Asus A7S8X-MX User manual for A7S8X-MX - Page 26

Interrupt assignments - sound drivers

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1.8.3 Interrupt assignments Standard interrupt assignments IRQ Standard Function 0 System Timer 1 Keyboard Controller 2 Programmable Interrupt 4* Communications Port (COM1) 5* Sound Card (sometimes LPT2) 6 Floppy Disk Controller 7* Printer Port (LPT1) 8 System CMOS/Real Time Clock 9* ACPI Mode when used 10* IRQ holder for PCI Steering 12* PS/2 Compatible Mouse Port 13 Numeric Data Processor 14* Primary IDE Channel 15* Secondary IDE Channel * These IRQs are usually available for ISA or PCI devices. IRQ assignments for this motherboard AGP slot PCI slot 1 PCI slot 2 A B C D used - - - - used - - - - used - 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. 1-14 Chapter 1: Product introduction

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1-14
1-14
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1-14
Chapter 1: Product introduction
Chapter 1: Product introduction
Chapter 1: Product introduction
Chapter 1: Product introduction
Chapter 1: Product introduction
1.8.3
1.8.3
1.8.3
1.8.3
1.8.3
Interrupt assignments
Interrupt assignments
Interrupt assignments
Interrupt assignments
Interrupt assignments
Standard interrupt assignments
Standard interrupt assignments
Standard interrupt assignments
Standard interrupt assignments
Standard interrupt assignments
IRQ
IRQ
IRQ
IRQ
IRQ
Standard Function
Standard Function
Standard Function
Standard Function
Standard Function
0
System Timer
1
Keyboard Controller
2
Programmable Interrupt
4*
Communications Port (COM1)
5*
Sound Card (sometimes LPT2)
6
Floppy Disk Controller
7*
Printer Port (LPT1)
8
System CMOS/Real Time Clock
9*
ACPI Mode when used
10*
IRQ holder for PCI Steering
12*
PS/2 Compatible Mouse Port
13
Numeric Data Processor
14*
Primary IDE Channel
15*
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
B
C
D
AGP slot
used
—
—
—
PCI slot 1
—
used
—
—
PCI slot 2
—
—
used
—
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.