To understand the USB stack, I've used the following resources: - the spec itself (obviously) - USB Complete by Jan Axelson (quickly go through this one befor

To understand the USB stack, I've used the following resources: - the spec itself (obviously) - USB Complete by Jan Axelson (quickly go through this one before reading the spec) - USB The Universal Serial Bus by Benjamin Lunt (https://www.fysnet.net/the_universal_serial_bus.htm https://www.fysnet.net/the_universal_serial_bus.htm) If you're writing your operating system, checkout other books by Benjamin Lunt: - https://www.fysnet.net/osdesign_book_series.htm https://www.fysnet.net/osdesign_book_series.htm