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Re: NTPsec reports excessive jitter from GPSD/KPPS SHM
From: |
Gary E. Miller |
Subject: |
Re: NTPsec reports excessive jitter from GPSD/KPPS SHM |
Date: |
Sat, 7 Mar 2020 17:01:30 -0800 |
Yo Nick!
On Sun, 08 Mar 2020 00:10:08 +0000
"Nick Burkitt" <address@hidden> wrote:
> Here's a thought. My environment is an embedded Linux device. The GPS
> receiver is connected via USB, and the PPS is connected via a
> hardware interrupt line.
I have a few similar.
> Can gpsd make sense of this configuration? Or does the fact that the
> GPS and PPS are not explicitly related cause problems?
> Thanks,
I do it this way: gpsd -nG /dev/ttyACM0 /dev/pps0
RGDS
GARY
---------------------------------------------------------------------------
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
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- Re[2]: NTPsec reports excessive jitter from GPSD/KPPS SHM, (continued)
- Re[2]: NTPsec reports excessive jitter from GPSD/KPPS SHM, Nick Burkitt, 2020/03/05
- Re: NTPsec reports excessive jitter from GPSD/KPPS SHM, Gary E. Miller, 2020/03/05
- Re: NTPsec reports excessive jitter from GPSD/KPPS SHM, Paul Theodoropoulos, 2020/03/06
- Re[2]: NTPsec reports excessive jitter from GPSD/KPPS SHM, Nick Burkitt, 2020/03/06
- Re: NTPsec reports excessive jitter from GPSD/KPPS SHM, Gary E. Miller, 2020/03/06
- Re: NTPsec reports excessive jitter from GPSD/KPPS SHM, Paul Theodoropoulos, 2020/03/07
- Re[2]: NTPsec reports excessive jitter from GPSD/KPPS SHM, Nick Burkitt, 2020/03/07
- Re[2]: NTPsec reports excessive jitter from GPSD/KPPS SHM, Nick Burkitt, 2020/03/10
- Re[2]: NTPsec reports excessive jitter from GPSD/KPPS SHM, Nick Burkitt, 2020/03/06
- Re[3]: NTPsec reports excessive jitter from GPSD/KPPS SHM, Nick Burkitt, 2020/03/07
- Re: NTPsec reports excessive jitter from GPSD/KPPS SHM,
Gary E. Miller <=
- Re[2]: NTPsec reports excessive jitter from GPSD/KPPS SHM, Nick Burkitt, 2020/03/07
- Re: NTPsec reports excessive jitter from GPSD/KPPS SHM, Gary E. Miller, 2020/03/07
- Re: NTPsec reports excessive jitter from GPSD/KPPS SHM, Gary E. Miller, 2020/03/07
- Re[2]: NTPsec reports excessive jitter from GPSD/KPPS SHM, Nick Burkitt, 2020/03/07
- Re: NTPsec reports excessive jitter from GPSD/KPPS SHM, Gary E. Miller, 2020/03/08
- Re[2]: NTPsec reports excessive jitter from GPSD/KPPS SHM, Nick Burkitt, 2020/03/09
- Re: NTPsec reports excessive jitter from GPSD/KPPS SHM, Greg Troxel, 2020/03/09
- Re[2]: NTPsec reports excessive jitter from GPSD/KPPS SHM, Nick Burkitt, 2020/03/09
- Re[3]: NTPsec reports excessive jitter from GPSD/KPPS SHM, Nick Burkitt, 2020/03/09
- Re: NTPsec reports excessive jitter from GPSD/KPPS SHM, Gary E. Miller, 2020/03/09