Re: [Discuss-gnuradio] Send custom data

[Gong Zhang]

I wanna send variables, which depends on the operating environment. 
Flowgraph can only send predefined data. So maybe I should directly call 
the UHD API. Is it correct? Thanks.
 2013/3/20 1:47, Josh Blum wrote:
> Isnt all data, custom data? So the streamer interface is still just
> samples, as is the gr-uhd sink's input port. If you want to send
> arbitrary information, you still need to packet-ize and modulate the
> information.
>
> Maybe you will find this project relevant:
> https://github.com/jmalsbury/pre-cog/wiki
>
> -josh
>
> On 03/19/2013 03:35 AM, Gong Zhang wrote:
> > Hi,
> > I wanna send custom data such as the device number or device status with
> > USRP.Does it mean I should go deeply into something like
> > tx_stream->send()?Is there any similar example?
> > Thanks in advance.
> >
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