Garmin GPSMAP 162 User Manual download pdf (Page 93)

Appendix G

Wiring and

Interfacing

Connecting the Power/Data

The power/data cable connects the GPSMAP 162 to a 10-40 volt DC system and provides

interface capabilities for connecting external devices. The color code in the diagram below indicates the

appropriate harness connections. Replacement fuse is a AGC/3AG - 1.5 Amp fuse.

Interfacing

The following formats are supported for connection of external devices: GARMIN proprietary

Differential GPS (DGPS), NMEA 0180, 0182, 0183 (versions 1.5, 2.0, 2.3), ASCII Text Output,

RTCM SC-104 input (version 2.0).

The following are the sentences for NMEA 0183, version 2.3 output: Approved sentences—

GPRMC, GPGGA, GPGSA, GPGSV, GPGLL, GPBOD, GPRTE, and GPWPL; Proprietary sentences—

PGRME, PGRMZ, and PSLIB. The GPSMAP 162 also includes NMEA input with support for the WPL

sentence and Sonar NMEA input with support for the DPT, MTW and VHW sentences.

You can download a copy of GARMIN's proprietary communication protocol the Help and Support

section of our website at www.garmin.com.

Complete information concerning NMEA

formats and sentences is available for

purchase from NMEA at:

NMEA

PO Box 3435

New Bern, NC 28564-3435

252-638-2626

252-638-4885 FAX.

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Garmin GPSMAP 162 User Manual Page 93