Trimble Inc. 10950 Benutzerhandbuch
Alloy GNSS reference receiver User Guide
95
PTNL, VHD
Heading Information
An example of the PTNL,VHD message string is shown below.
Table A.12
describes the message
fields.
$PTNL,VHD,030556.00,093098,187.718,-22.138,-76.929,-5.015,0.033,0.006,3,07,2.4,M*22
Table A.12 PTNL,VHD message fields
Field
Meaning
0
Message ID $PTNL,VHD
1
UTC of position in hhmmss.ss format
2
Date in mmddyy format
3
Azimuth
4
ΔAzimuth/ΔTime
5
Vertical Angle
6
ΔVertical/ΔTime
7
Range
8
ΔRange/ΔTime
9
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
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
10
Number of satellites used in solution
11
PDOP
12
The checksum data, always begins with *