12-28
12. GPS OPERATION (ADVANCED)
GPS Logger function
D
Setting the GPS record sentence
Select the GPS sentence for the GPS Logger
function. Select only the required sentences to
reduce the data volume.
See the contents table shown below before
selecting.
1. Open the GPS LOGGER screen.
» GPS >
GPS Logger
2. Touch “Record Sentence.”
3. Touch the unneeded sentence to remove the
checkmark.
• “
✓
” disappears when the sentence is set to
OFF.
L
The selectable GPS sentences are RMC, GGA,
VTG, and GSA. All sentences are set to ON as
the default.
4. To close the RECORD SENTENCE screen,
push
several times.
Contents of GPS sentence
Sentence
Lon
/Lat
Alt
UTC
Date
(UTC) Status
2D
/3D
COG
(True)
SOG
(knot)
Others
RMC
✔
✔
✔
✔
✔
✔
Mode Indicator
GGA
✔
✔
✔
✔
Number of satellites in use, HDOP,
Geoidal separation, Age of Differential
GPS data
VTG
✔
✔
COG (Magnetic north), SOG (km/h),
Mode Indicator
GSA
✔
✔
ID numbers of satellites used in solution,
PDOP, HDOP, VDOP