Interrupt Assignments; Pci/Pci-X Slots - Asus NCCH-DR User Manual

2.5.3 2.5.3

Interrupt assignments

Interrupt assignments
2.5.3 2.5.3 2.5.3 Interrupt assignments 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
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
* These IRQs are usually available for ISA or PCI devices.
IRQ assignments for this motherboard IRQ assignments for this motherboard
IRQ assignments for this motherboard IRQ assignments for this motherboard IRQ assignments for this motherboard
PCI-X1 slot
PCI-X2 slot
PCI slot1
PCI slot2
PCI slot3
Onboard USB controller 1
Onboard USB controller 2
Onboard USB 2.0 controller
Onboard SATA controller
Onboard LAN2
2.5.4 2.5.4 2.5.4 2.5.4 2.5.4

PCI/PCI-X slots

PCI/PCI-X slots PCI/PCI-X slots PCI/PCI-X slots PCI/PCI-X slots
The PCI/PCI-X slots support cards
such as a LAN card, SCSI card, USB
card, and other cards that comply
with PCI 2.3 and PCI-X 1.0
specifications. The figure shows a
LAN card installed on a PCI slot.
The P C I - X 1 s l o t
Zero-Channel RAID card, it is recommended that you install it on the
PCI-X1 slot for optimum compatibility and performance.
2 - 2 0 2 - 2 0
2 - 2 0 2 - 2 0 2 - 2 0
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 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
1 System Timer
2 Keyboard Controller
— Re-direct to IRQ#9
11 Communications Port (COM2)*
12 Communications Port (COM1)*
13 IRQ holder for PCI steering*
14 Floppy Disk Controller
15 Printer Port (LPT1)*
3 System CMOS/Real Time Clock
4 IRQ holder for PCI steering*
5 IRQ holder for PCI steering*
6 IRQ holder for PCI steering*
7 PS/2 Compatible Mouse Port*
8 Numeric Data Processor
9 Primary IDE Channel
10 Secondary IDE Channel
A A A A A B B B B B C C C C C
— — —
— — —
— — —
— — —
— — —
— —
shared
— — —
— — —
— — —
— —
shared
P C I - X 1 s l o t P C I - X 1 s l o t
P C I - X 1 s l o t P C I - X 1 s l o t on SATA models is colored g r e e n .
D D D D D E E E E E F F F F F G G G G G
— — — —
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—
shared shared shared shared
—
shared shared shared shared
—
shared shared shared shared
— — — —
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shared
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g r e e n . g r e e n .
g r e e n . When installing a g r e e n .
C h a p t e r 2 : H a r d w a r e i n f o r m a t i o n C h a p t e r 2 : H a r d w a r e i n f o r m a t i o n
C h a p t e r 2 : H a r d w a r e i n f o r m a t i o n C h a p t e r 2 : H a r d w a r e i n f o r m a t i o n C h a p t e r 2 : H a r d w a r e i n f o r m a t i o n
P X P X P X P X P X P X P X P X P X P X P X P X
P X P X P X P X P X P X P X P X
H H H H H
I R Q 1 I R Q 1 IRQ I R Q 1 I R Q 1 I R Q 1 IRQ IRQ2 2 2 2 2 IRQ IRQ IRQ IRQ IRQ IRQ3 3 3 3 3 IRQ IRQ IRQ4 4 4 4 4 IRQ IRQ IRQ
—
shared shared shared shared
—
shared shared shared shared
— — — —
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— — — —
— — — — —
— — — — —
— — — —
shared
— — — —
shared
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