Specifications

System Mapping D-3
I/O Address Map
Table D-4: I/O Address Map
Address Device
000-01F DMA Controller 1
020-021 Interrupt Controller 1
040-05F Timer/Counter
060-06F Keyboard Controller
070-07F RTC & NMI Mask
080-08F-091 DMA Page Register
092-09F System Control Port
0A0-0A1 Interrupt Controller 2
0C0-0DF DMA Controller 2
0F0-0FF Math Coprocessor
1F0-1FF Hard Disk Controller
170-17F CD-ROM
200-207 Game port
200-20F System Controller Register
240-253 Audio Chip
2F8-2FF Serial Port 2
330,331 MIDI
350-35F IrDA1.1
376,377 CD-ROM
378-37A Parallel Port
388-38B Audio Chip
3B0-3BB VGA Controller
3CO-3DF VGA Controller
FCFC-FCFF PCMCIA Chip
3F0-3F7 Floppy Disk Controller
3F8-3FF Serial Port 1
CF8-CFF PCI Bus