Chapter 10 CVS-841/851
Technical References
10-2 93132682-01
Name &
Version
Data name
MTW Water temperature
Ver.1.5
$ - - MTW, xx.x, C *hh <CR><LF>
Sentence
Checksum
name
Temperature(
o
C)
Talker device code
Start of sentence
Recommended minimum specific GPS data
RMC
Ver.
1.5/2.0
$ - - RMC, hhmmss, A, xxxx.xxx, N/S, xxxx.xxx, E/W, xxx.x, xxx.x, xxxxxx, *hh <CR><LF>
VTG Course and water speed
Ver.1.5
$ - - VTG, xxx.x, T, , , xx.x, N, ,,a *hh <CR><LF>
Sentence
Ship’s bearing Ground speed Checksum
Name
(True) (KNT)
Mode identifier
These fields are not used
Talker device code
Start of sentence
UTC of position fix (hr/min/sec)
A: Data valid
V:Data invalid
Latitude
N: North
S: South
Longitude
E: East
W: West
Speed over ground, knots
Course over
ground,
degree true
Date:
dd/mm/yy
This field is not used
Start of sentence
Talker device
Sentence type