D.1 address map – IEI Integration NANO-9453 v1.0 User Manual

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NANO-9453 EPIC Motherboard

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D.1 Address Map

I/O address Range

Description

000-01F DMA

Controller

020-021 Interrupt

Controller

040-043 System

time

060-06F Keyboard

Controller

070-07F

System CMOS/Real time Clock

080-09F DMA

Controller

0A0-0A1 Interrupt

Controller

0C0-0DF DMA

Controller

0F0-0FF

Numeric data processor

1F0-1F7

Primary IDE Channel

2E8-2EF

Serial Port 2 (COM2)

2F8-2FF

Serial Port 2 (COM2)

378-37F

Parallel Printer Port 1 (LPT1)

3B0-3BB

Intel

Graphics Controller

3C0-3DF

Intel

Graphics Controller

3E8-3EF

Serial Port 3 (COM3)

3F6-3F6

Primary IDE Channel

3F7-3F7

Standard floppy disk controller

3F8-3FF

Serial Port 1 (COM1)

Table D-1: IO Address Map

D.2 1st MB Memory Address Map

Memory address

Description

00000-9FFFF System

memory

A0000-BFFFF VGA

buffer

F0000-FFFFF System

BIOS

1000000-

Extend BIOS

Table D-2: 1

st

MB Memory Address Map

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