1) STM32CubeMX Version 4.26.1, STM32Cube V1.0, using firmware package STM32Cube MCU Package for STM32L4 Series 1.12.0 (22 May 2018)2) New Project, STM32L476RE, USB Device, class for FS IP Audio Device class, configure RCC + 3 GPIO's because of how my...