GPS RECEIVER
E
XT
ANTENNA
GPS-610F
5.6 VTG - COURSE OVER GROUND AND GROUND SPEED
The Actual course and speed relative to the ground.
Structure:
GPVTG,x.x,T,x.x,M,x.x,N,x.x,K,a*hh<CR><LF>
1
2
3
4
5 6
Example:
$GPVTG,89.68,T,,M,0.00,N,0.0,K,A*5F<CR><LF>
Field Name
Example
89.68
Description
1
2
3
4
Course
Course
Speed
Speed
True course over ground in degrees (000.0 ~ 359.9)
Magnetic course over ground in degrees (000.0 ~
359.9)
0.00
0.00
Speed over ground in knots (000.0 ~ 999.9)
Speed over ground in kilometers per hour (0000.0 ~
1800.0)
Mode indicator
‘N’ = not valid
‘A’ = Autonomous mode
‘D’ = Differential mode
‘E’ = Estimated (dead reckoning) mode
‘M’ = Manual input mode
‘S’ = Simulator mode
5
6
Mode
A
Checksum
5F
5.7 ZDA- TIME AND DATE
Structure:
$GPRMC,hhmmss.sss,dd,mm.yyyy, , ,xxx<CR><LF>
1 2 3 4 5 6 7
Example:
$GPZDA,104548.04,25,03,2004,,*6C<CR><LF>
Field
1
Name
UTC time
Example
Description
UTC time in hhmmss.ss format, 000000.00 ~
235959.99
104548.04
2
UTC time: day 25
UTC time day (01 ... 31)
UTC
month
time:
3
03
UTC time: month (01 ... 12)
4
UTC time: year 2004
UTC time: year (4 digit year)
Local zone hour
Not being output by the receiver (NULL)
5
Local zone minutes
Not being output by the receiver (NULL)
Checksum
6
7
6C
6C
DS-GPS610F-1 Jul 09
2009 www.rfsolutions.co.uk
Page 15
RFSOLUTIONS [ RFSOLUTIONS.LTD ]
