UGpsLatLong Class Reference

GPS latlon struct to hold the GPS fix information in the latitude/lontitude system. More...

#include <uresgps.h>

Inheritance diagram for UGpsLatLong:

Public Member Functions
void	clear ()
bool	parseGPGGA (char *inBuff, UTime lastTime)
bool	parseGPRMC (char *inBuf, UTime lastTime)
	UGpsLatLong ()
Public Member Functions inherited from ULock
bool	lock ()
void	lockInit ()
void	post ()
bool	tryLock ()
bool	tryWait ()
	ULock ()
void	unlock ()
bool	wait ()
	~ULock ()

Public Attributes
float	dop
	Dillution of Precision for the fix. More...
char	east_lon
	Direction of the lontitude. More...
bool	egnos
	Has the fix used the EGNOS correction. More...
UTime	gmt
	GMT time, as reported by the message (date may be reconstructed) More...
float	heading
	Heading of the reciever (0-360 deg) More...
double	height
	Antenna height data (geoid height) More...
int	height2
	Height differential between an ellipsion and geoid. More...
double	latDeg
	Latitude coordinate in decimal degrees, with North as positive. More...
double	longDeg
	Lontitude coordinate in decimal degrees, with East as positive. More...
char	north_lat
	Direction of the latitude. More...
int	quality
	Show the quality of the fix (No gps/gps/dgps) More...
int	satellites
	Show the nuber of satellites used in the fix. More...
char	sentence [GPS_SENTENCE_MAX_LENGTH]
	last message received More...
float	speed
	Speed of the reciever (m/s) More...
bool	valid
	Show if the fix is valid. More...

Detailed Description

GPS latlon struct to hold the GPS fix information in the latitude/lontitude system.

Constructor & Destructor Documentation

UGpsLatLong::UGpsLatLong ( )

inline

Constructor

References UGpsStatus::clear().

Member Function Documentation

void UGpsLatLong::clear

(

void

)

Clear the structure

References ULock::lock(), and ULock::unlock().

bool UGpsLatLong::parseGPGGA	(	char *	inBuff,
		UTime	lastTime
	)

Parse the GPRMC message

Parameters

[in]	*inBuf	Pointer to the string to be parsed.
[in]	*lastTime	is the last time data were received, to reconstruct date (also for replay).

Returns

true on succes

References UTime::getTimeTm(), GPS_SENTENCE_MAX_LENGTH, ULock::lock(), UTime::now(), UGpsStatus::sentence, and ULock::unlock().

bool UGpsLatLong::parseGPRMC	(	char *	inBuf,
		UTime	lastTime
	)

Parse the GPRMC message

Parameters

[in]	*inBuf	Pointer to the string to be parsed.
[in]	*lastTime	is the last time data were received, to reconstruct date (also for replay).

Returns

true on succes

References UTime::getTimeTm(), GPS_SENTENCE_MAX_LENGTH, KNOTS2M_S, ULock::lock(), UGpsStatus::sentence, and ULock::unlock().

Member Data Documentation

float UGpsLatLong::dop

Dillution of Precision for the fix.

char UGpsLatLong::east_lon

Direction of the lontitude.

bool UGpsLatLong::egnos

Has the fix used the EGNOS correction.

UTime UGpsLatLong::gmt

GMT time, as reported by the message (date may be reconstructed)

float UGpsLatLong::heading

Heading of the reciever (0-360 deg)

double UGpsLatLong::height

Antenna height data (geoid height)

int UGpsLatLong::height2

Height differential between an ellipsion and geoid.

double UGpsLatLong::latDeg

Latitude coordinate in decimal degrees, with North as positive.

double UGpsLatLong::longDeg

Lontitude coordinate in decimal degrees, with East as positive.

char UGpsLatLong::north_lat

Direction of the latitude.

int UGpsLatLong::quality

Show the quality of the fix (No gps/gps/dgps)

int UGpsLatLong::satellites

Show the nuber of satellites used in the fix.

char UGpsLatLong::sentence[GPS_SENTENCE_MAX_LENGTH]

last message received

float UGpsLatLong::speed

Speed of the reciever (m/s)

bool UGpsLatLong::valid

Show if the fix is valid.

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The documentation for this class was generated from the following files:

• uresgps.h
• uresgps.cpp