3.4 Data Sentences
Speed (knots only)
Heading (true)
Heading (magnetic)
Course (true)
Course (magnetic)
Waypoint (range, bearing)
Position
TD
Time
Water Temperature
Water Depth
Magnetic Variation
Magnetic Deviation
*: Calculated alternately in true and magnetic using magnetic variation data.
Target Position (Cursor
latitude, longitude)
Radar system data*
*: Range and bearing of origin mark, EBL bearing, VRM range, range and bear-
ing of cursor, etc.
3-4
Table 3-3 NMEA-0183 input sentences
Item
RMA>RMC>VTG>VHW
HDT>HDG(*)>HDM(*)>VHW>VHW(*)
HDM>HDG(*)>HDT(*)>VHW>VHW(*)
RMA>RMC>VTG>RMA(*)>RMC>(*)VTG(*)
VTG>RMA(*)>RMC(*)>VTG(*)
RMB>BWC>BWR
GGA>RMA>RMC>GLL
RMA>GLC>GTD
ZDA
MDA>MTW
DPT>DBK>DBS>DBT
HDG
HDG>RMA>RMC
Table 3-4 Tx NMEA-0183 output sentences
Receive Sentence
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RATLL
RARSD