Re: Another undocumented Garmin protocol?

From: Bruce Stemplewski (Bruce.Stemplewski_at_nospamstempsoft.com)
Date: 03/04/05 

Date: Fri, 04 Mar 2005 22:57:58 GMT

Markus Hoffmann wrote:
>
>
> OK, This is a SATELLITE STATUS packet. It consists of 12 Entrys with 7
> Bytes each. Look at it this way:
>
> $80acd8c: 23 ff ff 1e 7e 00 00 #.~..
> $80acd93: 01 a0 0f 36 30 01 09 ..60..
> $80acd9a: 24 ff ff 00 00 00 00 $....
> $80acda1: 05 ff ff 11 34 00 00 ..4..
> $80acda8: 19 ff ff 3e db 00 08 .>..
> $80acdaf: 0b ff ff 18 27 01 08 ..'..
> $80acdb6: 16 ff ff 2d 7b 00 01 .-{..
> $80acdbd: 14 ff ff 02 39 01 08 ..9..
> $80acdc4: 12 ff ff 0e 7f 00 00 .._..
> $80acdcb: 0e ff ff 3b 22 00 01 .;"..
> $80acdd2: 1e ff ff 1e 57 00 08 ..W..
> $80acdd9: 0f ff ff 0b b1 00 01 ....
>
> The first Byte is the satellite number,
> the 2nd and 3rd is signal strength in db
> 4th and 5th is elevation
> the 6th Bytes says if the satellite is tracked.
> The 7th Byte has some flags
>
> regards
> M.
>

Thanks Markus,

This is undocumeneted right? How do you know it is the SATELLITE
STATUS packet? 

-- 
Bruce E. Stemplewski
GarXface OCX and C++ Class Library for the Garmin GPS
www.stempsoft.com