Using the External Computer Data Link MicronNav System
0656-SOM-00001-07 124 © Tritech International Ltd.
‘$PSIMSSB’ Reply Data Structure
Data Description Data Range Field Range
Delimiter (asterisk) Always ‘*’ *
Checksum (in Hexadecimal)
(XOR of bytes between, but not inclusive
of, '$' and '*')
00 to FF cc
(Carriage Return + Line Feed) N/A <CR><LF>
Example:
GPS is active so co-ordinates are World. Time of reading = 204854.17, Beacon ID = 00 (Responder),
X Co-ord (East) of 538087.76, Y Co-ord (North) of 7039253.894, Z Co-ord (Depth) of 56.486m,
Status = Okay.
ASCII Output Always (on a single line) =
“$PSIMSSB,204854.17,00,A,,C,H,M,538087.760, 7039253.894,56.486,0.0,N,,*26<CR><LF>”
Where; “<CR>” is Carriage Return (ASCII code 13), “<LF>” is Line Feed (ASCII code 10).
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