Re: [Discuss-gnuradio] multi_usrp

[Marcus D. Leech]

On 08/01/2011 03:30 AM, john wrote:
> On Sun, 2011-07-31 at 18:30 -0400, Marcus D. Leech wrote:
> > On 07/31/2011 11:14 AM, john wrote:
> > > O
> > > Thanks Marcus. Yes, that technique is quite useful - particularly in
> > > setting up channels, addressing etc. however, in terms of giving the
> > > board ID of the RX/TX on either 'side' of a USRP1 it is not so great.
> > > Yes, you can readily get frequency range/antenna/gain but I need a bit
> > > more.
> > >
> > >                Kind Regards,
> > >
> > >                        John
> > I'm not fully understanding what it is you need.  You need to *fetch*
> > the board ID from the
> >     interface, rather than setting the subdev specifications?
> You are correct Marcus in terms of what I want to do. From reading the
> comments in the code, I thought that I was to use set_subdev for the
> channel(s) and then could both set/get relevant parameters ( freq range,
> gain etc. ) i.e. attributes which use channelid as parameter. ( I think
> that is how it was described).
>
> I wish to get mboard type and rx and tx dboard types for USRP1 but using
> UHD as the dboards are only supported under that paradigm when they were
> announced.
>
>   Sorry if I am passing on my confusion,
>
>          Kind Regards,
>
>                      John
I think that if you look at the current UHD Doxygen, you'll find that 
there are functions to do what you want.  Starting with a "usrp" object,
  you need to indirect a couple of times, but you can get the board ids 
with UHD functions.



--
Marcus Leech
Principal Investigator
Shirleys Bay Radio Astronomy Consortium
http://www.sbrac.org