User`s manual

LV-667 User’s Manual System Resources

IRQ & DMA Resource

C.3 <System IRQ & DMA Resource>

C.3.1 <IRQ>

IRQ Number Devices

0 System timer

1 Standard 101/102-Key or Microsoft Natural Keyboard

2 Programmable interrupt controller

3 Communications Port (COM2)

4 Communications Port (COM4)

4 Communications Port (COM3)

4 Communications Port (COM1)

5 VIA Rhine II Fast Ethernet Adapter

5 VIA Tech 3038 PCI to USB Universal Host Controller

5 VIA/S3G UniChrome Pro IGP

5 ACPI IRQ Holder for PCI IRQ Steering

6 Standard Floppy Disk Controller

7 Vinyl AC'97 Codec Combo Driver (WDM)

7 VIA PCI to USB Enhanced Host Controller

7 Realtek RTL8139/810x Family Fast Ethernet NIC

7 ACPI IRQ Holder for PCI IRQ Steering

8 System CMOS/real time clock

9 SCI IRQ used by ACPI bus

10 MPU-401 Compatible

11 VIA Tech 3038 PCI to USB Universal Host Controller

11 VIA SATA RAID Controller

11 PCI OHCI Compliant IEEE 1394 Host Controller

11 ACPI IRQ Holder for PCI IRQ Steering