Acer Aspire L310 User Manual

Page 32

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24

Chapter 1

NOTE: N - Not be used

I/O Address Map

Hex Range

Devices

000-01F
020-021
040-043
060-060
061-061
070-071
080-08F
0A0-0A1
0C0-0DF
0F0-0FF
170-177
1F0-1F7
278-27F
2F8-2FF
378-37F
3F0-3F5
3F6-3F6
3F7-3F7
3F8-3FF
0CF8
0CFC
778-77A

DMA Controller-1
Interrupt Controller-1
System Timer
Keyboard Controller 8742
System Speaker
CMOS RAM Address and Real Time Clock
DMA Page Register
Interrupt Controller-2
DMA Controller-2
Math Co-Processor
Secondary IDE
Primary IDE
Parallel Printer Port 2
Serial Asynchronous Port 2
Parallel Printer Port 1
Floppy Disk Controller
Secondary IDE
Primary IDE
Serial Asynchronous Port 1
Configuration Address Register
Configuration Data Register
Parallel Printer Port 1

IRQ Assignment Map

IRQx

System Devices

Add-On-Card Devices

IRQ0 Timer

N

IRQ1

Keyboard

N

IRQ2

Reserved

N

IRQ3

Serial Port 2

Reserved

IRQ4

Serial Port 1

Reserved

IRQ5

Reserved

Reserved

IRQ6

Floppy Disk

Reserved

IRQ7

Parallel Port

Reserved

IRQ8

Real Time Clock

N

IRQ9

N

Reserved

IRQ10

N

Reserved

IRQ11

N

Reserved

IRQ12

PS/2 Mouse

Reserved

IRQ13

Numeric Processor

N

IRQ14

Embedded Hard Disk

Reserved

IRQ15

Reserved

Reserved

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