Bolymin BETA903A, User Manual, Page: 80 / 95

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