How to develop my STM32 USB based application?

You would like to learn how to use USB Device and USB Host within STM32 based application? 

You want to follow step by step videos to build your own USB application?

Here a set of STM32 USB trainings: https://www.youtube.com/watch?v=rI3yBmnfAZU&list=PLnMKNibPkDnFFRBVD206EfnnHhQZI4Hxa.

You have for example:

• STM32 USB training - 09.1 USB CDC device basic labs: https://www.youtube.com/watch?v=h9T0RTu9Muc&list=PLnMKNibPkDnFFRBVD206EfnnHhQZI4Hxa&index=9
• STM32 USB training - 09.8 USB MSC device labs: https://www.youtube.com/watch?v=GjQqZd1keBo&list=PLnMKNibPkDnFFRBVD206EfnnHhQZI4Hxa&index=16
• STM32 USB training - 09.2 USB VCP Zero Packet Length lab: https://www.youtube.com/watch?v=jThMHLF6vWo&list=PLnMKNibPkDnFFRBVD206EfnnHhQZI4Hxa&index=10

If you think that other USB related trainings are required, you can share here what is missing.