"Hi Raul..i have the same problem i think,after ESC calibration the apm2.5 cannot connect to computer via USB i don't know why!!! i tried enter the board in dfu programmig mode but no hope the usb only supply voltage to chip, no tx or rx occur, i…"
"i do radio calibration , the problem isn't the calibration it 's all about the APM 2.5 Doesn't appear when i connect it to computer it also don't appear in the com ports!!! any solution"
Hello, we purchased an APM 2.5 board , we connect it to pc and it worked well , and we use mission planner and downloaded the code to the APM 2.5 , when we made ESC calibaration it calibrated well , but motors didn't run ..when we connect the APM…