Are there any examples that can help in NUCLEO-H743ZI communication with PC. i don't have a lot of experience with serial communication. any example code that helps in communication of USB-HS or USB-FS with PC.

I am working on an application that requires data input from USB storage device or PC to nucleo board. That data is to be stored in a SDmmC attached to the nucleo board, also that data is to be retrieved again from the card and shifted to another usb...