Robert Szabo's Discussions

Robert Szabo's Discussions (3)

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LidarLite terrain following test (Copter 3.3rc8 - Pixhawk)

Gimbal mounted Lidar Lite to correct tilt related measurement problems and point it downwards, 1-2.5meter altitude 6m/s(20km/h) Loiter speed.

Video + Log chart here

Compass interference - expected MAG_FIELD value

I have not had any compass problem so far but when I checked logs I saw MAG_FIELD value slightly above 550. Wiki (http://copter.ardupilot.com/wiki/common-diagnosing-problems-using-logs/) indicates "the length of the mag_field can be anywhere from 12

Lidar Lite altitude measurement - raw data with pitch/roll

It appears that "sonarrange" data is the raw data measured by Lidar Lite and used to set altitude below RNGFND_MAX_CM . However 45 degrees pitch causes 12m drop on 40m intended altitude and 0.9 m drop on 3 m. Calculating with 20 degree pitch the var

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LidarLite terrain following test (Copter 3.3rc8 - Pixhawk)

Compass interference - expected MAG_FIELD value

Lidar Lite altitude measurement - raw data with pitch/roll

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