[time-nuts] NTP and Oncore UT+

Bob Stewart bob at evoria.net
Sat Apr 19 23:07:40 EDT 2014

Thanks Paul.  As I mentioned to Bob, I'll look through that.  I can still picture in my mind the code that does the startup.  I just reached my aggravation saturation point with it last summer and put in the Adafruit.


> From: Paul <tic-toc at bodosom.net>
>To: Discussion of precise time and frequency measurement <time-nuts at febo.com> 
>Sent: Saturday, April 19, 2014 9:36 PM
>Subject: Re: [time-nuts] NTP and Oncore UT+
>On Sat, Apr 19, 2014 at 9:18 PM, Bob Stewart <bob at evoria.net> wrote:
>> Somehow I missed that page in all the times I looked through the Oncore
>> manuals I have.  I see various commands to tell it to change this or change
>> that, but no clear path on how to talk to a UT+ that is mute but not
>> bricked.
>You could just reference the NTP refclock driver.  It determines the model
>and does appropriate initialization.  It's a bit more flexible than some
>drivers since it uses a configuration file rather than just a mode
>selector.  I suspect the sawtooth data is in the special status "file".
>* Driver for some of the various the Motorola Oncore GPS receivers.
>*   should work with Basic, PVT6, VP, UT, UT+, GT, GT+, SL, M12, M12+T
>*      The receivers with TRAIM (VP, UT, UT+, M12+T), will be more accurate
>*         than the others.
>*      The receivers without position hold (GT, GT+) will be less accurate.
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