IBASE Technology MI985, Руководство пользователя

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APPENDIX
62 MI985 User’s Manual
Appendix
A. I/O Port Address Map
Each peripheral device in the system is assigned a set of I/O port
addresses which also becomes the identity of the device. The following
table lists the I/O port addresses used.
Address Device Description
000h - 01Fh DMA Controller #1
000h – CF7h PCI bus
040h – 043h System timer
070h - 077h System CMOS/real time clock
081h - 091h DMA Controller #2
0F0h - 0F0h Numeric data processor
2E0h – 2E7h Communications Port (COM6)
2F8h - 2FFh Communications Port (COM2)
3B0h- 3BBh Intel(R) Iris(TM) Pro Graphics 6200
3F8h - 3FFh Communications Port (COM1)