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Re: [Paparazzi-devel] real time telemetry questions
From: |
pascal . brisset |
Subject: |
Re: [Paparazzi-devel] real time telemetry questions |
Date: |
Fri, 23 Jan 2009 18:43:24 +0100 (CET) |
Hi,
> 154.629 166 GPS_SOL 591 202441 0 7 I just don't know what exactly is the
> timer 154.629. (I replaced the SACC with my value.)
Time in seconds since the server has been started
(sw/ground_segment/tmtc/server.ml:123 and 225)
>(2) Is it possible that we get another kind of more accurate timer instead of
>the default timer in pprz msg? We have an IMU
> onboard sending data to pprz board. but I found out that the log on IMU and
> pprz telemetry on gcs are not the exactly same. It
> has a random delay varing between 0-0.5second. Any body know why?
Transmission latency ?
The gps.h:gps_itow contains the TOW (in ms) of the last received GPS message.
It could be used as a time source.
--Pascal