User Manual
Table Of Contents
- 5700/5800 GPS Receiver
- Contents
- About This Manual
- 5700 GPS receiver
- Overview
- Setting up the Receiver
- General Operation
- Configuration
- Transferring Data
- Software Utilities
- Specifications
- Default Settings
- Cables and Connectors
- Event Marker Input and 1PPS Output
- 5800 GPS receiver
- Overview
- Setting up the Receiver
- General Operation
- Configuration
- Software Utilities
- Specifications
- Default Settings
- Cables and Connectors
- 5700 & 5800 Appendixes
- NMEA-0183 Output
- Troubleshooting
- Index
5700/5800 GPS Receiver User Guide 185
NMEA-0183 Output A
5700 & 5800 Reference
A.4 NMEA Messages
When NMEA-0183 output is enabled, the following messages can be
generated.
GGA Time, Position, and Fix Related Data
An example of the GGA message string is shown below. Table A.2
describes the message fields.
$GPGGA,172814.0,3723.46587704,N,12202.26957864,W,
2,6,1.2,18.893,M,-25.669,M,2.0,0031*4F
Table A.2 GGA message fields
Field Meaning
1 UTC of position fix
2 Latitude
3 Direction of latitude:
N: North
S: South
4 Longitude
5 Direction of longitude:
E: East
W: West
6 GPS Quality indicator:
0: Fix not valid
1: GPS fix
2: Differential GPS fix
4: Real Time Kinematic, fixed integers
5: Real Time Kinematic, float integers
7 Number of SVs in use, range from 00 to 12
8 HDOP
9 Orthometric height (MSL reference)