Chapter 2: Installation
73
NMEA 0183 Data NMEA Received Header
Bearing to Waypoint APB, BPI, BWR, BWC, BER, BEC, RMB
Distance to Waypoint WDR, WDC, BPI, BWR, BWC, BER,
BEC, RMB
Waypoint Number APB, APA, BPI, BWR, WDR, BWC,
WDC, RMB, BOD, WCV, BER, BEC
Speed (through water) VHW
Apparent Wind Speed and
Direction
VWR
Latitude and Longitude GLL
COG and SOG VTG
Cross Track Error XTE, XTR, APA, APB, RMB
81004-12
Cabling
Connect the NMEA output from either a GPS, Loran, Decca, Speed
or Wind instrument to the NMEA input on the control unit.
D1066-1
+
+
+
+
+
+
ST7000 Control Unit
Data 0v
Red
Blue
Data tx
NMEA out
GPS
Loran
Decca
Wind Instrument
Speed Instrument
NMEA Interface
The NMEA interface is primarily designed to allow operation with
other manufacturers equipment by providing conversion between
SeaTalk and NMEA 0183 data format. Sentances decoded and
transmitted are as follows: