[time-nuts] Motorola GPS Z3801A
rbenward at verizon.net
Wed Jun 2 01:17:18 UTC 2010
One more question: I understand some of the Z3801A were equipped with the Furuno 16ch GPS. Do you know the model of
this GPS, or was it only for the Z3805A or the Z3816A?
----- Original Message -----
From: "Rex" <rexa at sonic.net>
To: "Discussion of precise time and frequency measurement" <time-nuts at febo.com>
Sent: Tuesday, June 01, 2010 8:28 PM
Subject: Re: [time-nuts] Motorola GPS Z3801A
> Robert Benward wrote:
>> Does anyone have the pinouts for the Motorola GPS within the Z3801A? It's a ten pin header and I would like to
>> intercept the data stream to see if it's working. Also, I read about some of the Motorolas putting out binary data,
>> not NEMA protocol.
> The Oncore interface diagram on Didier's page should be enough to see which pins are which:
> For the details, here's a link to a nice clean Oncore manual:
> Chapter 6 of that manual is a description of the Oncore commands that are used by these receivers. Yes, it is a
> mixture of ASCII commands with binary data.
> I forget which receiver(s) the Z3801A used. My Z3816a has a UT+ but it is a little more recent than the 3801's.
> Someone here, no doubt, remembers.
> A few years back there were a bunch of posts to this list with reference documents for the various Oncores that HP or
> Symmetricom used in the timing receivers. Lots of detail of firmware versions and differences between the Oncore
> receivers. I don't have a link now. Maybe others do.
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