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Re: [gpsd-users] Using gpsctl to put a U-blox chip in low power mode
From: |
Eric S. Raymond |
Subject: |
Re: [gpsd-users] Using gpsctl to put a U-blox chip in low power mode |
Date: |
Wed, 21 May 2014 06:49:48 -0400 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
Anthony Stirk <address@hidden>:
> The low power modes are really good on the ublox modules (especially the
> MAX7's) however a word of warning.
>
> We use the 1 sec cyclic mode on our balloon trackers but if the module
> looses satellites or is jammed out (cheap Chinese cameras do it) the ublox
> modules seem to hang and become unresponsive. To mitigate against this you
> need to put the module back in max performance mode as soon as the
> satellites drops below 4.
Fascinating.
If the uBlox diver automatically dropped to low-power mode on >= 4 sats,
and popped up to normal mode on < 4, do you think that would work?
--
<a href="http://www.catb.org/~esr/">Eric S. Raymond</a>