User's Manual

VT-M2M-TC VM

1=UTCofpositionfix

2=Datastatus(V=navigationreceiverwarning)

3=Latitudeoffix

4=NorS

5=Longitudeoffix

6=EorW

7=Speedovergroundinknots

8=TrackmadegoodindegreesTrue

9=UT

date

10=Magneticvariationdegrees(Easterlyvar.subtractsfromtruecourse)

11=EorW

12=Checksum

4.2.5GPVTG

TrackMadeGoodandGroundSpeed.

ex1:$GPVTG,360.0,T,348.7,M,000.0,N,000.0,K*43

ex2:$GPVTG,054.7,T,034.4,M,005.5,N,010.2,K



054.7,TTruetrackmadegood

034.4,MMagnetictrackmadegood

005.5,NGroundspeed,knots

010.2,KGroundspeed,Kilometersperhour



ex3:$GPVTG,t,T,,,s.ss,N,s.ss,K*hh

1=Trackmadegood

2=Fixedtext'T'indicatesthattrackmadegoodisrelative

totruenorth

3=notused

4=notused

5=Speedovergroundinknots

6=Fixedtext'N'indicatesthatspeedovergroundininknots

7=Speedovergroundinkilometers/hour

8=Fixedtext'K'indicatesthatspeedovergroundisin

kilometers/hour

9=Checksum

Theactualtrackmadegoodandspeedrelativetotheground.

$GPVTG,x.x,T,x.x,M,x.x,N,x.x,K

x.x,T=Track,degreesTrue

x.x,M=Track,degreesMagnetic

x.x,N=Speed,knots

x.x,K=Speed,Km/hr