The hc is used for atitude controls - the hc is a vey limited sonar component, 2 meters at maximum.
I’m using a sf11 with more than 100 meters of precision.
The link you send appear to be an hc with an arduino on the back"
the main purpose of PDB is to power the ESC, there are some with BEC and power sensing, to use with beaglebone you need to see if this power sensing is compatible with APM.
Are you sure BBBMini will fit on this frame ?
What would be the servo…"
Do you know what runs in this ESC DMR ? There are several ESC don't work well on BBBMini - usually the ESC running BLHeli or SimonK works better and some proprietary ESC - for instance - ZTW Beatles doesn't work.
if you are not loading the dtb ( pass 16) you will not have your beaglebone pinmux configured for use with ardupilot - I dont know how much you know about it, but the pins of your beaglebone can be configured for a lot of options, and the DTO…"
do you have followed all steps at Mirko's github?
What version are you using ? I'm using ArduPlane 3.7.1 and is working, please try to checkout this version and see if the compilation are ok.
Another question, in your uEnv file is correctly…"
I have the same problem, mainly when using external compass, I'm using a secondary IMU too, the external compass ( I tried to use roll 180 as APM2, or 5volts powered with level converters) but external compass, no way. "