Data Structure Of Gps Data - Bolymin BETA903A User Manual

4.5.2.

Data structure of GPS data

Data structure: stRMCData
Data type
char
char
double
char
double
char
double
double
char
double
char
char
Data structure: stVTGData
Data type
double
char
double
char
double
char
double
char
char
Data structure: stGGAData
Data type
char
double
char
double
char
BETA903A USER MANUAL
Data name
cUTCTime[10]
cDataStatus
dLatitude
cLatitudeNS
dLongitude
cLongitudeEW
dSpeedInKnots
dTrackInDegree
cUTCDate[8]
dMagneticDegrees
cMagneticEW
cMode
Data name
dCourseDegree
cCourseIndicator
dMagneticDegree
cMagneticIndicator
dGroundSpeedInKnots
cGroundSpeedUintKno
t
dGroundSpeedInKM
cGroundSpeedUintKM
cMode
Data name
cUTCTime[10]
dLatitude
cLatitudeNS
dLongitude
cLongitudeEW
Description
UTC time of fix by hhmmss.ss.
Data status. (A=valid position, V= navigation
receiver warning)
Latitude of fix.
N or S of Latitude.
Longitude of fix.
E or W of longitude
Speed over ground in knots.
Track made good in degrees True.
UTC date of fix by ddmmyy.
Magnetic variation degrees.
E or W of magnetic variation.
Mode indicator. (A=Autonomous, D=Differential,
E=Estimated, N=Data not valid)
Description
True course made good over ground by degree.
Course indicator.
Magnetic course made good over ground by
degrees.
Magnetic indicator.
Speed over ground in knots.
Unit of previous field, N=Knots.
Speed over ground in km/hour.
Unit of previous field, K=Kilometers per hour.
Mode indicator. (A=Autonomous, D=Differential,
E=Estimated, N=Data not valid)
Description
UTC time of fix by hhmmss.ss.
Latitude of fix.
N or S of Latitude.
Longitude of fix.
E or W of longitude
- 80 -