ASUS P8B-X
2-19
* These IRQs are usually available for ISA or PCI devices.
IRQ
Priority Standard function
0
1
System Timer
1
2
Keyboard Controller
2
-
Programmable Interrupt
3*
11
Communications Port (COM2)
4*
12
Communications Port (COM1)
5*
13
--
6
14
Floppy Disk Controller
7*
15
--
8
3
System CMOS/Real Time Clock
9*
4
ACPI Mode when used
10*
5
IRQ Holder for PCI Steering
11*
6
IRQ Holder for PCI Steering
12*
7
PS/2 Compatible Mouse Port
13
8
Numeric Data Processor
14*
9
Primary IDE Channel
15*
10
Secondary IDE Channel
2.5.3
Interrupt assignments
Standard Interrupt assignments
Summary of Contents for P8B-X
Page 1: ...Motherboard P8B X ...
Page 24: ...2 6 Chapter 2 Hardware information 2 2 3 Motherboard layout P8B X R1 0x ...
Page 25: ...ASUS P8B X 2 7 P8B X R2 0x ...
Page 54: ...2 36 Chapter 2 Hardware information ...
Page 88: ...4 30 Chapter 4 BIOS setup ...
Page 122: ...6 20 Chapter 6 Driver installation ...
Page 125: ...ASUS P8B X A 3 A 1 P8B X block diagram R1 0x ...
Page 126: ...A 4 Appendix A Reference information A 2 P8B X block diagram R2 0x ...
