Standard Interrupt Assignments; Irq Assignments For This Motherboard - Asus P4V533-MX User Manual

The motherboard has three PCI slots and one Accelerated Graphics Port (AGP) slot.
To install and configure an expansion card:
1. Install an expansion card following the instructions that came with the chassis.
2. Turn on the system and change the necessary BIOS settings, if any. See
Chapter 2 for BIOS information.
3. Assign an IRQ to the card. Refer to the tables below.
4. Install the drivers and/or software applications for the expansion card
according to the card documentation.

1.10.1 Standard interrupt assignments

IRQ
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.

1.10.2 IRQ assignments for this motherboard

PCI slot 1
PCI slot 2
PCI slot 3
AGP slot
Onboard USB controller HC0
Onboard USB controller HC1
Onboard USB controller HC3
EHCI
Onboard LAN
Onboard audio
ASUS P4V533-MX motherboard user guide
Priority
1
2
N/A
12
13
14
15
3
4
5
6
7
8
9
10
A B
— used
— —
— —
used —
— —
— —
— —
— —
— —
— —
Standard Function
System Timer
Keyboard Controller
Programmable Interrupt
Communications Port (COM1)
IRQ holder for PCI steering
Floppy Disk Controller
Printer Port (LPT1)
System CMOS/Real Time Clock
IRQ holder for PCI steering
Advance AC'97 CODEC
Standard PCI Graphics Adapter (VGA)
PS/2 Compatible Mouse Port
Numeric Data Processor
Primary IDE Channel
Secondary IDE Channel
C D E
— — —
used — —
— used —
— — —
— — shared
— — shared
— — shared
— — shared
— — —
— — —
F G H
— — —
— — —
— — —
— — —
— — —
— — —
— — —
— — —
used — —
— used —
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