User manual

AIMB-564 User Manual 24
1.7.3 Interrupt Assignments
* These IRQs are usually available for ISA or PCI devices.
IRQ assignments for this motherboard
Table 1.2: Standard Interrupt Assignments
IRQ Priority Standard function
0 1 System Timer
1 2 Keyboard Controller
2 - Redirect to IRQ#9
3 11 IRQ holder for PCI steering*
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 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
Table 1.3: IRQ Assignments for AIMB-564
A BC DE F GH
PCI Slot 1 share
d
-------
PCI Slot 2 - shared - - - - - -
PCIE x 16_1 share
d
shared - - - - - -
PCIE x 4_1 share
d
shared - - - - - -
Onboard
ESATA,
SATA_RAID
share
d
- - - - share
d
--
Onboard
PRI_IDE
share
d
-------