PCB (that has STM32F407 as MCU and USB CDC interface is running without error) is not recognized by PC( windows 10).
The STM32F407 is programmed with STMCube IDE and there is no error during initizalition of the functions; HAL_Init(), SystemClock_Init(); MX_USB_DEVICE_Init().As I expect that virtual com port will be opened while the PCB is plugged into my PC, unfor...