I/O Port Address Map - AXIOMTEK IMB203 Series User Manual

IMB203 LGA775 ATX Motherboard User's Manual
4.4

I/O Port Address Map

®
™
The Intel Core 2 Extreme/ Intel
CPUs can communicate via I/O ports. There are total 1KB port
addresses available for assignment to other devices via I/O expansion
cards.
Address
000-01F
020-02D, 024-025
028-029, 02C-02D
02E-02F
030-031, 034-035
038-039, 03C-03D
040-043, 050-053
060
061
062-066
070-077
080-091
092
093-09F
0A0-0BF
0C0-0DF
0F0
0F8-0FF
170-177
1F0-1F7
376
378-37F
380-38F
3A0-3AF
3B0-3BF
Hardware Description
®
™
Core 2 Quad / Core
Devices
DMA controller #1
Interrupt controller #1
Forwarded to LPC(LPC Super I/O )
Interrupt controller #2
Timer/Counter (8254)
Forwarded to LPC (Microcontroller)
NMI
Forwarded to LPC (Microcontroller)
Real time clock, NMI
DMA page register
Processor I/F(Reset Generator)
DMA page register
Interrupt controller #2
DMA controller #2
Processor I/F
Math processor
Forward to SATA (SATA Controller)
Forward to SATA (SATA Controller)
Forward to SATA(SATA Controller)
Parallel Port (LPT)
SDLC #2
SDLC #1
MDA video card
(to be continued)
™
2 Duo
29