Asus P4SE/U2 User Manual download pdf (Page 19)

ASUS P4SE/U2 Motherboard

1-9

1.8.2 Standard Interrupt Assignments

IRQ Standard Function

0 System Timer

1 Keyboard Controller

2 Programmable Interrupt Controller

3* USB Universal Host Controller

4* Communications Port (COM1)

5* Onboard Audio

6 Standard Floppy Disk Controller

7* Printer Port (LPT1)

8 System CMOS/Real Time Clock

9* Onboard LAN

10* USB Universal Host Controller

11* Onboard VGA

12* PS/2 Compatible Mouse Port

13 Numeric Data Processor

14* Ultra ATA Controller

15* Secondary Ultra ATA Controller

*These IRQs are usually available for ISA or PCI devices.

IRQ assignments for this motherboard

ABCDEFGH

PCI slot 1 shared — — — — — — —

PCI slot 2 — shared — — — — — —

PCI slot 3 — — shared — — — — —

PCI slot 4 — — — shared — — — —

PCI slot 5 shared — — — — — — —

PCI slot 6 — shared — — — — — —

Onboard USB 1.1 controller CHC0

— — — — used — — —

Onboard USB 1.1 controller CHC1

— — — — — used — —

Onboard USB 1.1 controller CHC2

— — — — — — used —

Onboard USB 2.0 controller EHC3

— — — — — — — used

Onboard LAN — — — shared — — — —

Onboard Audio — — shared — — — — —

1.8.3 AGP slot

This motherboard has an Accelerated Graphics Port (AGP) slot that supports AGP

4X cards. Note the notches on the card golden fingers to ensure that they fit the

AGP slot on your motherboard.

P4SE/U2

P4SE/U2 Accelerated Graphics Port (AGP)

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Asus P4SE/U2 User Manual Page 19

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