Table 1-7. System Input/Output Addresses (100-3Ff); Table 1-8. Dma Channels - HP omnibook OmniBook XE2 Service Manual

Table 1-7. System Input/Output Addresses (100-3FF)

170-177
1F0-1F7
220-22F
376
378-37F
388-38B
3B0-3BB
3C0-3DF
3E0-3E1
3F0-3F5
3F6
3F7
3F8-3FF
0
1
2
3
4
5
6
7
HP OmniBook XE2
Internal CD-ROM drive (secondary IDE controller)
Internal hard disk drive (primary IDE controller)
DOS games (FM decoding)
Internal CD-ROM drive (secondary IDE controller)
LPT1 (printer port)
DOS games (FM decoding)
VGA adapter
VGA adapter
PCMCIA controller
Floppy disk drive controller
Internal hard disk drive (primary IDE controller)
Floppy disk drive controller
COM1 (serial port)

Table 1-8. DMA Channels

Free
LPT1 (ECP parallel port)
Floppy disk drive
Fast IR (if enabled)
Cascade from secondary PMA controller
Free
Free
Free
Product Information 1-9