Trimble Inc. 6248192-B1 Manuel D’Utilisation

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A     NMEA-0183 Output
86     SPSx80 Smart GPS Antenna User Guide
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
10
Number of satellites used in solution
11
PDOP
12
The checksum data, always begins with *