Trimble Inc. 6248192-B1 사용자 설명서

SPSx80 Smart GPS Antenna User Guide     

NMEA-0183 Output     

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

Table A.9

PTNL,GGK message fields

0

message ID $PTNL,GGA

1

UTC of position fix

2

Date

3

Latitude

4

Direction of latitude:

N: North

S: South

5

Longitude

6

Direction of Longitude:

E: East

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

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 *