Asus P5K3 Premium WiFi-AP User Manual - Page 41

Interrupt assignments

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2.5.3 Interrupt assignments Standard interrupt assignments IRQ Priority 0 1 1 2 2 ­ - 3 9 4 12 5 13 6 14 7 15 8 3 9 4 10 5 11 6 12 7 13 8 14 10 15 11 Standard Function System Timer Keyboard Controller Re-direct to IRQ#9 IRQ holder for PCI steering* 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 * These IRQs are usually available for PCI devices. IRQ assignments for this motherboard A B C D PCI slot 1 shared - - - PCI slot 2 - shared - - PCI slot 3 - ­ - shared - LAN(8001) ­ shared - - - SATA(363) shared - - - LAN(8056) ­ - shared - - PCIE x16 1 shared - - - PCIE x16 2 shared - - - PCIE x1 1 - - shared - PCIE x1 2 - - - shared USB controller 1 -- -- USB controller 2 - - - shared USB controller 3 - - shared - USB controller 4 shared - - - USB controller 5 shared - - - USB controller 6 shared USB 2.0 controller 1 - - - - USB 2.0 controller 2 - - shared - SATA controller 1 - - shared - SATA controller 2 - shared - - E F - - ­ - ­ - - ­ - ­ - ­ - ­ - -­ ­ - - ­ - ­ - ­ - ­ - ­ - ­ - ­ - - - ­ - ­ - ­ - ­ - ­ - ­ - ­ - ­ - ­ - ­ G H - - - ­ - - - - ­ - - ­ - - ­ - - ­ - - ­ - - ­ - - - - ­ shared - ­ - - ­ - - ­ - - ­ - - ­ shared ASUS P5K3 Premium 2-15

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ASUS P5K3 Premium
2-15
2.5.3
Interrupt assignments
Standard interrupt assignments
IRQ
Priority
Standard Function
0
1
System Timer
1
2
Keyboard Controller
2
Re-direct to IRQ#9
3
9
IRQ holder for PCI steering*
4
12
Communications Port (COM1)*
5
13
IRQ holder for PCI steering*
6
14
Floppy Disk Controller
7
15
Printer Port (LPT1)*
8
3
System CMOS/Real Time Clock
9
4
IRQ holder for PCI steering*
10
5
IRQ holder for PCI steering*
11
6
IRQ holder for PCI steering*
12
7
PS/2 Compatible Mouse Port*
13
8
Numeric Data Processor
14
10
Primary IDE Channel
15
11
Secondary IDE Channel
* These IRQs are usually available for PCI devices.
IRQ assignments for this motherboard
A
B
C
D
E
F
G
H
PCI slot 1
shared
PCI slot 2
shared
PCI slot 3
shared
LAN(8001)
shared
SATA(363)
shared
LAN(8056)
shared
PCIE x16 1
shared
PCIE x16 2
shared
PCIE x1 1
shared
PCIE x1 2
shared
USB controller 1
shared
USB controller 2
shared
USB controller 3
shared
USB controller 4
shared
USB controller 5
shared
USB controller 6
shared
USB 2.0 controller 1
shared
USB 2.0 controller 2
shared
SATA controller 1
shared
SATA controller 2
shared