User's Manual

VT-M2M-TC
yyyyy.yy=Longitudeofposition
a=EorW
x=GPSQualityindicator(0=nofix,1=GPSfix,2=Dif.GPSfix)
xx=numberofsatellitesinuse
x.x=horizontaldilutionofprecision
x.x=Antennaaltitudeabovemean‐sea‐level
M=unitsofantennaaltitude,meters
x.x
=Geoidalseparation
M=unitsofgeoidalseparation,meters
x.x=AgeofDifferentialGPSdata(seconds)
xxxx=DifferentialreferencestationID
6.2.2GPGSA
GPSDOPandactivesatellites
ex1:$GPGSA,A,3,,,,,,16,18,,22,24,,,3.6,2.1,2.2*3C
ex2:$GPGSA,A,3,19,28,14,18,27,22,31,39,,,,,1.7,1.0,1.3*35
ex3:
$GPGSA,<1>,<2>,<3>,<4>,,,,,<11>,<12>,<13>,<14>,<15>,<16>,<17>*<
18>
1=Mode:
M=Manual,forcedtooperatein2Dor3D
A=Automatic,3D/2D
2=Mode: