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SPK-GPS-Y1020A/GPS-Y1020P Mountable GPS Receiver Module
Contents
Sentence ID
Course over ground
Course over ground
Speed over ground
Unit
Speed over ground
Unit
Mode Indicator
checksum
<CR><LF>
Example
$GPVTG
275.6
Unit
Explanation
VTG header
Receiver’s direction of travel
Moving clockwise starting at due north
degrees
T
M
000.0
N
000.0
K
A
0B
degrees
Receiver’s direction of travel*1
knots
Receiver’s speed (knots) *2
knots
Receiver’s speed (km/h) *2
km/h
A: Autonomous, D: D-GPS, N: Data not valid *3
km/h
End of sentence
Example
$GPVTG,275.6,T,,M,000.0,N,000.0,K,A*0B
Note
*1 Travel direction (Magnetic Degrees) is not output.
*2 The Speed over ground is expressed as three integer digits and one decimal digit. Values
999.9 and higher are expressed as 999.9.
*3 Positioning system mode indicator
3.1.7
GPZDA sentence
Explanation
Contents
Sentence ID
UTC
Day
Month
Year
Local zone hours
Local zone minutes
checksum
<CR><LF>
Example
$GPZDA
105512
12
11
2003
48
Unit
hour
minute
Explanation
ZDA header
UTC time
Day according to UTC time
Month according to UTC time
Year according to UTC time
*
*
End of sentence
Example
$GPZDA,105512,12,11,2003,,*48
Note
* Local zone hours and Local zone minutes are not output.
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