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Reference
53
• RTCM In/Text Out— allows Differential GPS (DGPS) input using a standard RTCM format and also
outputs simple text data that includes, data, time, position and velocity.
• None— provides no interfacing capabilities.
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
.
3. Use the
ARROW KEYPAD
to select the desired setting and press
ENTER
.
To restore the Serial Data Format settings back to the default ‘Garmin Data Transfer’:
1. From the Comm tab, press
MENU
, highlight ‘Defaults’ and press
ENTER
.
If ‘Garmin DGPS’ or ‘RTCM In/NMEA Out’ format is selected, additional fi elds are provided to
control a GARMIN differential beacon receiver directly from your GPSMAP 176. You may have the unit
automatically scan for the DGPS beacon signal or you can enter the beacon frequency and bit rate on
the unit and the information will be used to tune the beacon receiver.
To have the unit automatically scan for a frequency:
1. With the unit set to ‘Garmin DGPS’ or ‘RTCM In/NMEA Out’, use the
ARROW KEYPAD
to highlight
the “Beacon” fi eld and press
ENTER
.
2. Highlight ‘Scan’ and press
ENTER
. The numbers in the “Frequency” fi eld will change as the unit
scans from ‘284 kHz’ to ‘325 kHz’, ‘200’ bit rate, then ‘100’, at 6-second intervals.
To restart the scan:
1. Press
MENU
, highlight ‘Restart Scan’ and press
ENTER
.
Main Menu: Comm Tab
When transferring data 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.
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Содержание GPSMAP 176
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