graeme's Discussions (3)

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No output signal to ESCs

I`v had a problem since buying my new APM 2.5, the ESCs beep every 2 seconds.  This shows an abnormal output.  I have tried calibrating the ESCs and reloading the firmware 20 time and still no joy. I have just tested the output with an ociliscope and

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Testing the outputs on a APM 2.5

I cant get my ESCs to work they beep every 2 seconds indicating a bad input.  How can I test the output signal from my brand new APM 2.5 board before I go and buy another 4 ESCs.

I have calibrated the ESCs 25 times now and it still refuses to work.

The

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Is it my ESCs faulty or my new APM 2.5

I have a brand new APM 2.5 all loaded and working great according to the info displayed in Mission Planner. All the RC, inputs and outputs all move on the screen as they should.

Yet no matter how many times I re-calibrate my ESCs they still beep every

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