NavCom LAND-PAK Rev.N User 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