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Re: [gpsd-users] To which PPS-second the stamp belongs?
From: |
Gary E. Miller |
Subject: |
Re: [gpsd-users] To which PPS-second the stamp belongs? |
Date: |
Tue, 24 Jan 2017 23:26:53 -0800 |
Yo Péter!
On Tue, 24 Jan 2017 21:01:10 +0100
Péter <address@hidden> wrote:
> The timemark ("1PPS") signals determine second-boundaries [at least
> in lucky case when the receiver does *not* emit misleading
> (inaccurate) timemarks], but leave them dateless.
gpsd tries to not use PPS signals when the second can not be guaranteed.
> Where is in the source code the part which guesses that when a
> timestamp-message has been received, to which (dateless) pps-second
> this stamp belongs to?
You want to look in ppsthread.c. Start your lookig in gpsd_ppsmonitor()
RGDS
GARY
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Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
address@hidden Tel:+1 541 382 8588
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"If you can’t measure it, you can’t improve it." - Lord Kelvin
pgpsSblf_Z_TT.pgp
Description: OpenPGP digital signature