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L-3 ELAC Nautik
3.5.1 DESCRIPTION OF NMEA INTERFACES
All serial interfaces described in this chapter conform to EN 61162-1 ( 2001 ).
(X4)
A navigation system can be connected to this interface so that the ship's co-ordinates are
displayed by the LAZ 5100. The system will accept and evaluate data sentences in NMEA 0183,
Version 2.30, GLL and ZDA formats, as follows:
GLL Format
Example:
ZDA Format
$--GLL IIII.II,a yyyyy.yy,a hhmmss.ss A hh, , , , * <CR><LF>
Checksum
Status : A =Data Valid
UTC at this position
Longitude, E/W
Latitude, N/S
Talker Identification
$GPGLL 5420.549,N 01007.192,E 201533.25 A 02, , , , * <CR><LF>
Checksum
Data Valid
UTC =20:15:33.25
Longitude=10°07.192’E
Latitude=54°20.549’N
Data are being received from
a Global Positioning System
$--ZDA hhmmss.ss xx,xx,xxxx xx,xx hh,,,*<CR><LF>
Checksum
Difference between UTC and
GMT
Day,Month,Year
UTC
Talker Identification