After some more test, the APM is still not working.
Uploading the code using the APM IMU usb I have the same behaviour. The tx/rx leds of the IMU flash quickly during the upload but after this I have no response from the board and…"
Hello! I'm having some problems programming my new APM board. After soldering the headers I tried to load the "dance demo" to the board. The upload works ok but the program doesn't work. I tried this small program to verify that the board is…