System Support

 

 

 

Table 4-9

 

System I/O Map

 

 

I/O Port

Function

0000..001Fh

DMA Controller 1

 

 

0020..002Dh

Interrupt Controller 1

 

 

002E, 002Fh

Index, Data Ports to SIO Controller (primary)

 

 

0030..003Dh

Interrupt Controller

 

 

0040..0042h

Timer 1

 

 

004E, 004Fh

Index, Data Ports to SIO Controller (secondary)

 

 

0050..0052h

Timer / Counter

 

 

0060..0067h

Microcontroller, NMI Controller (alternating addresses)

 

 

0070..0077h

RTC Controller

 

 

0080..0091h

DMA Controller

 

 

0092h

Port A, Fast A20/Reset Generator

 

 

0093..009Fh

DMA Controller

 

 

00A0..00B1h

Interrupt Controller 2

 

 

00B2h, 00B3h

APM Control/Status Ports

 

 

00B4..00BDh

Interrupt Controller

 

 

00C0..00DFh

DMA Controller 2

 

 

00F0h

Coprocessor error register

 

 

0170..0177h

IDE Controller 2 (active only if standard I/O space is enabled for secondary controller)

 

 

01F0..01F7h

IDE Controller 1 (active only if standard I/O space is enabled for primary controller)

 

 

0278..027Fh

Parallel Port (LPT2)

 

 

02E8..02EFh

Serial Port (COM4)

 

 

02F8..02FFh

Serial Port (COM2)

 

 

0370..0377h

Diskette Drive Controller Secondary Address

 

 

0376h

IDE Controller 2 (active only if standard I/O space is enabled for primary drive)

 

 

0378..037Fh

Parallel Port (LPT1)

 

 

03B0..03DFh

Graphics Controller

 

 

03BC..03BEh

Parallel Port (LPT3)

 

 

03E8..03EFh

Serial Port (COM3)

 

 

03F0..03F5h

Diskette Drive Controller Primary Addresses

 

 

03F6h

IDE Controller 1 (active only if standard I/O space is enabled for sec. drive)

 

 

03F8..03FFh

Serial Port (COM1)

 

 

04D0, 04D1h

Interrupt Controller

 

 

0678..067Fh

Parallel Port (LPT2)

 

 

0778..077Fh

Parallel Port (LPT1)

 

 

07BC..07BEh

Parallel Port (LPT3)

 

 

0CF8h

PCI Configuration Address (dword access only )

 

 

0CF9h

Reset Control Register

 

 

0CFCh

PCI Configuration Data (byte, word, or dword access)

NOTE:

Assume unmarked gaps are unused, reserved, or used by functions that employ variable I/O address mapping. Some ranges may include reserved addresses.

 

Technical Reference Guide

www.hp.com

4-15

Page 49
Image 49
HP 8100 manual System I/O Map, Port Function

8100 specifications

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In the realm of security, HP provides several features to protect sensitive information. Secure printing options and user authentication help safeguard documents, which is crucial for maintaining confidentiality in corporate environments.

Overall, the HP 8100 series stands out for its exceptional print speed, high-quality output, robust connectivity options, and energy efficiency. These characteristics make it an excellent choice for businesses looking to enhance their printing capabilities.