Asus P4S8X-MX - Manual (Page 28)

1 - 1 8 1 - 1 8 1 - 1 8 1 - 1 8 1 - 1 8 C h a p t e r 1 : P r o d u c t i n t r o d u c t i o n C h a p t e r 1 : P r o d u c t i n t r o d u c t i o n C h a p t e r 1 : P r o d u c t i n t r o d u c t i o n C h a p t e r 1 : P r o d u c t i n t r o d u c t i o n C h a p t e r 1 : P r o d u c t i n t r o d u c t i o n
Standard interrupt assignments Standard interrupt assignments Standard interrupt assignments Standard interrupt assignments Standard interrupt assignments
I R Q I R Q I R Q I R Q I R Q P r i o r i t y P r i o r i t y P r i o r i t y P r i o r i t y P r i o r i t y S t a n d a r d F u n c t i o n S t a n d a r d F u n c t i o n S t a n d a r d F u n c t i o n S t a n d a r d F u n c t i o n S t a n d a r d F u n c t i o n
0 1 System Timer
1 2 Keyboard Controller
2 – Programmable Interrupt
4* 12 Communications Port (COM1)
5* 13 IRQ holder for PCI steering
6 14 Floppy Disk Controller
7* 15 Printer Port (LPT1)
8 3 System CMOS/Real Time Clock
9* 4 IRQ holder for PCI steering
10* 5 Advance AC’97 CODEC
11* 6 Standard PCI Graphics Adapter (VGA)
12* 7 PS/2 Compatible Mouse Port
13 8 Numeric Data Processor
14* 9 Primary IDE Channel
15* 10 Secondary IDE Channel
* These IRQs are usually available for ISA or PCI devices.
IRQ assignments for this motherboard IRQ assignments for this motherboard IRQ assignments for this motherboard IRQ assignments for this motherboard IRQ assignments for this motherboard
A A A A A B B B B B C C C C C D D D D D E EE EE F FF FF G G G G G H H H H H
PCI slot 1 — — shared — — — — —
PCI slot 2 — — — shared — — — —
PCI slot 3 — used — — — — — —
AGP slot shared — — — — — — —
Onboard USB controller 1 — — — — used — — —
Onboard USB controller 2 — — — — — used — —
Onboard USB controller 3 — — — — — — used —
Onboard USB 2.0 controller — — — — — — — used
Onboard LAN — — — shared — — — —
Onboard audio — — shared — — — — —
Onboard VGA shared — — — — — — —
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.