Appendix D System Assignments

D.1 System I/O Ports

Table D.1: System I/O ports

Addr. range (Hex)

Device

 

 

000-01F

DMA controller

020-021

Interrupt controller 1, master

040-05F

8254 timer

060-06F

8042 (keyboard controller)

070-07F

Real-time clock, non-maskable interrupt (NMI)

 

mask

080-09F

DMA page register

0A0-0BF

Interrupt controller 2

0C0-0DF

DMA controller

0F0

Clear math co-processor

0F1

Reset math co-processor

0F8-0FF

Math co-processor

1F0-1F8

Fixed disk

200-207

Reserved (Game I/O)

278-27F

Parallel printer port 2 (LPT 3)

2E8-2EF

Series port 4

2F8-2FF

Serial port 2

300-31F

Prototype card

360-36F

Reserved

378-37F

Parallel printer port 1 (LPT 2)

380-38F

SDLC, bisynchronous 2

3A0-3AF

Bisynchronous 1

3B0-3BF

Monochrome display and printer adapter (LPT1)

3C0-3CF

Reserved

3D0-3DF

Color/graphics monitor adapter

3E8-3EF

Series port 3

3F0-3F7

Diskette controller

3F8-3FF

Serial port 1

*PNP audio I/O map range from 220 ~ 250H (16 bytes) MPU-401 select from 300 ~ 330H (2 bytes)

PCA-6183 User’s Manual

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IBM PCM-9575, 100/10 user manual Appendix D System Assignments, System I/O Ports, Table D.1 System I/O ports
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100/10, PCM-9575 specifications

The IBM PCM-9575,100/10 is an advanced communication module that showcases IBM's commitment to providing robust and reliable networking solutions. Designed primarily for telecommunications and data transmission applications, this module emphasizes performance, flexibility, and ease of integration.

One of the main features of the PCM-9575 is its modular architecture, allowing businesses to scale their network capabilities according to their growing demands. The device is equipped with multiple ports and interfaces, ensuring compatibility with various networking standards. This feature permits seamless integration with existing infrastructure, reducing downtime and facilitating effortless upgrades.

Moreover, the PCM-9575 is designed for high-speed data processing, boasting impressive throughput capabilities. It supports both 100Base-T and 10Base-T Ethernet standards, allowing for swift data transmission rates. The dual-speed functionality ensures that the module can handle large volumes of data traffic efficiently, whether for small office solutions or larger enterprise networks.

Another key characteristic of the IBM PCM-9575 is its robust error-checking mechanisms. These features enhance data integrity and minimize packet loss, particularly crucial in environments where reliable data transmission is essential. In addition, the module incorporates advanced security protocols, providing an additional layer of protection against potential cyber threats, thus safeguarding sensitive information.

The technology underpinning the PCM-9575 allows for easy configuration and management through user-friendly interfaces. Network administrators can efficiently monitor performance metrics and troubleshoot issues in real-time, streamlining maintenance and ensuring continuous operation.

Furthermore, the IBM PCM-9575's energy-efficient design contributes to lower operational costs, aligning with contemporary sustainability goals. It optimally balances performance and power consumption, making it an eco-friendly choice for organizations aiming to reduce their carbon footprint.

With its advanced features, robust technologies, and impressive characteristics, the IBM PCM-9575,100/10 stands as a reliable solution for any organization looking to enhance their networking capabilities. Whether supporting high-demand applications or varying communication protocols, this module remains a powerful tool in the telecommunications landscape, enabling seamless connectivity and operational efficiency.
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