Garmin GPSMAP 162 - Manual (Page 93)

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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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