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Re: Simulated time ?
From: |
CEL |
Subject: |
Re: Simulated time ? |
Date: |
Wed, 13 Nov 2019 15:40:23 +0000 |
To second that: GNU Radio has no intrinsic notion of time.
If you have a signal that is a continuous sample flow, then: the sample
number divided by the (theoretical) sampling rate would be the
theoretical time since start of the flow graph?
Best regards,
Marcus
On Wed, 2019-11-13 at 10:33 -0500, Michael Dickens wrote:
> Hi GD - GNU Radio doesn't implement simulated time in runtime in any direct
> way. If you enable performance counters, assuming that feature still builds
> and functions, you might be able to get info on timing -- for example
> latencies and throughput; maybe more, I don't recall all the info PC provides
> access to.
>
> The only blocks with a knowledge of time are a few sources & sinks (e.g.,
> gr-uhd using timed Tx packets), and the "throttle" block. There are probably
> some GR OOT modules that have blocks with knowledge of time, too. I don't
> know of any GR OOT project that tries to augment GR with more specific
> knowledge of time, such as implement simulated time.
>
> Hope this is useful! - MLD
>
> On Wed, Nov 13, 2019 at 8:40 AM Guy Durrieu <address@hidden> wrote:
> > Hello list !
> >
> > In GNU Radio, does it exist a mean, for a logical module which needs it,
> > to get during a simulation the current simulated time (e.g. in order to
> > calculate the delay between message arrivals) ? I was not able to find
> > out something like that in the doc...
> >
> > Thanks in advance for your help !
> >
> > Regards.
> >
> > -- GD.
> >
> > Guy Durrieu
> > ONERA - Département Traitement de l'Information et Systèmes
> > CEntRe de Toulouse, 2, avenue Edouard Belin BP 74025 31055 TOULOUSE CEDEX 4
> > Tél. +33 5 62 25 26 59
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> >
> >
> >
> >
> >
>
>
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- Simulated time ?, Guy Durrieu, 2019/11/13
- Re: Simulated time ?, Michael Dickens, 2019/11/13
- Re: Simulated time ?,
CEL <=
- Re: Simulated time ?, Guy Durrieu, 2019/11/13
- Gnuradio for Raspberry PI 4 and SDRPLay works well, but need documentation, Glen Langston, 2019/11/13
- Re: Gnuradio for Raspberry PI 4 and SDRPLay works well, but need documentation, CEL, 2019/11/14
- Re: Gnuradio for Raspberry PI 4 and SDRPLay works well, but need documentation, Glen I Langston, 2019/11/14
- Re: Gnuradio for Raspberry PI 4 and SDRPLay works well, but need documentation, CEL, 2019/11/14
- Going from GUI to non-GUI operation., Glen I Langston, 2019/11/14
- Re: Going from GUI to non-GUI operation., Amr Bekhit, 2019/11/14
- Re: Going from GUI to non-GUI operation., Glen I Langston, 2019/11/14
- Re: Going from GUI to non-GUI operation., CEL, 2019/11/14
- Re: Going from GUI to non-GUI operation., Nick Foster, 2019/11/14