"Ok so I can omit it and my problem doen't come from that...I use arduino to progam mega 328 so I omit also all ISP part.
If I well understood, in order to test and try to identify my problem, if I unplug telemetry APM part and plugg only to Hitec…"
I aslo tried to have telemetry information on Aurora. I try without succes for the moment. Just to but sure about BUZ71 connections, only the gate has to be connected to PB0 of ATM328. Nothing on source or drain ?"