Spectra Precision ProMark 800 Reference Manual - Manual (Page 369)

357
Query Command Library
Response Format Syntax
$GPRMC,m1,c2,m3,c4,m5,c6,f7,f8,d9,f10,c11,c12*cc
Parameters
Example $PASHQ,RMC
$GPRMC,160324.50,A,4717.959275,N,00130.500805,W,0.0,0.0,250208,1.9,
W,A*3D
See also $PASHS,NME
Automatic Output
of RMC Messages
This is a reminder on how to output RMC messages at regular
intervals of time: Use the $PASHS,NME command with the
syntax below:
$PASHS,NME,RMC,<port_ID>,ON,<Rate>
For more details on the $PASHS,NME command, refer to the
Set Command Library Chapter.
As an example, the command below will output RMC
messages on port A at a rate of 0.5 second:
$PASHS,NME,RMC,A,ON,0.5
Parameter Description Range
m1 Current UTC time of position (hhmmss.ss)
000000.00-
235959.99
c2
Status
• A: Data valid
• V: Navigation receiver warning
A, V
m3 Latitude of position (ddmm.mmmmmm)
0-90
0-59.999999
c4 Direction of latitude N, S
m5 Longitude of position (dddmm.mmmmmm)
0-180
0-59.999999
c6 Direction of longitude E,W
f7 Speed Over Ground, in knots 000.0-999.9
f8 Course Over Ground, in degrees (true) 000.0-359.9
d9 Date (ddmmyy) 010100-311299
f10 Magnetic variation, in degrees 0.00-99.9
c11 Direction of variation E, W
c12
Mode indicator:
• A: Autonomous mode
• D: Differential mode
• N: Data not valid
A, D, N
*cc Checksum *00-*FF