Using Mission Planner
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Connect your vehicle aircraft to the ground station computer using the a micro USB cable
Open Launch the Mission Planner Program
Selecting the “Data” icon at the top of the window to open the Mission Planner’s Planner Flight Data screen
On Select the bottom left, select the “DataFlash Logs” tab and push on the lower left pane of the window
Click the “Download DataFlash Log Via Mavlink” button
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Select the log(s) you want to download from the left pane of the popup window
Any logs with a date of 12/31/1979 were created when the aircraft did not have a GPS lock. As a result these logs usually indicate the times the copter was powered on while indoors.
Click “Download Selected Logs” button
Wait for the log files to download
This will save
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the selected log(s) to your
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Documents>MissionPlanner>logs>in a folder named after the vehicle type, such as
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OCTOCOPTER.