... 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 > >
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