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NMEA Data Messages
NMEA DATA MESSAGES.
NMEA data is output at 4800
baud, 8, N, 1, checksum off. These settings are acceptable to
most equipment and software applications.
Your GPS receiver outputs the following NMEA 0183 version
2.1 messages.
GSA, GSV, GLL, GGA, RMB, RMC and APB.
Vers. 2.1 NMEA is recommended for navigation data,
satellite data and autopilots.
NMEA Message Definitions
APB
Revised autopilot message contains all of the above plus:
heading to steer toward destination, bearing from the
present position to the destination (magnetic or true).
GGA
GPS position, time, fix quality, number of satellites used,
HDOP (Horizontal Dilution of Precision), differential
reference information, and age.
GLL
GPS-derived latitude, longitude, and time of fix.
GSA
GPS receiver operating mode, satellites used in the
navigation solution reported by the $--GGA sentence and
DOP (Dilution of Precision) values.
GSV
Number of satellites in view, satellite numbers, elevation,
azimuth, and SNR value.
RMB
Data status, cross track error, direction to steer, origin,
destination landmark, landmark location, bearing to
destination, and velocity toward the destination.
RMC
Time, latitude, longitude, speed, heading, and date.
Summary of Contents for Magellan GPS 310
Page 1: ...User Manual GPS 310 Satellite Navigator...
Page 6: ...iv GPS 310 TOC 10 18 99 9 27 AM 4...
Page 60: ...54...
Page 62: ...960 Overland Court San Dimas CA 91773 630786 B...