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14
REB-4315 Operational Manual
Table 6 Mode 2
Value Description
1
Fix not available
2 2D
3 3D
GSV-GNSS Satellites in View
Table 7 contains the values of the following example:
$GPGSV, 2, 1, 07, 07, 79, 048, 42, 02, 51, 062, 43, 26, 36, 256, 42, 27, 27, 138, 42*71
$GPGSV, 2, 2, 07, 09, 23, 313, 42, 04, 19, 159, 41, 15, 12, 041, 42*41
Table 7 GSV Data Format
Name Example
Units
Description
Message ID
$GPGSV
GSV protocol header
Total Number of
Messages
1
2
Range 1 to 3
Messages
Number
1
1
Range 1 to 3
Satellites in View
07
Satellite ID
07
Channel 1(Range 1 to 32)
Elevation
79
degrees Channel 1(Range 00 to 90)
Azimuth
048
degrees Channel 1(True, Range 000 to 359)
SNR (C/No)
42
dBHz Channel 1(Range 0 to 99, null when
not tracking)
Satellite ID
27
Channel 4(Range 01 to 32)
Elevation
27
degrees Channel 4(Range 00 to 90)
Azimuth
138
degrees Channel 4(True, Range 000 to 359)
SNR (C/No)
42
dB-Hz Channel 4(Range 00 to 99, null when
not tracking)
Checksum *71
＜
CR
＞＜
LF
＞
End of message termination
1
Depending on the number of satellites tracked multiple messages of GSV data may be
required.
RMC-Recommended Minimum Specific GNSS Data
Table 8 contains the values of the following example:
