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Appendix
- 50 -
00000170 - 00000177
000001F0 - 000001F7
00000274 - 00000277
00000279 - 00000279
000002F8 - 000002FF
00000376 - 00000376
00000378 - 0000037F
000003B0 - 000003BA
000003C0 - 000003DF
000003F0 - 000003F5
000003F6 - 000003F6
000003F7 - 000003F7
000003F8 - 000003FF
00000778 - 0000077B
00000D00 - 0000AC17
0000AC20 - 0000FFFF
0000E000 - 0000EFFF
0000FD00 - 0000FD7F
0000FE00 - 0000FE0F
0000FF00 - 0000FF3F
Secondary IDE Channel
Primary IDE Channel
ISAPNP Read Data Port
ISAPNP Read Data Port
Communications Port
Secondary IDE Channel
Printer Port
Advanced Micro Devices Win 2K/XP Graphics
Driver
Advanced Micro Devices Win 2K/XP Graphics
Driver
Standard floppy disk controller
Primary IDE Channel
Standard floppy disk controller
Communications Port
Printer Port
PCI bus
PCI bus
PCI standard PCI-to-PCI bridge
GeodeLX Audio Driver (WDM)
Standard Dual Channel PCI IDE Controller
Intel(R) PRO/100 M Desktop Adapter
Appendix
- 51 -
4.2 Interrupt Request Lines (IRQ)
Level
IRQ 01
IRQ 03
IRQ 04
IRQ 05
IRQ 05
IRQ 06
IRQ 08
IRQ 09
IRQ 10
IRQ 10
IRQ 11
IRQ 11
IRQ 12
IRQ 14
Standard 101/102-Key or Microsoft Natural PS/2 Keyboard
Communications Port
Communications Port
Standard Enhanced PCI to USB Host Controller
Standard OpenHCD USB Host Controller
Standard ?oppy disk controller
System CMOS/real time clock
Microsoft ACPI-Compliant System
Advanced Micro Devices Win 2K/XP Graphics Driver
Geode LX AES Crypto Driver
Intel(R) PRO/100 M Desktop Adapter
GeodeLX Audio Driver (WDM)
PS/2 Compatible Mouse
Primary IDE Channel
Peripheral devices use interrupt request lines to notify CPU for the service
required. The following table shows the IRQ used by the devices on board.
Function