[ntp:questions] Garmin firmware update - GPS 18x 5Hz software version 3.20

steven Sommars stevesommarsntp at gmail.com
Thu Jun 16 00:23:49 UTC 2011


You may want to watch for several days.   Previous 18x LVC firmware (3.60)
drifted on my system from 0.5 to 1.4 seconds over a span of 6 days.   I've
been running a beta version of 3.70 for several weeks with no problems.

On Wed, Jun 15, 2011 at 4:09 PM, Kasper Pedersen <ngfilter at kasperkp.dk>wrote:

> On 06/15/2011 08:10 AM, David J Taylor wrote:
> >
> http://www8.garmin.com/support/agree.jsp?id=4065&utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+garmin%2FVKiE+%28Garmin+|+Software+Updates%29
> >
> >
> > Although for the 5Hz model, GPS 18x 5Hz, this firmware update includes:
> >
> >  * Improved NMEA output timing stability
> >
>
> I tested 18x-LVC 3.70
>
> The NMEA message starts at ~0.5s, and this time contains the correct
> second value.
>
> So it appears to be good.
>
> (running 115200 if this matters)
>
> /Kasper Pedersen
>
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