Haiyang Smart7 - Page 100

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Reference
- NMEA
A standard developed by the National Marine Electronics Association and used by most marine
equipment manufacturers for data communication is known as NMEA 0183 version 1.5 and version
2.0. NMEA0183 specifications offer many recognized sentences for exchanging data between many
types of marine equipment.
The following technical information is provided for reference and is accurate to the best of our
knowledge at the time of printing. Please refer to the appropriate NMEA specifications for details and
the latest information.
The data sentences used by the HGP-660 are as follows.
Output sentences:
Descriptions
Contents of data field
$GPGGA
Global Positioning System Fix Data
$GPGLL
Geographic Position, Latitude/Longitude
$GPGSA
GPS DOP and active satellites
$GPGSV
GPS Satellites in View
$GPVTG
Course and Ground Speed
$GPZDA
Time & Date
$GPRMC
Recommended Minimum Specific GPS/TRANSIT DATA
$GPAPB
Heading/track controller (Autopilot) sentence B
$GPXTE
Cross-track error, measured
$GPBOD
Bearing, origin to destination
$GPRMB
Recommended minimum navigation information