User`s manual

EP850 All-In-One EPIC Board User’s Manual
Hardware Description
28
3.4 I/O Port Address Map
The Intel
®
Core
TM
2 Duo and C-M Penryn 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 Devices
000-00F DMA controller #1
020-03F Interrupt controller #1
040-05F Timer
060-06F Keyboard controller
070-071 Real time clock, NMI
081-09F DMA page register
0A0-0BF Interrupt controller #2
0C0-0DF DMA controller #2
0F0-0FF Numeric data processor
170-177
376-376
ATA Channel 1
1F0-1F7
3F6-3F6
ATA Channel 0
3B0-3DF Chipset Family
400-41F SMBus controller
3F8-3FF Serial port #1 (COM1)
2F8-2FF Serial port #2 (COM2)