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Re: [Discuss-gnuradio] Synced MIMO cable clock of both boards changes at
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From: |
Martin Braun |
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Subject: |
Re: [Discuss-gnuradio] Synced MIMO cable clock of both boards changes at every call to tb.start()? |
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Date: |
Mon, 18 Apr 2016 10:23:46 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.6.0 |
On 04/17/2016 06:53 PM, Pavan Yedavalli wrote:
> Hi Martin,
>
> Thank you for getting back to me. I'm still a bit confused though. You
> are saying that I need to call set_time_now() or set_time_unknown_pps()
> to sync the clocks? So, simply connecting the MIMO cable between the two
> USRPs is not sufficient for the clocks to be synced?
>
> And as far as the start() function is concerned, you are saying that
> calling it constantly will NOT reinitialize the clock? Is that correct?
Yes.
> My concern is that I have a while loop in which I call tb.start() in
> every iteration, and I want to make sure that the random phase offset
> between the two boards that is generated (MIMO cable between the two)
> stays the same through these iterations.
Which daughterboards do you have?
M
>
> Please keep me posted! Thank you.
>
>
>
> --
> Pavan
>
>
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