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Re: [gpsd-dev] Possible error report
From: |
Hal Murray |
Subject: |
Re: [gpsd-dev] Possible error report |
Date: |
Fri, 08 Nov 2013 18:16:45 -0800 |
address@hidden said:
> I think what must be happening here is that the particular shape and
> duration of the MTK's pulse is defeating Gary's edge-detection logic. Thus,
> unit 0 information is being passed to NTP *but not unit 1* - it could still
> look like it's working if the device's latency between top of second and
> start of message transmission has little jitter.
I have a Sure board sitting next to me. The big chip says SKG16B/SKYLAB
I have a scope on the PPS signal. It's 100 ms wide. That should be a
vanilla case.
A possible catch is that the Sure boards don't come with PPS wired up. You
have to add a wire or 3 and Sanjeev didn't mention doing that.
--
These are my opinions. I hate spam.
- Re: [gpsd-dev] Possible error report, (continued)
- Re: [gpsd-dev] Possible error report, Sanjeev Gupta, 2013/11/08
- Re: [gpsd-dev] Possible error report, Eric S. Raymond, 2013/11/08
- Re: [gpsd-dev] Possible error report, Andy Walls, 2013/11/08
- Re: [gpsd-dev] Possible error report, Eric S. Raymond, 2013/11/08
- Re: [gpsd-dev] Possible error report, Andy Walls, 2013/11/08
- Re: [gpsd-dev] Possible error report, Eric S. Raymond, 2013/11/08
- Re: [gpsd-dev] Possible error report, Andy Walls, 2013/11/08
- Re: [gpsd-dev] Possible error report, Eric S. Raymond, 2013/11/08
- Re: [gpsd-dev] Possible error report, Sanjeev Gupta, 2013/11/08
- Re: [gpsd-dev] Possible error report, Eric S. Raymond, 2013/11/08
- Re: [gpsd-dev] Possible error report,
Hal Murray <=
- Re: [gpsd-dev] Possible error report, Sanjeev Gupta, 2013/11/08
- Re: [gpsd-dev] Possible error report, Gary E. Miller, 2013/11/08
- Re: [gpsd-dev] Possible error report, Sanjeev Gupta, 2013/11/08
- Re: [gpsd-dev] Possible error report, Hal Murray, 2013/11/08
- Re: [gpsd-dev] Possible error report, Sanjeev Gupta, 2013/11/09
- Re: [gpsd-dev] Possible error report, Gary E. Miller, 2013/11/09
- Re: [gpsd-dev] Possible error report, Gary E. Miller, 2013/11/09
- Re: [gpsd-dev] Possible error report, Sanjeev Gupta, 2013/11/09
- Re: [gpsd-dev] Possible error report, Eric S. Raymond, 2013/11/09
- Re: [gpsd-dev] Possible error report, Eric S. Raymond, 2013/11/08