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Re: [gpsd-dev] Very basic PPS question:


From: Gary E. Miller
Subject: Re: [gpsd-dev] Very basic PPS question:
Date: Mon, 21 Oct 2013 11:57:23 -0700

Yo Eric!

On Sat, 19 Oct 2013 13:26:04 -0400
"Eric S. Raymond" <address@hidden> wrote:

> Andy Walls <address@hidden>:
> > For the few devices I have worked with: the PPS pulse is for the top
> >  of the second that the device then reports via the serial stream.
> 
> Stream report after PPS, then.  That matches my mode of what is
> probably going on, which is that there are three steps:
> 
> 1) Device gets fix
> 2) Device issues PPS
> 3) Device emits a fix report.

Or rather:

1) devices grabs raw fix data at PPS edge
2) device computes fix from raw fix data
3) device emites a fix report




RGDS
GARY
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Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97701
        address@hidden  Tel:+1(541)382-8588

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