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ashtech G12 - Page 159

ashtech G12
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145
Commands
$PASHQ,CRT,[x]
This command allows you to query the CRT command, where x is the optional
output port. If a port is not specified, the receiver sends the response to the current
port.
$PASHR,CRT
The Cartesian coordinates and velocities message contains information on the
antenna position, number of satellites, altitude, speed, velocity, and dilution of
precision. The message is output in the format:
$PASHR,CRT,d1,d2,m1,m2,m3,m4,f2,f3,f4,f5,f6,f7,f8,f9,s*cc
Table 4.71 defines the message format.
Table 4.71. $PASHR,CRT Message Format
Parameter Description Range
d1 position type:
0 = autonomous
1 = position differentially corrected with RTCM code
2 = position differentially corrected with CPD float solution
3 = position is CPD fixed solution
0 to 3
d2 Number of satellites used in position computation 3 to 12
m1 Current UTC time, (hhmmss), of position computation in
hours, minutes, and seconds
00 to 235959.50
m2 Antenna position ECEF x coordinate in meters
m3 Antenna position ECEF y coordinate in meters
m4 Antenna position ECEF z coordinate in meters
f2 Receiver clock offset in meters
f3 X-component of velocity vector in m/s
f4 Y-component of velocity vector in m/s
f5 Z-component of velocity vector in m/s
f6 Receiver clock drift in m/s
f6 PDOP - position dilution of precision 0 to 99.9
f7 HDOP - horizontal dilution of precision 0 to 99.9
f8 VDOP - vertical dilution of precision 0 to 99.9
f9 TDOP - time dilution of precision 0 to 99.9
s*cc Firmware version ID 4 character string
G12RevD.book Page 145 Tuesday, April 2, 2002 4:33 PM

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