Operating the OmniBook XE2
Software System Resources
2-14
Software 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 setup
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 Audio
6 Floppy drive
7 LPT1 (ECP parallel port)
8 Real-time clock
9 Free
10 Universal serial bus (USB) & CardBus – only in Windows
95/98 and OSR2.5
11 Free (or MIDI if enabled)
12 Pointing device(s)
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 - CFFFF Video BIOS
D0000 - DBFFF Free (see below)
DC000 - FFFFF System BIOS