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Cannot connect to APM1

I have an APM1 on a fully assembled ArduCopter.  Never flown.  Never connected.  This has been sitting in the box for 2 years.  MissionPlanner 1.2.16 is installed.  COM4 appears when I plug into the board.  The board lights up and appears alive and w

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Emergency Bailout

This is more targeted at the traditional heli setups but is there plans (or currently implemented) an emergency bailout feature like that of the helicommand or the recently released Align APS?

If not, is it technical difficulties or lack of testing (l

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arducopter stabilization

I'm trying to write code for the aircraft with vertical take-off and landing based last arduplane code, and therefore carefully reviewing code of arducopter (altitude.pde and ap_motorstri.cpp). incidentally found that the levels of the stabilizing ef

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ESC Calibration Issues

Hello!

We've got a fully assembled hexacopter by jDrones running the APM1 with the bigger motors. We've been following the Arducopter wiki step-by-step, but are having trouble completing the ESC calibration process. We can get the motors to spin after

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all sensors are zero???

fI am getting no data from my sensors.  MP connects to APM 2.5.  only info is Channels in., and i can calibrate radio.  parameters seem to accept changes, But no arming, sensor data, guages or anything.

did my APM 2.5 go bad?

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