GNSS Module Series
LC29D EVB User Guide
LC29D_EVB_User_Guide 20 / 22
6.2.
Calibration procedure
The calibration procedure is as follows:
Step 1:
Install the EVB on a vehicle.
Step 2:
Switch S203 to
DL
and power on the EVB.
Step 3:
Send the following commands to LC29D module through
Enhanced COM Port
.
1.
Clear calibration data:
$PQTMRESETINSCFG*5B
2.
Configure DR calibration mode:
$PQTMSETINSPROFILE,2,1,1*5B
Step 4:
Switch S203 to
RTK
and start the vehicle.
Step 5:
Keep the vehicle unmoved for at least 30 seconds on a flat road (1°~2° tolerance in gravity
direction).
Step 6:
Speed at least 5m/s, open ground 1 minute.
Step 7:
When $PQTMINS the second parameter of becomes 2 or 4, the calibration is successful.
Example:
$PQTMINS,680013,4,31.821291735,117.116094469,63.424977,-1.261245,0.036807,-
0.303004,166.014936,3.050992,120.071409*40
