[ntp:questions] Sure board not seeing sattelites.

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Wed Feb 22 00:10:29 UTC 2012


unruh wrote:
> $GPGGA,230334.993,,,,,0,0,,,M,,M,,*4E
------------------------^-^  fix invalid, zero sats used to get a fix
> $GPGSA,A,1,,,,,,,,,,,,,,,*1E
-----------^  fix invalid

-------------------------v----------v----------v----------v  null SNR means not tracking
----------------__-__-___--__-__-___--__-__-___--__-__-___  ID, elevation, azimuth, SNR
> $GPGSV,3,1,11,32,86,163,,20,62,291,,31,60,077,,01,39,224,*77
> $GPGSV,3,2,11,23,31,262,,14,19,072,,11,18,212,,30,16,136,*7D
> $GPGSV,3,3,11,25,15,041,,17,04,294,,13,03,255,*41
-------------^^ eleven sats in view

> $GPRMC,230334.993,V,,,,,0.00,228.53,210212,,,N*47
--------------------^  fix invalid

> which seems to say that it is seeing some of the satellites,
>  but not getting a fix at all. The blue light is not flashing.

They usually acquire at a much lower signal level than they will track at,
 so perhaps the signal levels are between those two points;
 and the sure doesn't display the signal level if it is below the track level?

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