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ASUS SABERTOOTH 55i
2-19
Chapter 2
2.5.3
Interrupt assignments
Standard interrupt assignments
* These IRQs are usually available for PCI devices.
IRQ
Priority Standard function
0
1
System Timer
1
2
Keyboard Controller
2
–
Redirect to IRQ#9
4
12
Communications Port (COM1)*
5
13
IRQ Holder for PCI Steering*
6
14
Reserved
7
15
Reserved
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
Reserved
13
8
Numeric Data Processor
14
9
Primary IDE Channel
A
B
C
D
E
F
G
H
PCIE x16_1
shared
–
–
–
–
–
–
–
PCIE x16_2
shared
–
–
–
–
–
–
–
PCIE x1_1
shared
–
–
–
–
–
–
–
PCIE x1_2
shared
–
–
–
–
–
–
–
PCIE x1_3
–
shared
–
–
–
–
–
–
LAN1 (8112)
–
–
–
shared
–
–
–
–
JMicron ATA Controller
–
–
shared
–
–
–
–
–
SATA controller 1
–
–
–
–
–
shared
–
–
SATA controller 2
–
–
–
–
–
shared
–
–
USB 2.0 controller 1
–
–
–
–
–
–
–
shared
USB 2.0 controller 2
shared
–
–
–
–
–
–
–
1394 controller
–
–
shared
–
–
–
–
–
HD Audio
–
–
–
–
–
–
shared
–
PCI_1
shared
PCI_2
–
shared
–
–
–
–
–
–
IRQ assignments for this motherboard
Содержание SABERTOOTH 55i - Motherboard - ATX
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