Airmar LB150 User Manual
Page 16
LB150 WeatherStation Technical Manual revision 0.013
Proprietary and Confidential
PRELIMINARY - DRAFT
13
NMEA 0183 TRANSMITTED SENTENCE
$HC
HDG
Summary
NMEA 0183 standard Heading, Deviation and Variation.
Syntax
$HCHDG,<1>,<2>,<3>,<4>,<5>*hh<CR><LF>
Fields
<1>
Magnetic sensor heading, degrees, to the nearest 0.1 degree.
<2>
Magnetic deviation, degrees east or west, to the nearest 0.1 degree.
<3>
E if field <2> is degrees East
W if field <2> is degrees West
<4>
Magnetic variation, degrees east or west, to the nearest 0.1 degree.
<5>
E if field <4> is degrees East
W if field <4> is degrees West
Default State
Disabled. Transmitted twice per second when enabled.
Notes
This sentence may be enabled or disabled via the $PAMTC,EN,HDG command.