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Introduction
Identifying System Resources
1-21
Identifying System Resources
Below are default values for the system resources. To see other, non-default
possibilities, refer to the BIOS Setup Utility, which lists port and audio device
configurations in the Input/Output menu.
System Resources
The tables in this section show typical resource usage as set up by the OmniBook
BIOS. Plug-and-play operating systems, drivers, and BIOS settings may change some
of the entries.
System Interrupts
0 System timer
1 Keyboard
2 Cascade to IRQ 9
3 Free (or COM2 infrared port, if enabled)
4 COM1 (serial port)
5 Crystal sound
6 Floppy drive
7 LPT1 (ECP parallel port)
8 Real-time clock
9 Free (or MIDI, if enabled)
10 Universal Serial Bus (USB) - assigned by Windows 95 driver
11 CardBus controller - assigned by Windows 95 driver
12 TouchPad
13 Numeric data processor
14 Internal hard disk (primary IDE controller)
15 Internal CD-ROM drive (secondary IDE controller)
System Memory
00000 - 9FFFF System memory
A0000 - BFFFF Video
C0000 - CBFFF Video BIOS
CC000 - DFFFF Free (see below)
E0000 - FFFFF System BIOS