hello i hope that you can answer my questions as soon as possible cuz i'm running out of time.1/--which is the most : SIMPLE(code) , STABLE , ARDUINO COMPATIBLE  open  source flight controller  software for quadcopters "2/ what is the method used to…

hellois it possible to use a blheli_s esc with an arduino mega board as the flight controller ? ( no commercial flight controller ) , cuz i read that blheli_s dshot works with betaflight and the compatible clight controllersthank you.