lejos.hardware.gps

Class GSVSentence

java.lang.Object

lejos.hardware.gps.NMEASentence

lejos.hardware.gps.GSVSentence

public class GSVSentence
extends NMEASentence

This class has been designed to manage a GSV Sentence GPS Satellites in view eg. $GPGSV,3,1,11,03,03,111,00,04,15,270,00,06,01,010,00,13,06,292,00*74 $GPGSV,3,2,11,14,25,170,00,16,57,208,39,18,67,296,40,19,40,246,00*74 $GPGSV,3,3,11,22,42,067,42,24,14,311,43,27,05,244,00,,,,*4D $GPGSV,1,1,13,02,02,213,,03,-3,000,,11,00,121,,14,13,172,05*67 1 = Total number of messages of this type in this cycle 2 = Message number 3 = Total number of SVs in view 4 = SV PRN number 5 = Elevation in degrees, 90 maximum 6 = Azimuth, degrees from true north, 000 to 359 7 = SNR, 00-99 dB (null when not tracking) 8-11 = Information about second SV, same as field 4-7 12-15= Information about third SV, same as field 4-7 16-19= Information about fourth SV, same as field 4-7

Author:

Juan Antonio Brenha Moral

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	HEADER

Fields inherited from class lejos.hardware.gps.NMEASentence

LATITUDE, LONGITUDE

Constructor Summary

Constructors

Constructor and Description
GSVSentence()

Method Summary

Modifier and Type	Method and Description
java.lang.String	getHeader() Returns the NMEA header for this sentence.
Satellite	getSatellite(int index) Return a NMEA Satellite object
int	getSatellitesInView() Returns the number of satellites being tracked to determine the coordinates.
void	parse(java.lang.String sentence) Method used to parse a GSV Sentence

Methods inherited from class lejos.hardware.gps.NMEASentence

degreesMinToDegrees, isNumeric

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

HEADER

public static final java.lang.String HEADER

See Also:

Constant Field Values

Constructor Detail

GSVSentence

public GSVSentence()

Method Detail

getHeader

public java.lang.String getHeader()

Returns the NMEA header for this sentence.

Specified by:

getHeader in class NMEASentence

Returns:

The NMEA header string ($GPGGA, $GPVTG, etc...)

getSatellitesInView

public int getSatellitesInView()

Returns the number of satellites being tracked to determine the coordinates.

Returns:

Number of satellites e.g. 8

getSatellite

public Satellite getSatellite(int index)

Return a NMEA Satellite object

Parameters:

index -

Returns:

a NMEA satellite object

parse

public void parse(java.lang.String sentence)

Method used to parse a GSV Sentence

Specified by:

parse in class NMEASentence