Orion NMEA User Manual
GPS Receiver Module
Micro Modular Technologies Pte. Ltd.
Page 7 of 25
No. 3, Ubi Avenue 3, #03-02 Crocodile House 408857 Singapore
Tel: 65-6745-8832 Fax: 65-6293-0661 Email: sales@micro-modular.com
www.micro-modular.com
3.5
GSV – GNSS Satellites in View
This sentence contains the PRNs, azimuth, elevation, and signal strength of all satellites in view.
$GPGSV,3,1,10,03,37,299,47,09,15,094,41,14,34,193,49,15,68,031,52*72
$GPGSV,3,2,10,16,07,242,42,18,58,025,50,19,08,322,40,21,53,086,52*76
$GPGSV,3,3,10,22,62,292,50,26,06,035,37*70
Name
Description
Type
Example
MsgID
GSV Header
$GPGSV
NumMsgs
Total number of GSV sentences
3
MsgNum
Sentence number (of the total)
1
NumSatView
Number of satellites in view
10
SatID1
SV on channel 1, 5 or 9
03
Elevation1
Elevation (in degrees)
37
Azimuth1
Azimuth (in degrees True)
299
C/No1
C/No of satellite (in dB-Hz)
47
SatID2
SV on channel 2, 6 or 10
09
Elevation2
Elevation
15
Azimuth2
Azimuth
094
C/No2
C/No of satellite
41
SatID3
SV on channel 3, 7 or 11
14
Elevation3
Elevation
34
Azimuth3
Azimuth
193
C/No3
C/No of satellite
49
SatID4
SV on channel 4, 8 or 12
15
Elevation4
Elevation
68
Azimuth4
Azimuth
031
C/No4
C/No of satellite
52
ChkSum
Checksum
*72
EOL
NMEA end of line
<CR> <LF>
Table 6 – GSV Sentence Fields