Free digital ports

Ok I am confused.

        pinMode(2,INPUT);     // PD2 - INT0             - Rudder in                                                     - INPUT Rudder/Aileron        pinMode(3,INPUT);     // PD3 - INT1             - Elevator in                      

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Interrupts on digital pins

Hi all,

Ok I've spent most of the day on this and I'm still struggling so am going to ask here.

I want to use an interrupt to take information from a digital pin on the Ardupilot.

My questions are:

What interrupts are used by Ardupilot, or, more importan

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Newbie coding tips please

Hello,

I'm just trying to get to grips with Ardupilot and the code and would very much appreciate a nudge in the right direction.

I would like to implement a very simple data logger using Ardupilot, and believe there is memory area I can use onboard.

I

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Control Law

Dear Chris and all,

I am currently using Ardupilot as part of my investigation into UAVs for my degree course.

My aim is to add some additional sensors to aid in landing.

It's apparent you use a PID controllers from your very well commented code.

My ques

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