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Document Title: 47
User’s Manual for the GPS Orion-S/-HD Receiver
Document No. Issue 1.0
GTN-MAN-0110 June 22, 2003
DLR/GSOCNo part of this document shall be reproduced in any form or disclosed to third parties without prior authorization.
If no valid navigation fix is available for an IIP prediction a reduced sentence is transmitted:
Quantity Format Units # of Chars Range
Sentence identifier CCCCC 5 'PDLRM'
single comma C 1 ','
Secondary identifier CCC 3 'IIP'
single comma C 1 ','
Current receiver time hhmmss.ss h = hours (int)
m = minutes (int)
s = seconds (float)
9 000000.00 to
235959.99
single comma C 1 ','
IIP validity flag C (see note 1) 1 '0'
Commas CCCCCC 6 ,,,,,,'
Total number of characters (including sentence header and trailer) = 27 + 6 = 33
Notes:
1) IIP Validity flag: 0 = No IIP prediction computed due to missing navigation data.
1 = Valid IIP data
Example:
$PDLRM,IIP,000037.40,0,,,,,,*25<CR><LF>