Download ASUS K7V User's Manual

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3. HARDWARE SETUP
The following table lists the default IRQ assignments for standard PC devices. Use
this table when configuring your system and for resolving IRQ conflicts.
Standard Interrupt Assignments
3. H/W SETUP
Expansion Cards
IRQ
0
1
2
3*
4*
5*
6
7*
8
9*
10*
11*
12*
13
14*
15*
Priority
1
2
N/A
11
12
13
14
15
3
4
5
6
7
8
9
10
Standard Function
System Timer
Keyboard Controller
Programmable Interrupt
Communications Port (COM2)
Communications Port (COM1)
Floppy Disk Controller
Printer Port (LPT1)
System CMOS/Real Time Clock
ACPI Mode when enabled
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 ISA or PCI devices.
Interrupt Request Table for this Motherboard
Interrupt requests are shared as shown by the following table:
INT-A INT-B
PCI slot 1
shared —
PCI slot 2
—
not shared
PCI slot 3
—
—
PCI slot 4
—
—
PCI slot 5
—
—
AGP slot
shared —
Onboard USB controller
—
—
Onboard AC’97/MC’97 codec/AMR —
—
INT-C
—
—
shared
—
—
—
—
shared
INT-D
—
—
—
shared
shared
—
shared
—
IMPORTANT: If using PCI cards on shared slots, make sure that the drivers support “Share IRQ” or that the cards do not need IRQ assignments. Conflicts will arise
between the two PCI groups that will make the system unstable or cards inoperable.
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ASUS K7V User’s Manual