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PCI Bus Number, IDSEL, and IRQ assignments
Description
PCI-E X1 slot
PCI-E X16 slot
PCI1 slot
PCI2 slot
Onboard USB Controller1
Onboard USB Controller2
Onboard USB Controller3
Onboard USB Controller4
Onboard USB2.0 Controller
Onboard LAN1
Onboard LAN2
Onboard VGA
2.5.4
PCI Express x16 slot
(x16 link)
This motherboard supports PCI Express
x16 graphics cards that comply with
the PCI Express specifications. The
following figure shows a graphics card
installed on the PCI Express x16 slot.
2.5.5
PCI Express x1 slot
(x1 link)
This motherboard supports PCI Express
x1 network cards, SCSI cards, and other
cards that comply with PCI Express 1.0a
specifications.
2-16
INTA
INTB
INTC
PIRQB#
PIRQC#
PIRQD#
PIRQF#
PIRQG#
PIRQH#
IRQ3
IRQB
IRQ3
IRQA
IRQB
IRQ5
INTD
REQ#
PIRQA#
REG0
PIRQE#
REG1
IRQA
IRQ7
Chapter 2: Hardware information
GNT#
GNT0
GNT1
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