Filter
Top Products
Compaq.com - Compaq Presario 1200 Series Maintenance and Service Guide - Model 1245
United States December 9, 2002
Maintenance & Service Guide
Presario 1200 Series
Model: 1245
| Home Page | Notice | Preface | Product Description | Troubleshooting
Illustrated Parts Catalog | Removal & Replacement Procedures | Specifications
Pin Assignments | Battery Pack Operations
Specifications
System I/O Address
System I/O Address
I/O Address (Hex)
System Function (Shipping
Configuration)
0000H - 000FH
Direct memory access
controller
0020H - 0021H
Programmable interrupt
controller
0022H - 0024H Motherboard resources
0040H - 0043H System timer
0060H - 0060H
Standard 101/102-Key or
Microsoft Natural Keyboard
0061H - 0061H System speaker
0064H - 0064H
Standard 101/102-Key or
Microsoft Natural Keyboard
0070H - 0071H System CMOS/real time clock
0080H - 0080H Motherboard resources
0081H - 008FH
Direct memory access
controller
0092H - 0092H Motherboard resources
00A0H - 00A1H
Programmable interrupt
controller
00C0H - 00DFH
Direct memory access
controller
00ECH - 00EFH Motherboard resources
00F0H - 00FFH Numeric data processor
0170H - 0177H
Opti Viper Max Dual PCI IDE
Controller
0170H - 0177H
Secondary IDE controller (dual
fifo)
01F0H - 01F7H
Opti Viper Max Dual PCI IDE
Controller
01F0H - 01F7H
Primary IDE controller (dual
fifo)
0220H - 022FH
ES1869 Plug and Play
AudioDrive
02F8H - 02FFH Compaq Presario 56K-DF
0330H - 0331H
ES1869 Plug and Play
AudioDrive
0370H - 0371H Motherboard resources
0376H - 0376H
Opti Viper Max Dual PCI IDE
Controller
0376H - 0376H
Secondary IDE controller (dual
fifo)
0378H - 037FH Printer Port (LPT1)
0388H - 038BH
ES1869 Plug and Play
AudioDrive
03B0H - 03BBH NeoMagic MagicGraph 128XD
03C0H - 03DFH NeoMagic MagicGraph 128XD
03F0H - 03F5H
Standard Floppy Disk
Controller
03F6H - 03F6H
Opti Viper Max Dual PCI IDE
Controller
03F6H - 03F6H
Primary IDE controller (dual
fifo)
03F7H - 03F7H
Standard Floppy Disk
Controller
03F8H - 03FFH Communications Port (COM1)
040BH - 040BH Motherboard resources
0480H - 048FH Motherboard resources
04D6H - 04D6H Motherboard resources
0800H - 0807H ES1869 Control Interface
0CF8H - 0CFFH PCI bus
FCF0H - FCF7H
Primary IDE Controller (dual
fifo)
FCF0H - FCFFH
Opti Viper Max Dual PCI IDE
Controller
FCF8H - FCFFH
Secondary IDE Controller
(dual fifo)
Return to the index list of Specifications.
Revised: 25 February 1999
http://h18000.www1.hp.com/athome/support/msgs/1245/spec3.html [12/9/2002 9:15:28 AM]