UNICORECOMM Unicore User Manual

Command and Log Reference
30
ID
Field
Description
Symbol
Example
4
lat dir
Latitude direction (N = North, S =
South)
a
N
5
lon
Longitude (DDDmm.mm)
yyyyy.yy
11600.3622
6
lon dir
Longitude direction (E = East, W =
West)
a
E
7
GPS quality
Quality indicators of positioning
results:
0 = Positioning not available or invalid
1 = Single point
2 = Pseudorange differential or SBAS
4 = RTK fixed solution
5 = RTK floating solution
6 = INS
7 = User fixed position
x
1
8
# sats
Number of satellites in use, may not
the same as the number in view.
xx
10
9
hdop
Horizontal dilution of precision
x.x
1.0
10
alt
Antenna height, above/below the
mean sea level
x.x
1098.44
11
a-units
Units of antenna height (M = meter)
M
M
12
undulation
Undulation: the vertical separation
between the geoid and the WGS84
ellipsoid
x.x
-15.174
13
u-units
Units of undulation (M = meter)
M
M
14
age
Age of differential correction data,
seconds
xx
This value is set
to 00 when no
correction data
available
15
stn ID
Differential base station ID, between
0000 and 1023
xxxx
This value is set
to 00 when no
correction data
available
16
*xx
Checksum
*hh
*3F
17
[CR][LF]
Sentence terminator
[CR][LF]
a. The two characters in NMEATALKER followed “$”is fixed as “GP”, both in multiple-system joint
positioning and single system positioning.
6.1.3 GPSGGA GPS Fix Data Output
This command is used to log time, GPS system positioning fix data of the receiver.
The message begins with “$GPSGGA”.

UNICORECOMM Unicore Specifications

General

Brand	UNICORECOMM
Model	Unicore
Category	Control Unit
Language	English