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To save the least uA in one design I leave the VDDUSB unconnected until a powered USB is plugged in. When the 5V from USB is present a transistor enables the 3.3V to reach the VDDUSB pin.The code generated by CubeMX strightly calls MX_USB_DEVICE_Init...
I originaly added the CubeMX NFC firmware module and made a few builds with that library.Then I removed the NFC component and now every time I generate the code the folders lib_nfc\Target and lib_nfc are added to project resulting in a few warning.I ...