...   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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