2 configuring an expansion card, 3 standard interrupt assignments, Table 1.5: standard interrupt assignments – Advantech AIMB-256 User Manual
Page 23: 4 pci slot, Configuring an expansion card, Pci slots, Chapter 1 p roduction introduction, 3 standard interrupt assignments 1.6.4 pci slot

17
AIMB-256 User Manual
Chapter 1
P
roduction
Introduction
5.
Secure the card to the chassis with the screw you removed earlier.
6.
Replace the system cover.
1.6.2
Configuring an Expansion Card
After installing the expansion card, configure it by adjusting the software settings.
1.
Turn on the system and change the necessary BIOS settings if any.
2.
Assign an IRQ to the card if needed. Refer to the tables on the next page.
3.
Install the software drivers for the expansion card.
1.6.3
Standard Interrupt Assignments
1.6.4
PCI Slot
Table 1.5: 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 (LPT)*
8
3
System CMOS/Rear Time
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
* There IRQs are usually available for ISA or PCI device.
AIMB-256 has one PCI slot. The PCI slot
supports cards such as a LAN card,
SCSI card, USB card, and other cards
that comply with PCI specifications. The
figure shows a LAN card installed in a
PCI slot.