RoyalTek RFG-1000 User Manual
Page 23
23
Table 3-1 Mode 1
Value Description
1
Fix not available
2 2D
3 3D
TABLE 3-2 MODE 2
Value Description
M
Manual－forced to operate in 2D or 3D mode
A
Automatic－allowed to automatically switch 2D/3D
GSV－
－
－
－GNSS Satellites in View
Table 4 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
TABLE 4 GSV DATA FORMAT
Name Example
Units Description
Message ID
$GPGSV
GSV protocol header
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(Maximum 90)
Azimuth
048
degrees
Channel 1(True, Range 0 to 359)
SNR (C/No)
42
dBHz
Range 0 to 99, null when not
tracking
….
….
Satellite ID
27
Channel 4(Range 1 to 32)
Elevation
27
degrees
Channel 4(Maximum 90)
Azimuth
138
degrees
Channel 4(True, Range 0 to 359)
SNR (C/No)
42
dBHz
Range 0 to 99, null when not
tracking
Checksum *71
＜CR＞＜LF＞
End of message termination