3 legacy device configuration, 4 usb configuration, Legacy device configuration -21 – Asus RS520-E6/RS8 User Manual

Page 81: Usb configuration -21, Onboard floppy controller [enabled, Serial port1 address [3f8/irq4, Serial port2 address [2f8/irq3, Legacy usb support [enabled, Usb 2.0 controller mode [hispeed