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2.5.3
2.5.3
2.5.3
Interrupt assignments
Interrupt assignments
Interrupt assignments
2.5.3
2.5.3
Interrupt assignments
Interrupt assignments
Standard interrupt assignments
Standard interrupt assignments
Standard interrupt assignments
Standard interrupt assignments
Standard interrupt assignments
I R Q
I R Q
I R Q
I R Q
I R Q
P r i o r i t y
P r i o r i t y
P r i o r i t y
P r i o r i t y
P r i o r i t y
0
1
1
2
2
—
3
11
4
12
5
13
6
14
7
15
8
3
9
4
10
5
11
6
12
7
13
8
14
9
15
10
* These IRQs are usually available for ISA or PCI devices.
2.5.4
2.5.4
PCI Express x8 slot
PCI Express x8 slot
2.5.4
2.5.4
2.5.4
PCI Express x8 slot
PCI Express x8 slot
PCI Express x8 slot
The onboard PCI Express x8 slot provides x4 link to the MCH. This slot is
designed for various server class high performance add-on cards like SCSI
RAID card, fiber-channel card, etc.
A S U S N C L V - D ( A )
A S U S N C L V - D ( A )
A S U S N C L V - D ( A )
A S U S N C L V - D ( A )
A S U S N C L V - D ( A )
S t a n d a r d F u n c t i o n
S t a n d a r d F u n c t i o n
S t a n d a r d F u n c t i o n
S t a n d a r d F u n c t i o n
S t a n d a r d F u n c t i o n
System Timer
Keyboard Controller
Re-direct to IRQ#9
Communications Port (COM2)*
Communications Port (COM1)*
IRQ holder for PCI steering*
Floppy Disk Controller
Printer Port (LPT1)*
System CMOS/Real Time Clock
IRQ holder for PCI steering*
IRQ holder for PCI steering*
IRQ holder for PCI steering*
PS/2 Compatible Mouse Port*
Numeric Data Processor
Primary IDE Channel
Secondary IDE Channel
2 - 1 7
2 - 1 7
2 - 1 7
2 - 1 7
2 - 1 7
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