 4, 2013 at 7:54 PM, George Sklivanitis < >>> [email protected]> wrote: >>> >>>> Hi John, >>>> >>>> I suspected that this was where it has transferred. Though, by >>>> installing pre-cog along with the extras and using >>>> the packet_framing of precog instead of extras I get the following >>>> error as I posted before, >>>> >>>> gr_fir_fff: using SSE >>>> Uhandler caught exception: in method >>>> 'gr_block_gw_message_type_work_args_return_value_set', >>>> argument 2 of type 'int' >>>> Traceback (most recent call last): >>>> File >>>> "/usr/local/lib/python2.7/dist-packages/gnuradio/extras/block_gateway.py", >>>> line 53, in eval >>>> try: self._callback() >>>> File >>>> "/usr/local/lib/python2.7/dist-packages/gnuradio/extras/block_gateway.py", >>>> line 124, in __gr_block_handle >>>> ) for i in self.__out_indexes], >>>> TypeError: in method 'gr_block_gw_message_type_work_args_return_value_set', >>>> argument 2 of type 'int' >>>> thread[thread-per-block[5]: <gr_block mod_pkts2 (3)>]: caught >>>> unrecognized exception************ >>>> >>>> >>>> What is more, after replacing packet_framer with the framer of extras >>>> repo, by trying to simulate >>>> only the PHY level of precog >>>> >>>> transmitter >>>> (Vector_source -> stream_to_blob -> GMSK_mod -> packet_framer -> >>>> multiplier -> Burst-Tag -> USRP_sink) >>>> >>>> and on the other side >>>> receiver: >>>> (USRP_source -> packet_deframer -> GMSK_demod -> blob_to_s) >>>> >>>> >>>> On 2/4/13 10:42 PM, John Malsbury wrote: >>>> >>>> https://github.com/jmalsbury/pre-cog<https://github.com/buoyboy/pre-cog> >>>> >>>> On Mon, Feb 4, 2013 at 7:41 PM, George Sklivanitis < >>>> [email protected]> wrote: >>>> >>>>> Hello guys, >>>>> >>>>> Is https://github.com/buoyboy/pre-cog down >>>>> or I am the only one not being able to have access? >>>>> >>>>> -George >>>>> >>>>> -- >>>>> Sklivanitis Georgios >>>>> Postgraduate Student >>>>> >>>>> >>>>> _______________________________________________ >>>>> Discuss-gnuradio mailing list >>>>> [email protected] >>>>> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >>>>> >>>>> >>>> >>>> >>>> -- >>>> Sklivanitis Georgios >>>> Ph.D Student >>>> Communications Division, >>>> Department of Electronics and Electrical Engineering >>>> University at Buffalo, The State University of New York >>>> North Campus, Office 205, Furnas Hall >>>> Buffalo, NY 14260www.acsu.buffalo.edu/~gsklivan >>>> <http://www.acsu.buffalo.edu/%7Egsklivan> >>>> >>>> >>> >> >> >> -- >> Sklivanitis Georgios >> Postgraduate Student >> Telecommunications Division >> Technical University of Crete >> ECE Dept. >> Tel. : 28210 59257 >> > > -- Sklivanitis Georgios Postgraduate Student Telecommunications Division Technical University of Crete ECE Dept. Tel. : 28210 59257
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