SIRF_NAVLIB_INIT

Represents the navigation library initialization data from a SiRF recever

Remarks

Member	Description
ucEnableConAltMode	Enable altitude control data
ucAltMode	See GPSALTITUDE_HOLD_MODES
ucAltSource	See GPSALTITUDE_HOLD_SOURCES
ucDegradedMode	See GPSDEGRADED_MODES
fAltitude	Fixed altitude hold value in meters
sDegradedTimeout	Degraded mode timeout value in seconds
sDRTimeout	Dead Reckoning timeout value in seconds
sCoastTimeout	Coast timeout value in seconds
sHDOPThresh	HDOP thereshold * 10
sGDOPThresh	GDOP threshold * 10
sPDOPThresh	PDOP threshold * 10
ucTrackSmoothMode	1 = True, 0 = False
ucDOPSelection	See SIRF_DOP_MASK_MODES
ucDGPSSelection	See SIRF_DGPS_MODES
ucEditingResidualMode	Editing Residual Mode
sDGPSTimeout	DGPS timeout value in seconds
sElevNavMask	Elevation mask. Degrees * 10.
sPowNavMask	Power mask. Carrier to noise ratio. Range 20 to 50 dBHz.
sEditingResidualThreshold	Editing residual threshold
sSSDThreshold
sStaticNavThreshold	Static navigation threshold
ucSSDMode
ucStaticNavMode	1 - True, 0 = False
ucPositionInitSource	0 = ROM position 1 = User position 2 = SRAM position 3 = Network assisted position
ucTimeInitSource	0 = ROM time 1 = User time 2 = SRAM time 3 = RTC time 4 = Network assisted time
dPosX	Position, ECEF coordinates in meters
dPosY	Position, ECEF coordinates in meters
dPosZ	Position, ECEF coordinates in meters
dGPSTime	Time of Week (TOW)
dDrift	Clock drift in seconds/second
sGPSWeek	GPS Week number

See Also

SirfGetNavigationLibraryInitData

Group

Types

Declaration

typedef struct {
  unsigned char ucEnableConAltMode;
  unsigned char ucAltMode;
  unsigned char ucAltSource;
  unsigned char ucDegradedMode;
  float fAltitude;
  short sDegradedTimeout;
  short sDRTimeout;
  short sCoastTimeout;
  short sHDOPThresh;
  short sGDOPThresh;
  short sPDOPThresh;
  unsigned char ucTrackSmoothMode;
  unsigned char ucDOPSelection;
  unsigned char ucDGPSSelection;
  unsigned char ucEditingResidualMode;
  short sDGPSTimeout;
  short sElevNavMask;
  short sPowNavMask;
  short sEditingResidualThreshold;
  short sSSDThreshold;
  short sStaticNavThreshold;
  unsigned char ucSSDMode;
  unsigned char ucStaticNavMode;
  unsigned char ucPositionInitSource;
  unsigned char ucTimeInitSource;
  double dPosX;
  double dPosY;
  double dPosZ;
  double dGPSTime;
  double dDrift;
  short sGPSWeek;
  short Reserved;
  unsigned char ucClockDriftInitSource;
} SIRF_NAVLIB_INIT_DATA;

File

sirfapi.h

Links

Types, See Also