User`s manual

RX45Q User’s Manual

1.1.12 Standard Interrupt Assignments

* There IRQs are usually available for ISA or PCI device.

1.1.13 PCI Slot

This motherboard has one PCI slot. The PCI slot support

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 on a PCI slot.

IRQ Priority Standard Function

0 1 System Timer

1 2 Keyboard Controller

2 - Redirect to IRQ#9

3 11 Communications Port (COM2)

4 12 Communications Port (COM1)*

5 13 LAN1 - 82567LM (iAMT)

6 14 Reserved

7 15 Printer Port (LPT)*

8 3 System CMOS/Rear Time

9 4 Multimedia device (Audio)

10 5 IRQ holder for PCI streeing*

11 6 IRQ holder for PCI streeing*

12 7 PS/2 Compatible Mouse Port*

13 8 Numeric Data Processor

14 9 Primary IDE Channel - Native mode IDE

15 10 Secondary IDE Channel