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$GPRMC
This message transfers recommended minimum specific GNSS data. Following is an example.
$GPRMC,161229.487,A,3723.2475,N,12158.3416,W,0.13,309.62,120598, ,*10
The $GPRMC message format is shown below.
Field
Message ID
UTC Time
Status
Latitude
N/S Indicator
Longitude
E/W indicator
Speed over ground
Course over ground
Date
(1)
Magnetic variation
(2)
Mode
Checksum
<CR> <LF>
(1)
SiRF does not support magnetic declination. All "course over ground" data are geodetic WGS84 directions.
Fields marked in italic red apply only to NMEA version 2.3 (and later) in this NMEA message description.
(2)
Example
Unit
$GPRMC
161229.487
A
3723.2475
N
12158.3416
W
0.13
knot
309.62
degree
120598
degree
A
*10
Notes
RMC protocol header.
hhmmss.sss
A: Data valid or V: Data invalid.
ddmm.mmmm
N=north or S=south.
ddmm.mmmm
E=east or W=west.
Speed over ground
Course over ground
ddmmyy, current date.
Not used.
A=Autonomous, D=DGPS, E=DR.
Message terminator.
19
T-368 User's Guide v1.0
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