Arbor Technology EmModule-621E, Manual, Page: 59 / 64

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Appendix
000003F8 - 000003FF Communications Port
00000778 - 0000077B Printer Port
00000A79 - 00000A79 ISAPNP Read Data Port
00000D00 - 0000FFFF PCI Bus
0000FC00 - 0000FCFF Realtek RTL8139/810x family Fast Ethernet NIC
0000FF00 - 0000FF0F Standard Dual Channel PCI IDE Controller
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.
4.2 Interrupt Request Lines (IRQ)
Level Function
IRQ 01 PC/AT Enhanced PS/2 Keyboard
IRQ 03 Communications Port
IRQ 04 Communications Port
IRQ 0 Standard Enhanced PCI to USB Host Controller
IRQ 0 Standard Open HCD USB Host Controller
IRQ 06 Standard Floppy Disk Controller
IRQ 10 Advanced Micro Devices Win 2K/Win Graphics Driver
IRQ 10 Geode LX AES Crypto Driver
IRQ 11 Realtek RTL8139/810x Family Fast Ethernet NIC
IRQ 12 Microsoft PS/2 Mouse
IRQ 14 Primary IDE Channel
4.3 DMA Map
DMA Channel Device Description
02 Standard Floppy Disk Controller