Spectra IB965F, User Manual

Page: 75 / 80

APPENDIX
IB965 User’s Manual 71
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
0000h - 001Fh DMA Controller #1
0020h - 003Fh Interrupt Controller #1
0040h - 0043h Timer
0050h - 0053h Timer
0060h Keyboard Controller
0064h Keyboard Controller
0070h - 0077h Real Time Clock
00A0h - 00BFh Interrupt Controller #2
00C0h - 00DFh DMA Controller #2
02E8h - 02EFh Serial Port #4(COM4)
02F8h - 02FFh Serial Port #2(COM2)
0378h - 037Fh Parallel Port #1(LPT1)
03E8h - 03EFFh Serial Port #3(COM3)
03F8h - 03FFh Serial Port #1(COM1)
E000h - E01Fh 82583V Gigabit Network
F000h - F03Fh Graphics adapter Controller
F060h - F07Fh 82579V Gigabit Network