"Hello, my PixHawk (clone bougth directly in Cina) is the version version2.
I found both the capacitor, the one to be paralleled with resistor, and the transistor to be exchanged by the resistor.
I adopted the first solution, the bad accel health…"

"Hi, I'm using a clone one.

I'm doing some check with careful acc & mag calibration,I'll post results.

Thanks for yor reply
Paolo"

"Hi Dmitry 
I had many BAD ACC HEALTH issues on PixHawk board V2.
In your last post on November the 28th I understood this :
- HW modification, I'm able to do it, please could you confirm me that this solution is accepted & tested ? Justo to avoid…"

"Thanks.
It's enough clear about PI and FF so I can do better tuning knowing the rational behind.
But, I apologize, for the trim, this affect offsets for the control loop, the artificial horizon is for the pilot for this reason I'm stressing ☺.
In…"

"Hello, I'm sorry but I disagree with helicopter leveled the artificial horizon shall show the correct position, I agree that when the helicopter is flyng it isn't leveled like at bench the torque doen't permit it.
So, the accelerometer offsets don't…"

"Sorry, another ask, where did you took the *.hex file ?

Thanks
Paolo"

"please have a look here.

Nice and smart solution

http://diydrones.com/forum/topics/arduppm-sbus-support-i-m-confused

Bye
Paolo"

"Hello, very interesting solution, I update my APM and it works with my taranis and X8R receiver :)
Only a thing after this upgrade I'm no more able to open the terminal connection i.e. for download flash data logs.

Did somebody seen this behavior…"