Haicom HI-305III, Руководство пользователя

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19
GSV - GPS SATELLITE IN VIEW
Number of satellites in view, PRN number, elevation angle, azimuth
angle, and C/No. Only up to four satellite details are transmitted per
message. Additional satellite in view information is sent in
subsequent GSV messages.
Format:
$GPGSV,<1>,<2>,<3>,<4>,<5>,<6>,<7>, ... ,
<4>,<5>,<6>,<7> *<8><CR><LF>
Example:
$GPGSV,2,1,08,26,50,016,40,09,50,173,39,21,43,316,
38,17,41,144,42*7C<CR><LF>
$GPGSV,2,2,08,29,38,029,37,10,27,082,32,18,22,309,
24,24,09,145,*7B<CR><LF>
Field
1
2
3
4
5
6
7
8
Example
2
1
08
26
50
016
40
7C
Description
Total number of GSV messages to be
transmitted
Number of current GSV message
Total number of satellites in view, 00 ~ 12
Satellite PRN number, GPS: 01 ~ 32,
SBAS: 33 ~ 64 (33 = PRN120)
Satellite elevation number, 00 ~ 90 degrees
Satellite azimuth angle, 000 ~ 359 degrees
C/No, 00 ~ 99 dBNull when not tracking
Checksum