[USRP-users] args field in uhd::tune_request_t

Sivan Toledo stoledo at tau.ac.il
Tue Feb 12 02:00:47 EST 2013


Thanks Ben. I'm using a WBX, so I'll wait for the final code to make it
into a stable version. Sivan

On Tue, Feb 12, 2013 at 2:47 AM, Ben Hilburn <ben.hilburn at ettus.com> wrote:

> To be clear, the code right now is ONLY written for SBX rev3. If you want
> to use it now, you will need to look at the changelog on
> db_sbx_version3.cpp, and apply it to the code for the board you are using.
>
> We expect to have the code finalized, tested, and made available for all
> relevant daughterboards pretty soon, though.
>
> Cheers,
> Ben
> ----------------------------
> Ettus Research, LLC <http://www.ettus.com/>   |   USRP<http://goo.gl/Ixjhh>
>
>
> On Thu, Feb 7, 2013 at 3:17 PM, Josh Blum <josh at ettus.com> wrote:
>
>>
>>
>> On 02/06/2013 12:47 PM, Sivan Toledo wrote:
>> > Thanks a lot. I hope it makes it to the master branch and get tested.
>> We'll
>> > definitely use it (I am not sure how bad are the spurs that we get in
>> > fractional mode, but we'll be happy to get rid of them and the specific
>> > choice of LO frequency is not really important to us).
>>
>> If it helps in the meantime, there is a branch called
>> wip_integer_n_tuning on uhd.git with support for one of the sbx revs.
>>
>> -josh
>>
>> >
>> > Sivan
>> >
>> > On Wed, Feb 6, 2013 at 7:08 PM, Josh Blum <josh at ettus.com> wrote:
>> >
>> >>
>> >>
>> >> On 02/06/2013 12:30 AM, Sivan Toledo wrote:
>> >>> Hi,
>> >>>
>> >>> The documentation (
>> >>>
>> >>
>> http://files.ettus.com/uhd_docs/doxygen/html/structuhd_1_1tune__request__t.html
>> >> )
>> >>> says that uhd::tune_request_t has an args field that allows you to
>> >> request
>> >>> integer rather than fractional synthesizer. It's not in my header
>> fines
>> >>> (for 3.5.1 and 3.5.0) and the compiler complains that the field is
>> >> missing.
>> >>>
>> >>> Does this field exist in any version of UHD and does it actually work
>> >> (sets
>> >>> the synthesizer to integer-N tuning)?
>> >>>
>> >>
>> >> This was pushed out on the master branch so its not in any release.
>> >> There is SBX/WBX code to use this, but its in test and not yet pushed.
>> >>
>> >> -josh
>> >>
>> >>> Thanks, Sivan Toledo
>> >>>
>> >>>
>> >>>
>> >>> _______________________________________________
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>> >>> USRP-users at lists.ettus.com
>> >>> http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com
>> >>>
>> >>
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>> >>
>> >
>>
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