Asus KGNE-D16 User Guide - Page 37

Interrupt assignments, PCI Express x16 slot x16 link

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2.5.3 Interrupt assignments Standard Interrupt assignments IRQ Priority Standard function 0 1 System Timer 1 2 Keyboard Controller 2 - Programmable Interrupt 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 * These IRQs are usually available for ISA or PCI devices. 2.5.4 PCI Express x16 slot (x16 link) The onboard PCI Express x16 slot provides x16 link to the AMD SP5100 chipset. This slot supports VGA cards and various server class high performance add-on cards. PCIEx16 slot (x16 link) When installing the motherboard to a 1U/2U rackmount server system, first install the expansion card using an optional PCIe x16 riser card, then install the riser card along with the expansion card to the onboard PCI Express x16 slot. ASUS KGN(M)H-D16 2-19

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ASUS KGN(M)H-D16
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
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
PCIEx16 slot (x16 link)
2.5.4
PCI Express x16 slot (x16 link)
The onboard PCI Express x16 slot provides x16 link to the AMD SP5100 chipset.
This slot supports VGA cards and various server class high performance add-on
cards.
When installing the motherboard to a 1U/2U rackmount server system, first
install the expansion card using an optional PCIe x16 riser card, then install the
riser card along with the expansion card to the onboard PCI Express x16 slot.