Rikaline GPS-6012 User Manual page 13

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Table A-8 GSV Data Format
Name
Message ID
Number of Messages
Message Number
Satellites in View
Satellite ID
Elevation
Azimuth
SNR (C/No)
....
Satellite ID
Elevation
Azimuth
SNR (C/No)
Checksum
<CR> <LF>
NOTE: Items <4>,<5>,<6> and <7> repeat for each satellite in view to a maximum of four (4) satellites per
sentence. Additional satellites in view information must be sent in subsequent sentences. These fields will be
null if unused.
A.1.5 Recommended Minimum Specific GNSS Data (RMC)
Table A-9 contains the values for the following example:
$GPRMC,161229.487,A,3723.2475,N,12158.3416,W,0.13,309.62,120598, ,*10
Table A-9 RMC Data Format
Name
Message ID
UTC Time
Status
Latitude
N/S Indicator
Longitude
E/W Indicator
Speed Over Ground
Course Over Ground
Date
Magnetic Variation (1)
Checksum
<CR> <LF>
(1) Magnetic Variation is not supported. All "course over ground" data are geodetic WGS84 directions.
A.1.6 Course Over Ground and Ground Speed
Table A-10 contains the values for the following example:
$GPVTG,309.62,T, ,M,0.13,N,0.2,K*6E
Table A-10 VTG Data Format
Name
Message ID
Course
Reference
Course
Reference
Rikaline International Corp.
Tel: ++886 2 2370 4688
GPS-6012 Operating Manual
Example Units
$GPGSV
2
1
07
07
79 degrees Channel 1 (Maximum 90)
048 degrees Channel 1 (True, Range 0 to 359)
42 dBHz
....
27
27 degrees Channel 4 (Maximum 90)
138 degrees Channel 4 (True, Range 0 to 359)
42 dBHz
*71
Example
$GPRMC
161229.487
A
3723.2475
N
12158.3416
W
0.13
309.62 Degrees True
120598
Degrees E=east or W=west
*10
Example Units
$GPVTG
309.62 Degrees Measured heading
T
Degrees Measured heading
M
10F, 64, Kang-Ding Road, Taipei 108, Taiwan
Fax: ++886 2 2370 4686
Description
GSV protocol header
Range 1 to 3
Range 1 to 3
Range 1 to 12
Channel 1 (Range 1 to 32)
Range 0 to 99, null when not tracking
Channel 4 (Range 1 to 32)
Range 0 to 99, null when not tracking
End of message termination
Units
RMC protocol header
hhmmss.sss
A=data valid or V=data not valid
ddmm.mmmm
N=north or S=south
dddmm.mmmm
E=east or W=west
Knots
ddmmyy
End of message termination
Description
VTG protocol header
True
Magnetic (1)
E-Mail: info@rikaline.com.tw
Description
Web: www.rikaline.com.tw
Rikaline
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