Comm Tab - Garmin GPSMAP 182 Owner's Manual

• GARMIN Remote Sonar— supports the GSD 20 Sonar Module interface.
• NMEA In/NMEA Out— supports the input/output of standard NMEA 0183 data, and sonar NMEA input
support for the DPT, MTW and VHW sentences.
• None— provides no interfacing capabilities.
Port 2—
• GARMIN Remote Sonar— supports the GSD 20 Sonar Module interface.
• GARMIN DGPS— used to connect the GPSMAP 182/182C/232 with a Garmin DGPS beacon receiver.
• Other DGPS— allows DGPS input using a standard RTCM format, without any output capabilities.
• NMEA In/NMEA Out— supports the input/output of standard NMEA 0183 data, and sonar NMEA input
support for the DPT, MTW and VHW sentences. You may also adjust the NMEA output.
• RTCM In/NMEA Out— allows Differential GPS (DGPS) input using a standard RTCM format and also
provides NMEA 0183 output.
• None— provides no interfacing capabilities.
To select an input/output format:
1. Select the desired Port tab, then highlight the 'Serial Data Format' fi eld and press ENTER/MARK.
2. Use the ARROW KEYPAD elect the desired setting and press ENTER/MARK.
To select a transfer mode:
1. Use the ARROW KEYPAD to select 'GARMIN Data Transfer' in the 'Serial Data Format' fi eld.
2. Highlight the 'Transfer Mode' fi eld and press ENTER/MARK.
3. Use the ARROW KEYPAD to select the desired setting and press ENTER/MARK.
You may also adjust the NMEA output to enable/disable certain sentences and adjust the number
of Lat/Lon output precision digits. You must have one of the ports set to NMEA In/NMEA Out to use
this option. Settings will affect both Port 1 and Port 2 NMEA outputs.
To adjust the NMEA output:
1. From the Comm tab, press MENU, highlight 'NMEA Setup' and press ENTER/MARK.
2. Highlight the desired option and press ENTER/MARK.
3. Use the ARROW KEYPAD to select the desired setting and press ENTER/MARK. Press QUIT
when done to return to the Comm tab.
Reference
Main Menu:

Comm Tab

Comm Tab Data Transfer When transferring data
Progress between two Garmin units,
be sure to always set one to
'Host' and use the other unit
to either Send or Request
the desired data.
Advanced NMEA
Output Setup Page
65