There is an update to this tutorial for iNav as of 2017/12/11
https://www.youtube.com/watch?v=v23lzMTVSkE
Go easy on me, this is my first online tutorial, the mic was a bluetooth earpiece that doesn't quite get it right.
In the tutorial we cover:
- Airplane Setup basics (Mixer CUSTOMAIRPLANE)
- Motor Mixing (Including Thrust Differential) (MMIX)
- Servo Mixing (SMIX)
- And some failsafe
- Web Site for Servo Source IDs:
https://github.com/cleanflight/cleanflight/blob/master/docs/Mixer.md