LOCOSYS Technology Inc.
20F.-13, No.79, Sec. 1, Xintai 5th Rd.,
Xizhi Dist., New Taipei City 221, Taiwan
℡
886-2-8698-3698
886-2-8698-3699
www.locosystech.com/
Page
12/23
© 2018 LOCOSYS Technology Inc.
Azimuth
205
degrees
Channel 1 (Range 000 to 359)
SNR (C/No)
49
dB-Hz
Channel 1 (Range 00 to 99, null when not tracking)
….
….
Satellite ID
42
Channel 4 (Range 01 to 196)
Elevation
54
degrees
Channel 4 (Range 00 to 90)
Azimuth
141
degrees
Channel 4 (Range 000 to 359)
SNR (C/No)
41
dB-Hz
Channel 4 (Range 00 to 99, null when not tracking)
Checksum
*72
<CR> <LF>
End of message termination
Note: Depending on the number of satellites tracked multiple messages of GSV data may be required.
RMC---Recommended Minimum Specific GNSS Data
Table 8.1-9 contains the values for the following example:
$GNRMC,081419.000,A,2503.7150,N,12138.7463,E,0.01,0.00,160415,,,A*7B
Table 8.1-9
RMC Data Format
Name
Example
Units
Description
Message ID
$GNRMC
RMC protocol header, GN means GPS+GLONASS
GP means GPS only
GL means GLONASS only
UTC Time
081419.000
hhmmss.sss
Status
A
A=data valid or V=data not valid
Latitude
2503.7150
ddmm.mmmm
N/S Indicator
N
N=north or S=south
Longitude
12138.7463,
dddmm.mmmm
E/W Indicator
E
E=east or W=west
Speed over ground
0.01
knots
True
Course over ground
0.00
degrees
Date
160415
ddmmyy
Magnetic variation
degrees
(Not shown)
Variation sense
E=east or W=west (Not shown)
Mode
A
A=autonomous, D=DGPS, E=DR, N=Data not valid,
R=Coarse Position, S=Simulator
Checksum
*7B
<CR> <LF>
End of message termination
