Interfacing - Garmin aera 796 Pilot's Manual

Appendix D

INTERFACING

The following formats are supported for connection of external devices: NMEA 0180,
0182, 0183 (versions 1.5, 2.0, 2.3, 3.01), ASCII Text Output, and Garmin proprietary
formats for connecting to a Mode S transponder for TIS-A data, and to a Garmin
aviation NAV/COM radio.
The following are the Approved Sentences for NMEA 0183, version 3.01 output:
GPRMC, GPGGA, GPGSA, GPGSV, GPGLL, GPBOD, GPRTE, and GPWPL. The following
are the Proprietary Sentences for NMEA 0183, version 3.01 output: PGRME, PGRMZ,
PGRMM, and PGRMH.
Garmin's proprietary communication protocol is available from the Web site (www.
garmin.com).
GENERAL INTERFACE SETUP
The Interface Setup controls the input/output format used when connecting the unit
to external devices.
Selecting an interface:
1) From the Main Menu, touch Tools > Setup > Interface.
2) Touch 'Serial Data Format' datafield button. A vertical list is displayed.
3) Touch the desired data format from the list ('Garmin Data Transfer',
'NMEA Out', 'Aviation In', 'Aviation In/NMEA & VHF Out', 'TIS-A In',
'TIS-A In/NMEA & VHF Out', or 'None'.
4) If a description is needed, touch Menu > Description or touch the '?'.
Restoring interface defaults:
From the Main Menu, touch Tools > Setup > Interface > Menu >
Restore Default.
S D
erIAl AtA
• Garmin Data Transfer—the proprietary format used to exchange data with a PC,
Garmin GDL 39 or another Garmin aera.
• NMEA Out—transmits NMEA position, velocity, and navigation data.
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orMAtS
Garmin aera 795/796 Pilot's Guide
190-01194-00 Rev. C