NMEA 0183 Sentences Available on Compatible Garmin Handhelds

Some Garmin handhelds¹ have the ability to output NMEA 0183 data for the purposes of interfacing with various pieces of marine equipment. Below is a list of sentences that are output² by these devices. The Serial Data/Power Cable is required to connect a handheld to the marine equipment. 

• GPRMC

• GPRMB

• GPGGA

• GPGLL

• GPBOD

• GPBWC

• GPVTG

• GPXTE

• PGRME

• PGRMZ

• PGRMM

• HCHDG

The autopilot mode on the device interface enables only the following sentences:

• GPRMC

• GPRMB

• GPAPB

• GPXTE

Under the NMEA sentences you can toggle three groups on and off.

1. Status:  GPGSA AND GPGSV

2. Waypoints / Route: GPRTE AND GPWPL

3. GRMN Proprietary: PGRME, PGRMM AND PGRMZ

The Heading, Deviation and Variation (HDG) sentence contains the compass heading. The Altitude (PGRMZ) sentence contains the barometric altitude.

For further information regarding the interface options, refer to the owner's manual.

¹ Compatible series: GPS 73, GPSMAP 62, GPSMAP 64, GPSMAP 78, Montana 600 series devices, and Oregon series devices (see note on the GPSMAP 66, GPSMAP 79, & GPSMAP 86 series) 

²Some NMEA sentences may require a software update. See related content for assistance with updating the device.