Make sure you're using the latest code of everything: APM, Mission Planner and HK GCS. (all the download sections).
Alt is given by GPS. It's typically displayed as above sea level, but all internal calculations in APM are AGL (ie, relative to launch altitude) as is the norm for UAVs.
Replies
Erik,
Make sure you're using the latest code of everything: APM, Mission Planner and HK GCS. (all the download sections).
Alt is given by GPS. It's typically displayed as above sea level, but all internal calculations in APM are AGL (ie, relative to launch altitude) as is the norm for UAVs.