Try the block search (magnifier button in GRC), type in "import" :)
On 07/06/2015 09:33 AM, Daniel Brogren wrote:
> Hi again
>
> I have a MPSK SNR Estimator Probe and a Function Probe that calculates
> the SNR.
>
> I can not find any information regarding "import" block.
>
> BR
> Daniel Brogren
>
> > Date: Fri, 3 Jul 2015 18:46:12 +0200
> > From: marcus.muel...@ettus.com
> > To: discuss-gnuradio@gnu.org
> > Subject: Re: [Discuss-gnuradio] Additional code to GRC flowgraph
> >
> > Hi Daniel,
> >
> > if your code really just looks like
> >
> > from awesometoolkit import skynet
> > skynet.kill_sarah()
> >
> > you can put that into an "import" block.
> >
> > But: what you describe doesn't sound like you want to modify the top
> > block -- it sounds more like you'd want a block to calculate SNR, and
> > every f_sample*3 samples change some other block.
> >
> > Now, this completely depends on the block where the freq. offset is
> > used, but you can just write a block (in python or C++, only matters for
> > performance), and give that block an message output port, and send
> > messages containing the changed parameter to the block that needs
> > adjustment.
> >
> > If you take a look at the frequency xlating fir filter block, it has a
> > message port named "freq", which takes in PMT messages in form of
> > tuples; these tuples must be of the form
> > pmt.pair(pmt.intern("freq"), pmt.from_double(123.131) )
> >
> >
> > Best regards,
> > Marcus
> > On 07/03/2015 04:27 PM, Daniel Brogren wrote:
> > > Hi
> > >
> > > I'm working with a receiver application in GNU Radio Companion. I
> would like to add some additional code to the top block but I still
> want to be able to work with the GRC. Is there a way to add this extra
> code without the code will be removed when I re-generate the flowgraph
> from GRC
> > > or
> > > Could I create a new block that can access the variables in the
> top block or can execute the set/get functions for the variables in
> the top block.
> > >
> > > What I'm trying to accomplish is that every 3rd second I will
> check the SNR and then do som trimming of a freq-offset. I'm a newbie
> with GNU Radio and Python but have read through the guided tutorials.
> > >
> > > BR
> > > Daniel Brogren
> > > _______________________________________________
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> > > Discuss-gnuradio@gnu.org
> > > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
> >
> >
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>
>
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