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Com 1 and Com 2 Sub Tabs
The Com 1 and Com 2 sub tabs controls the input/output format
used when connecting your unit to external devices. To open the
Com 1 and Com 2 sub tab, press MENU twice to open the Main
Menu. Select Setup from the vertical tab list. Highlight and select
the Serial Data Format you want.
Interface Sub Tab
Serial Data Format—sets the data format to one of the following:
• Garmin Data Transfer—the proprietary format used to
exchange data with a PC or another Garmin GPSMAP 296.
Garmin Data Transfer is disabled when the USB is connected
and the unit automatically switches to USB format. When
the USB is disconnected, the USB field changes to Transfer
Mode.
• GARMIN DGPS—used to connect the GPSMAP 296 with a
Garmin DGPS beacon receiver.
• Garmin Remote Sonar—supports the input/output of a
Garmin remote sonar device.
• NMEA In/NMEA Out—supports the input/output of
standard NMEA 0183 version 3.01 data and sonar NMEA
input support for the DPT, MTW, and VHW sentences.
• Aviation In—the proprietary format used for connection to a
Garmin panel-mounted GPS receiver. Allows the GPSMAP
296 to show a Go To or route selected on the panel-mounted
GPS receiver. This eliminates the need to enter the destination
on both units.
• RTCM In—allows Differential GPS (DGPS) input using a
standard RTCM format.
• RTCM In/NMEA Out—allows Differential GPS (DGPS)
input using a standard RTCM format and also provides
NMEA 0183 version 3.01 output.
• RTCM In/Text Out—allows Differential GPS (DGPS) input
using a standard RTCM format and also outputs simple text
data that includes, data, time, location, and velocity.
116 GPSMAP 296 Pilot’s Guide
MAIN MENU > SETUP TAB