Dive into a comprehensive 9-hour training course on USB Device and USB Host implementation for STM32-based applications. Enhance your understanding of USB interfaces, focusing on hardware and software aspects using STM32F4 implementation (USB OTG). Explore Device and Host classes through practical hands-on sessions. Designed for engineers seeking to deepen their knowledge of USB interfaces, implement specific USB classes in their code, and learn crucial steps for developing USB-based applications. Gain insights into USB standards, transfer types, electrical specifications, and ST libraries for STM32 USB peripherals. Cover topics including USB introduction, transfers, descriptors, standard class overview, STM32 USB hardware design, Device and Host libraries, and various device and host labs for CDC, HID, MSC, and DFU classes. Additionally, learn about USB debugging, driver signatures, CDC throughput, and USB Type C.