I need to be able to install/upgrade the CoPro from CPU1.I get the FW for CPU1 and CPU2 by its system-bootloader via SPI from another STM32-MCU. Sadly FUS-commands in the System-bootloader are only supported by USB and UART. Studying AN5185, this tas...

USB MSC - use invalid return types in usbd_storage_if.c=> see stated in the generated comments: "@retval USBD_OK if all operations are OK else USBD_FAIL"where USBD_OK = 0, USBD_FAIL = 3 (defined in usbd_def.h)the functions in usbd_storage_if.c get ca...