Trimble Inc. 10950 Manual De Usuario
Alloy GNSS reference receiver User Guide
93
PTNL, GGK
Time, Position, Position Type, DOP
An example of the PTNL,GGK message string is shown below.
Table A.9
describes the message
fields.
$PTNL,GGK,172814.00,071296,3723.46587704,N,12202.26957864,W,3,06,1.7,EHT-
6.777,M*48
6.777,M*48
Table A.9 PTNL,GGK message fields
Field
Meaning
0
Message ID $PTNL,GGK
1
UTC of position fix
2
Date
3
Latitude
4
Direction of latitude:
N: North
S: South
S: South
5
Longitude
6
Direction of Longitude:
E: East
W: West
W: West
7
GPS Quality indicator:
0: Fix not available or invalid
1: Autonomous GPS fix
2: Differential, floating carrier phase integer-based solution, RTK(float)
3: Differential, fixed carrier phase integer-based solution, RTK(fixed)
4: Differential, code phase only solution (DGPS). Also, OmniSTAR XP/HP converging
5: SBAS solution – WAAS, EGNOS
6: RTK Float 3D in a VRS/Network. Also OmniSTAR XP/HP converged
7: RTK Fixed 3D in a VRS/Network
8: RTK Float 2D in a VRS/Network
1: Autonomous GPS fix
2: Differential, floating carrier phase integer-based solution, RTK(float)
3: Differential, fixed carrier phase integer-based solution, RTK(fixed)
4: Differential, code phase only solution (DGPS). Also, OmniSTAR XP/HP converging
5: SBAS solution – WAAS, EGNOS
6: RTK Float 3D in a VRS/Network. Also OmniSTAR XP/HP converged
7: RTK Fixed 3D in a VRS/Network
8: RTK Float 2D in a VRS/Network
8
Number of satellites in fix
9
DOP of fix
10
Ellipsoidal height of fix
11
M: ellipsoidal height is measured in meters
12
The checksum data, always begins with *
Note – The PTNL,GGK message is longer than the NMEA-0183 standard of 80 characters.