NavCom LAND-PAK Rev.N - Manual (Page 7)

Technical Reference Manual Rev. N
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Revision History
Revision N (March, 2010) Specifically relates to ICD, version 3.26
Message ID
Revision Description
0x50 Added note with regard to base site ID usage
0x52 Added note with regard to base site ID usage
Revision M (November, 2009) Specifically relates to ICD, version 3.26
Message ID
Revision Description
0xB0 Corrected the Wn7 L2 carrier phase example from -388 to 1048188
Revision L (April, 2009)
Message ID
Revision Description
0x20 Added Note 5 (xB0 does not follow the Nav rate…etc.).
0x21
Changed identification of words, W3, W4, and W5 to Wn1, Wn2, and Wn3 (Repetitive
Blocks). Content unchanged. Added $PNCTGST, $PNCTMDE, and GRS to the NMEA
Message ID list below the 0x21 message.
0x52 W1 (Output) B6=1 Changed to “Reserved”.
0x53 NCT-2000D
Added: “Use this message with software version 3.2.10 or earlier. Also supports
NCT-2100D engines loaded with version 3.1.17 and earlier.”
0x53 NCT-2100D Added statement that this msg. must not be used with versions earlier than v4.2.
0x5B
Moved “Repetitive Blocks” to the proper alignment within the message format. Content
unchanged. Added note pertaining to software version and rover echo.
0x5C
Added W7 to support certain survey applications. Added W8 (dummy byte). 0x5C
provides backward compatibility if set to compute only to W6. Added note pertaining to
software version and rover echo.
0x8C Added clarification on supported RTCM msgs. Changed both W2 & W4 to “Reserved”.
0x9C W1 B12-B10 changed to “Reserved”. As a result, B15-B10 are now “Reserved”.
0x9D Added message. “Reserved”.
0xB0 Added more details to Note 1.
0xB1
W3 Changed “(B0=1…B31=32)” to “(B1=1…B31=31, B0=32)”; W22 Removed Mode 26
RTK Extend; W32 Changed the NAV failure code list to start with “1.” instead of “0.”
0xFE Added message.
$GPGGA Updated table: “NCT Format Field 14 (Beam Selection ID)”
$GPGRS Added message.
$PNCTGST Added message.
$PNCTMDE Added message.
Revision K (August, 2008)
Message ID
Revision Description
0x30 (Output)
10 Channel Limit moved down to W16. RTK Extend moved down to W17. Added W15 as
Reserved.
Message increased by 1 byte to 22 bytes.
0x49 Added Range 0-1265 to W9 dGPS data too old time
0x53 (2100)
Corrected by adding W7, U08.
Changed W2 bit numbers so that Bits 6-7 control the position model instead of bits 0-1
$GPGGA Standard GGA field 14: Added StarFire™ satellite IDs
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