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16
4.1.5 GSV – GNSS Satellites in View
Purpose
Output number of SVs in view, PRN numbers, elevation, azimuth and SNR values. Four
satellites maximum per transmission, additional satellite data sent in the second or the third
sentence.
Format
$GPGSV,x,x,xx,xx,xx,xxx,xx … xx,xx,xxx,xx*CS
Example
$GPGSV,3,1,11,27,59,276,44,31,50,046,44,08,38,309,44,20,07,165,39*70
$GPGSV,3,2,11,13,10,223,41,28,13,304,38,03,14,054,41,01,13,186,40*73
$GPGSV,3,3,11,02,06,303,43,11,73,165,43,22,06,113,35,,,,*48
Output Rate
Programmable using EverMore Binary Message 0x8E and 0x8F.
Field Name Example Unit Description
1 Message ID $GPGSV GSV protocol header
2 Total Messages 3 x, 1 ~ 3
3 Message Number 1 x, 1 ~ 3
4 Total Number of Satellites In View 11 xx, 0 ~ 12
Leading zeros transmitted
5 Satellite Number #1 27 xx, SV1 ID number, 01 ~ 32
Leading zeros transmitted
6 Elevation Angle #1 59 degree xx, 00 ~ 90
Leading zeros transmitted
7 Azimuth Angle #1 276 degree xxx, 000 ~ 359
Leading zeros transmitted
8 C/No #1 44 dB/Hz xx, C/No 00 ~ 99
Leading zeros transmitted
9 Satellite Number #2 31 SV2 ID number, 01 ~ 32
10 Elevation Angle #2 50 degree 00 ~ 90
11 Azimuth Angle #2 046 degree 000 ~ 359
12 C/No #2 44 dB/Hz C/No 00 ~ 99
13 Satellite Number #3 08 SV3 ID number , 01 ~ 32
14 Elevation Angle #3 38 degree 00 ~ 90
15 Azimuth Angle #3 309 degree 000 ~ 359
16 C/No #3 44 dB/Hz C/No 00 ~ 99
17 Satellite Number #4 20 SV3 ID number, 01 ~ 32
18 Elevation Angle #4 07 degree 00 ~ 90
19 Azimuth Angle #4 165 degree 000 ~ 359
20 C/No #4 39 dB/Hz C/No 00 ~ 99
21 Checksum *70