Uploaded December 2013 | Updated September 2026, 1 week ago

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Short demonstration of the crash checker in AC3.1 which disarms the copter when it goes upside-down for more than 2 seconds. Wiki: ardupilot.org/copter/docs/crash_check.html


Thanks to Joakim Myrbakken who was the first to come up with the idea and provided a code patch.