"Hi;
 
Also for Y6 config - should I just change the line '//#define FRAME_CONFIG QUAD_FRAME' in the APM_config.h file to :
#define FRAME_CONFIG Y6_FRAME
?
 
Or do I also need to do something else before compiling?"

"Hi;
 
I have better luck with using the "make px4", 
OK after I built the 'ArduCopter-v2.px4' with make, how do I upload this file to the Pixhawk?  via APMplanner? QGroundControl?  Where to place this file for them to upload?
 
Rgds
 
 "

"Hi I also encounter the same problem.  I am compiling from Visual Studio 2010 with the instructions from http://dev.ardupilot.com/wiki/building-ardupilot-apm-with-visual-st...

Any solution?"

"Hi;

I am using the Pixhawk for a heacy-duty Y6, with max current drawn at up to 300A.  Obviously I need to by-pass the current-sensing in the power module and connect more battery in parallel.  I just need the pixhawk to monitor the voltage of the…"