Gga-Global Positioning System Fixed Data; Gll-Geographic Position - Latitude/Longitude; Gsa-Gnss Dop And Active Satellites - Professor REB-3000 Series Operational Manual

Professor RGM-3000/REB-3000
GPS Module Operational Manual)
GGA-Global Positioning System
Fixed Data
Table 2 contains the values of the following
example: $GPGGA, 161229.487,
Table 2 GGA Data Format
Name
Message ID
UTC Position
Latitude
N/S Indicator
Longitude
E/W Indicator
Position Fix Indicator
Satellites Used
HDOP
MSL Altitude
Units
Geoid Separation
Units
Age of Diff. Corr.
Diff. Ref. Station ID
Checksum
CR LF
Table 2-1 Position Fix Indicator
Value
0
1
2
3
GLL-Geographic Position –
Latitude/Longitude
Table 3 contains the values of the following
Table 3 GLL Data Format
Name
Message ID
Latitude
N/S Indicator
Longitude
E/W Indicator
UTC Position
Status
Checksum
CR LF

GSA-GNSS DOP and Active Satellites

Table 4 contains the values of the following
Example Units
$GPGGA
161229.487
3723.2475
N
12158.3416
W
1
07
1.0
9.0 meters
M meters
meters
M meters
second
0000
*18
Fix not available or invalid
GPS SPS Mode, fix valid
Differential GPS, SPS Mode, fix valid
GPS PPS Mode, fix valid
Example Units
$GPGLL GLL protocol header
3723.2475 ddmm.mmmm
N N=north or S=south
12158.3416 Dddmm.mmmm
W E=east or W=west
161229.487 hhmmss.ss
A A=data valid or V=data not valid
*2C
End of message termination
18
3723.2475, N, 12158.3416, W, 1,
07, 1.0, 9.0, M, , , ,0000*18
Description
GGA protocol header
hhmmss.sss
ddmm.mmmm
N=north or S=south
dddmm.mmmm
E=east or W=west
See Table 2-1
Range 0 to 12
Horizontal Dilution of Precision
Null fields when DGPS is not used
End of message termination
Description
example:$GPGLL, 3723.2475, N,
12158.3416, W, 161229.487, A*2C
Description
example:$GPGSA, A, 3, 07, 02, 26,
27, 09, 04, 15, , , , , , 1.8,1.0,1.5*33