GPSCoordinate object  GPSHeading object

Chapter 2: System Object Properties, Events, and Functions

GPSFix object

The GPSFix object is a system structure that stores information about the current position fix. It is used by the SerialGPS object. The GPSFix object has no events. It inherits functions from the PowerObject base object.

Properties

GPSFix property

Datatype

Description

Altitude

Real

Height above mean sea level (geoid).

ClassDefinition

PowerObject

An object of type PowerObject containing information about the class definition of the object or control.

FixQuality

Integer

Quality of the current position fix. Values are:

  • 0 Invalid

  • 1 GPS fix

  • 2 DGPS fix

FixTime

Time

Universal Time Coordinate (UTC) at which the current position fix was read.

GeoidalHeight

Real

Height of geoid above WGS84 ellipsoid.

HDOP

Real

Relative accuracy of the horizontal position.

IsFixValid

Boolean

Whether there is valid fix data from the satellite.

Latitude

GPSCoordinate

North/South position in degrees.

Longitude

GPSCoordinate

East/West position in degrees.

NumberOfSatellites

Integer

Number of satellites used for the current position fix.





Copyright © 2004. Sybase Inc. All rights reserved. GPSHeading object

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