GPS-18X19 Datasheet, PDF (9/11 Pages) List of Unclassifed Manufacturers – GPS Ultra High Sensitivity Module

GSV – GNSS Satellites in View
Number of satellites (SV) in view, satellite ID numbers, elevation, azimuth, and SNR value. Four
satellites
maximum per transmission.
Structure:
$GPGSV,x,x,xx,xx,xx,xxx,xx,…,xx,xx,xxx,xx *hh<CR><LF>
123456745678
Example:
$GPGSV,3,1,12,05,54,069,45,12,44,061,44,21,07,184,46,22,78,289,47*72<CR><LF>
$GPGSV,3,2,12,30,65,118,45,09,12,047,37,18,62,157,47,06,08,144,45*7C<CR><LF>
GPGSV,3,3,12,14,39,330,42,01,06,299,38,31,30,256,44,32,36,320,47*7B<CR><LF>
Field Name
Example Description
1
Number of 3
Total number of GSV messages to be transmitted (1-3)
message
2
Sequence
1
Sequence number of current GSV message
number
3
Satellites in 12
Total number of satellites in view (00 ~ 12)
view
4
Satellite ID 05
Satellite ID number, GPS: 01 ~ 32, SBAS: 33 ~ 64 (33 =
PRN120)
5
Elevation
54
Satellite elevation in degrees, (00 ~ 90)
6
Azimuth
069
Satellite azimuth angle in degrees, (000 ~ 359 )
7
SNR
45
C/No in dB (00 ~ 99)
Null when not tracking
8
Checksum 72
http://www.wenshing.com.tw ; http://www.rf.net.tw
GPS-18X19 Datasheet P9