Nauticast A2 Benutzerhandbuch Seite 59

8.1.7 OSD – Own ship data
$--OSD,x.x,A,x.x,a,x.x,a,x.x,x.x,a
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8.1.8 RMC – Recommended minimum specific GNSS data
$--RMC,hhmmss.ss,A,llll.ll,a,yyyy.yy,a,x.x,x.x,xxxxxx,x.x,a,a
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8.1.9 ROT – Rate of turn
The rate of turn value is only used if the talker identifier is TI. Otherwise the value will only be used to
determine the direction, i.e. "Moving Right" or "Moving Left".
$--ROT,x.x,A
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8.1.10 VBW - Dual Ground / Water Speed
The current position source must be external GPS, and heading must be available for the transponder to accept
this sentence.
$--VBW,x.x,x.x,A,x.x,x.x,A,x.x,A,x.x,A
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1 SOG and COG are used if both COG reference and SOG reference are set to either: B, P, R
Format Name
--OSD Sentence Id
x.x Heading, degrees true
A Heading status
x.x Vessel course, degrees true
a Course reference
x.x Vessel speed
a Speed reference
x.x Vessel set
x.x Vessel drift
a Speed units
Format Name
--RMC Sentence Id
hhmmss.s
UTC of position
s
A Status
llll.ll
Latitude
a
yyyy.yy
Longitude
a
x.x Speed over ground, knots
x.x Course over ground, degrees true
xxxxxx Date
x.x
Magnetic variation
a
a Mode indicator
Format Name
--ROT Sentence Id
x.x Rate of turn
A Status
Format Name
--ROT Sentence Id
Longitudinal water speed
x.x
x.x Transverse water speed
A Status: water speed
x.x Longitudinal ground speed
x.x Transverse ground speed
A Status: ground speed
x.x Stern transverse water speed
A Status stern water speed
x.x Stern transverse ground speed
A Status stern ground speed
Seite 59 von 84
Comment
Used
Used if heading status is 'A'
Used
Used as COG
Used 1
Used as SOG
Used 1
Ignored
Ignored
Used to convert SOG to knots
Comment
Used
UTC Second is used to indicate Time
Stamp
Used
Used
Used
Used
Used
Ignored
Ignored
NULL -> Message is ignored
A -> Position with low accuracy
D -> Position with high accuracy
E -> Dead Reckoning Mode with Low
accuracy
M -> Manual Mode with low accuracy
OTHER -> No Position
Comment
Used
Used if Status is set to 'A'
Used
Comment
Used
Ignored
Ignored
Ignored
Used if Status is set to A
Used if Status is set to A
Used
Ignored
Ignored
Ignored
Ignored
1001001-2DE A2 Benutzerhandbuch 2_2