Argus Radar - SERIAL INTERFACE SPECIFICATIONS
988-10187-004 2.2
THS – True heading and status
NOTE
This sentence replaces the deprecated sentence HDT.
Actual vessel heading in degrees true produced by any device or system producing true
heading. This sentence includes a “mode indicator” field providing critical safety related
information about the heading data, and replaces the deprecated HDT sentence.
$--THS,x.x,a*hh<CR><LF>
Mode indicator (see Note)
Heading, degrees true
NOTE
Mode indicator. This field should not be null.
A = Autonomous
E = Estimated (dead reckoning)
M = Manual input
S = Simulator mode
V = Data not valid (including standby)
HDT – Heading true
Actual vessel heading in degrees true produced by any device or system producing true
heading.
NOTE
This is a deprecated sentence which has been replaced by THS.
$--HDT, x.x, T*hh<CR><LF>
Heading, degrees true
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