Manual

PmodGPS Reference Manual
www.digilentinc.com page 3 of 4
Copyright Digilent, Inc. All rights reserved. Other product and company names mentioned may be trademarks of their respective owners.
Output Sentences
$GPGGA,064951.000,2307.1256,N,12016.4438,
E,1,8,0.95,39.9,M,17.8,M,,*65<CR><LF>
Example
Description
$GPGGA
Message ID
064951.000
UTC Time (hhmmss.sss)
2307.1256
Latitude (ddmm.mmmm)
N
N/S indicator
12016.4438
Longitude (dddmm.mmmm)
E
E/W indicator
1
Position Fix Indicator
8
Satellites used
0.95
HDOP
39.9
MSL Altitude
M
Units
17.8
Geoidal Separation
M
Units
Age of Diff. Corr.
*65
Checksum
<CR><LF>
End of message indicator
$GPGSA,A,3,29,21,26,15,18,09,06,10,,,,,
2.32,0.95,2.11*00<CR><LF>
Example
Description
$GPGSA
Message ID
A
Mode1 (see GlobalTop manual)
3
Mode2 (see GlobalTop manual)
29
Satellite used (CH1)
21
Satellite used (CH2)
….
Satellite Used (Ch12)
2.32
PDOP
0.95
HDOP
2.11
VDOP
*00
Checksum
<CR><LF>
End of message indicator
$GPGSV,3,1,09,29,36,029,42,21,46,314,43,
26,44,020,43,15,21,321,39*7D<CR><LF>
Example
Description
$GPGSV
Message ID
3
Number of Messages
1
Message Number
09
Satellites in View
29
Satellite ID (CH1)
36
Elevation (CH1)
029
Azimuth (CH1)
42
SNR (C/No)
….
15
Satellite ID CH(4)
21
Elevation (CH4)
321
Azimuth (CH4)
39
SNR (C/No)
*7D
Checksum
<CR><LF>
End of message indicator
$GPRMC,064951.000,A,2307.1256,N,12016.443
8,E,0.03,165.48,260406,3.05,W,A*55<CR><LF>
Example
Description
$GPRMC
Message ID
064951.000
UTC Time (hhmmss.sss)
A
Status (A = data valid)
2307.1256
Latitude (ddmm.mmmm)
N
N/S indicator
12016.4438
Longitude (dddmm.mmmm)
E
E/W indicator
0.03
Speed over ground (knots)
165.48
Course over ground (degrees)
260406
Date (ddmmyy)
3.05
Magnetic Variation (degrees)
W
E/W indicator
A
Mode (see GlobalTop manual)
*55
Checksum
<CR><LF>
End of message indicator
GSA
RMC
GSV
GGA