Holux gr-213 Guía Del Usuario
HOLUX
9
MSL Altitude
9.0
Meters
Units M
Meters
Geoid Separation
Meters
Units M
Meters
Age of Diff. Corr.
second Null fields when DGPS is not used
Diff. Ref. Station ID
0000
Checksum *18
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Table 5-3 Position Fix Indicator
Value Description
0
0 Fix not available or invalid
1
GPS SPS Mode, fix valid
2
Differential GPS, SPS Mode, fix valid
3
GPS PPS Mode, fix valid
5.1.2 Geographic Position with Latitude/Longitude(GLL)
Table 5-4 contains the values for the following example:
$GPGLL,3723.2475,N,12158.3416,W,161229.487,A*2C
Table 5-4 GLL Data Format
Name Example
Units
Description
Message ID
$GPGLL
GLL protocol header
Latitude
3723.2475
ddmm.mmmm
N/S Indicator
N
N/S Indicator N N=north or S=south
Longitude 12158.3416
dddmm.mmmm
E/W Indicator
W
E=east or W=west
UTC Position
161229.487
hhmmss.sss
Status
A
A=data valid or V=data not valid
Checksum *2C
<CR> <LF>
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5.1.3 GNSS DOP and Active Satellites (GSA)
Table 5-5 contains the values for the following example:
$GPGSA,A,3,07,02,26,27,09,04,15, , , , , ,1.8,1.0,1.5*33
Table 5-5 GSA Data Format
Name Example
Units
Description
Message ID
$GPGSA
GSA protocol header
Mode 1
A
See Table 5-6
Mode 2
3
See Table 5-7
Satellite Used(1)
07
Sv on Channel 1
Satellite Used(1)
02
Sv on Channel 2
……
….
Satellite Used
Sv on Channel 20
PDOP
1.8
Position Dilution of Precision
HDOP
1.0
Horizontal Dilution of Precision
VDOP
1.5
Vertical Dilution of Precision
Checksum
*33
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1. Satellite used in solution.