[teqc] Rockwell binary

Brian Michalk michalk at awpi.com
Sun May 28 10:44:14 MDT 2006

If you can wait till Tuesday, I can go over my code.  The Zodiac binary 
is not complete in that it doesn't have ephemeris data.  Apparently 
there is a way to splice that in from a download, but I never figured it 

Jay Lowe wrote:
> I don't understand  the Rockwell Zodiac binary format TEQC expects.
> I am using  a TU30-D140. The Zodiac data messages received appear
> to be correct. The data is captured in ascii hex format. Each text 
> record is a
> complete text-hex representation of a valid message. I converted the 
> text/hex
> to its binary format. The original file, a record starts with the 
> letters "81FF".
> I converted that to become two binary bytes 0x81, 0xFF .. etc for the
> entire file. I also computed and validated the data checksum for each 
> record.
> Using teqc -rock z 1376-1.dat    (where 1376-1.dat is the binary file)
> TEQC returns:
> ? Rockwell Zodiac message id 31989 ?
> ? Rockwell Zodiac message id 9218 ?
> .. similar messages repeat.
> The data in  zo2zob.dat (the Rockwell Zodiac Binary
> sample on the teqc website)  do not appear to contain
> what I would expect the binary data messages to have.
> Appreciate a pointer to the expected binary format..
> Thanks.. Jay
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