System Resources; Table 1-7. System Interrupts; Table 1-8. System Memory - HP OmniBook 3100 Service Manual

System Resources

Below are default values for system resources. To see other, non-default possibilities, use the BIOS
Setup utility (see page 3-22), which lists port and audio device configurations in the System Devices
menu.
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.
0 System timer
1 Keyboard
2 Cascade 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
OmniBook 2100/3100
9 Free)
10 USB and CardBus - assigned by Windows driver
11 Free
OmniBook 3000
9 Free (or MIDI, if enabled)
10 USB - assigned by Windows driver
11 CardBus - assigned by Windows driver
12 Pointing device
13 Numeric data processor
14 Internal hard disk (primary IDE controller)
15 Internal CD-ROM drive (secondary IDE controller)
00000 - 9FFFF
A0000 - BFFFF
C0000 - CBFFF
OmniBook 2100/3100
CC000 - DBFFF*
DC000*- FFFFF
OmniBook 3000
CC000 - DFFFF*
E0000*- FFFFF
* Approximate boundary.
** Valid uses for memory addresses CC000-DBFFF or CC000-DFFFF:
Upper memory blocks (UMBs).
PC card memory windows.
1-8 Product Information

Table 1-7. System Interrupts

Table 1-8. System Memory

System memory
Video
Video BIOS
Free**
System BIOS
Free**
System BIOS
HP OmniBook 2100/3000/3100