I have some problems with arducopter (I'm using version 3.4). When I have any problems with GPS coordinates (bad signal, some buildings too close to copter, radio interference/jamming), copter attitude begins to drift badly.
I'm trying to repair my Pixhawk board after hard crash. Board was installed without plastic cover and some parts was teared off the board, also few pcb traces was damaged.
I already repaired and resoldered everything I could, except of L3GD20 an
Yesterday I decided to install my APM 2.0 board that I bought few years ago (never used) to my FPV plane. I downloaded mission planner, uploaded arduplane 2.78b firmware to APM board from MP, connection with USB cable worked without problems.
Yesterday i was tuning my ACM board via USB cable. - wire of LiPo was connected to 5v BEC, + wire was not connected. Suddenly + LiPo wire touched ground of telemetry modem... I saw some sparks, computer died.