Trimble R7 User Manual

A NMEA-0183 Output
184 Trimble R7/R8 GPS Receiver User Guide
Trimble R7 and R8
PTNL,VHD
Heading Information
An example of the PTNL,VHD message string is shown below.
Table A.13 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
6 GPS quality indicator:
0: Fix not available or invalid
1: Autonomous GPS fix
2: Differential carrier phase solution RTK(float)
3: Differential carrier phase solution RTK(fix)
4: Differential code-based solution, DGPS
7 Number of satellites if fix solution
8 DOP of fix
9 M: Vector components are in meters
Table A.13 PTNL,VHD message fields
Field Meaning
1 UTC of position, in
hhmmss.ss,ddmmyy format
2 Date in mmddyy format
3Azimuth
4 ∆Azimuth/∆Time
5 Vertical Angle
6 ∆Ver tical/∆Time
7 Range
Table A.12 PTNL,VGK message fields (continued)
Field Meaning

Trimble R7 Specifications

General

Brand	Trimble
Model	R7
Category	GPS
Language	English