Setting the Communication Format for Each NMEA 0183 Port

You can configure the communication format for each internal NMEA® 0183 port when connecting your chartplotter to external NMEA 0183 devices, a computer, or other Garmin® devices.

  1. Select Settings menu > Communications > NMEA 0183 Setup > Port Types.
  2. Select an input or output port.
  3. Select a format:
    • To support the input or output of standard NMEA 0183 data, DSC, and sonar NMEA input support for the DPT, MTW, and VHW sentences, select NMEA Std..

    • To support the input or output of standard NMEA 0183 data for most AIS receivers, select NMEA High Speed.

    • To support the input or output of Garmin proprietary data for interfacing with Garmin software, select Garmin.

  4. Repeat steps 2 and 3 to configure additional input or output ports.
GUID-C3CEA164-A1CB-4B15-92F2-5C04944CC6F3 v24
September 2024