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I am writing software that makes use of a BU353-S4 GPS receiver. The receiver uses a SiRF Star IV chip. I could use help understanding some details...

The xxGSV sentence transfers information of four satellites. xx being the "talker". Multiple sentences (up to three) are generated where the number of satellites in view exceed the sentence length.
Perhaps someone can...

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I just bought a Garmin 86 DriveSmart for a friend and it came with a 128GB uSD card for extra memory. The onboard memory is 16GB. Tech manual for the GPS says memory must be formatted FAT32.

I want to add enough extra memory without wasting it.

Should I format the 128GB uSD to FAT32 and use it or should I use a 32GB FAT32 uSD card I have instead?

I ...

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This morning while recording GPS data from NMEA sentence RMC at 10 readings per second from two independent Garmin GPS-19X, the recorded time stamp jumped backwards in time from 122339.0 to 122336.1. This happened on both GPS-19X units that were running. Both GPS receivers had a complete unobstructive view of the sky. They are co-located about 4 feet apart. Both had been running...

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Hi,

I have a Garmin dezl 760LM and its fine ...... now as for Garmin's support and help and their software, its NOT so fine.
I have factory reset, hopped on one foot, and offered up things to Pegan god's and for whatever reason ........

I still have 7 little bastar* routes or something that WON'T GO AWAY on the unit from the internal memory.
They have ...

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Ok folks I hope all is well with everyone. When I trace a hiking route in BaseCamp is their a way to have the program pick up the elevations on the route and utilitize that information "I maybe dreaming"? Everytime I do this it shows no elevations so here I am asking for a friend! lol

Thank You and be well

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