IRQ assignments for this motherboard
PCIEx16_1
PCIEx1_1
PCI1 slot
Realtek LAN controller
HD audio
SATA controller
OnChip XHCI controller1
OnChip XHCI controller2
OnChip USB EHCI 1/2/3
OnChip USB OHCI 1/2/3/4
1-18
A
B
C
–
–
shared
shared
–
–
–
–
–
–
shared
–
shared
–
–
–
–
–
–
–
shared
–
shared
–
–
shared
–
–
–
shared
D
E
F
–
–
–
–
–
–
–
shared
–
–
–
–
–
–
–
shared
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Chapter 1: Product introduction
G
H
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–