Interrupt Assignments - Asus P5VDC-TVM SE User Manual

1.6.3

Interrupt assignments

Standard interrupt assignments
IRQ Priority
0
1
2
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 Lan
Onboard 1394
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.
1-18
Standard function
1 System Timer
Keyboard Controller
2
– Redirect to IRQ#9
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 PCI-E x1
7 PS/2 Compatible Mouse Port*
8 Numeric Data Processor
9 Primary IDE Channel
10 Secondary IDE channel
A B
shared -
- shared
-
- -
C D E
- - -
- - -
- - shared
- - -
Chapter 1: Product introduction
F G H
- -
- -
- -
shared -
-
-
-
-