NavCom LAND-PAK Rev.N - Manual (Page 90)

Technical Reference Manual Rev. N
Blk = All; Blu = IOP w/Internal Radio ; Red = IOP & LBM ; Grn = Engine only 88
RTK Base Location Query (0x02). This query, when entered into a RTK rover, will return the
location of the base presently being used for RTK navigation.
Response: RTK Base Location Query (0x02)
Record
Usage Command - No
Response - Yes Input: Not used;
Output: reports network information by sub-ID; not supported my 0x20
Ref Message Field Description
Data
Type
Units Range Scale
Byte
Count
STX 02 (hex) U08 1
PRA1 99 (hex) U08 1
PRA2 66 (hex) U08 1
ID 78 (hex) U08 1
Length 0x001c U16 2
W1 0x00 U08 1
W2 Sub ID 0x02 U08 1
W3 GPS Week; since Jan 6, 1980 U16 week 0 - 65535 2
W4 Seconds in Week U32 sec 0 - 604800 4
W5
Station ID
B15: Reserved
B14=1: Position is accurate to only 1 cm
B13=1: Battery Low
B12-B10: Type of RTK Corrections
1: Message 0x5e
2: Message 0x5b
3: RTCM type 18/19
4: RTCM type 20/21
5: CMR
B9-B0: Site ID
0xffff: No Data Available
U16 2
W6 ECEF (x) S32 4mm 4
W7 ECEF (y) S32 4mm 4
W8 ECEF (z) S32 4mm 4
W9
LSB’s of ECEF values
B6-B7: U02 ECEF (x) W6
B4-B5: U02 ECEF (y) W7
B2-B3: U02 ECEF (z) W8
B0-B1: Spare
U08 1 mm 1
W10 Spare U08 1
CKSM Checksum U08 1
ETX 03 (hex) U08 1