Standard Interrupt Assignments; Irq Assignments For This Motherboard - Asus K8V-VM User Manual

Standard Interrupt Assignments

IRQ
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

PCI slot 1
PCI slot 2
OnBoard VGA
When using PCI cards on shared slots, ensure that the drivers support
"Share IRQ" or that the cards do not need IRQ assignments; otherwise,
conflicts will arise between the two PCI groups, making the system unstable
and the card inoperable.
ASUS K8V-VM Motherboard
Priority
1
2
N/A
11
12
13
14
15
3
4
5
6
7
8
9
10
INT A
shared
––
shared
Standard Function
System Timer
Keyboard Controller
Programmable Interrupt
Communications Port (COM2)
Communications Port (COM1)
Sound Card (sometimes LPT2)
Floppy Disk Controller
Printer Port (LPT1)
System CMOS/Real Time Clock
ACPI Mode when used
IRQ Holder for PCI Steering
IRQ Holder for PCI Steering
PS/2 Compatible Mouse Port
Numeric Data Processor
Primary IDE Channel
Secondary IDE Channel
INT B INT C
–– ––
shared ––
–– ––
INT D
––
––
––
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