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5. Press MENU to open the options menu.
6. Select Advanced NMEA Setup, and press ENTER.
Advanced NMEA Output Setup
Use the Advanced NMEA Output Setup Page to set the output rate,
change the precision of the Lat/Lon minutes, set Waypoint IDs to
names or numbers, and turn on and off the GPS status, the Garmin
Proprietary sentences, and Waypoint/Route (WPL, RTE).
GPSMAP 278 NMEA Sentence Output (NMEA version 3.01
compliant):
• Always transmitted: GPRMC, GPGGA, GPGLL, GPBWC,
GPVTG, GPXTE, GPRMB
• Switchable sentences: GPGSA, GPGSV, GPWPL, GPRTE
• Garmin proprietary: PGRME, PGRMZ, PGRMM
GPSMAP 278 Owner’s Manual 89
MAIn Menu > setuP tAb