I/O Address Map

I/O Address

Function

 

 

000000A0-000000A1

Programmable interrupt controller

 

 

000000A4-000000A5

Programmable interrupt controller

 

 

000000A8-000000A9

Programmable interrupt controller

 

 

000000AC-000000AD

Programmable interrupt controller

 

 

000000B0-000000B5

Programmable interrupt controller

 

 

000000B8-000000B9

Programmable interrupt controller

 

 

000000BC-000000BD

Programmable interrupt controller

 

 

000000C0-000000DF

Direct memory access controller

 

 

000000F0-000000F0

Numeric data processor

 

 

00000170-00000177

Secondary IDE channel

 

 

000001F0-000001F7

Primary IDE channel

 

 

00000274-00000277

ISAPNP Read Data Report

 

 

00000279-00000279

ISAPNP Read Data Report

 

 

00000376-00000376

Secondary IDE channel

 

 

00000378-0000037F

ECP Printer Port (LPT1)

 

 

000003B0-000003BB

Intel (R) 82845G Graphic Controller

 

 

000003C0-000003DF

Intel (R) 82845G Graphic Controller

 

 

000003F0-000003F5

Standard floppy disk controller

 

 

000003F6-000003F6

Primary IDE channel

 

 

000003F7-000003F7

Standard floppy disk controller

 

 

000004D0-000004D1

Programmable interrupt controller

 

 

00000600-00000060F

Motherboard resources

 

 

00000700-0000070F

Motherboard resources

 

 

00000778-0000077F

ECP Printer Port (LPT1)

 

 

00000800-0000080F

Motherboard resources

 

 

00000A79-00000A79

ISAPNP Read Data Report

 

 

00000D00-0000FFFF

PCI bus

 

 

00001000-0000107F

Motherboard resources

 

 

00001180-000011BF

Motherboard resources

 

 

00001800-00001807

Intel (R) 82850/82855 GM/GME Graphics Controller

 

 

00001810-0000181F

Intel (R) 82801DB/DBM Ultra ATA Storage Controller-24CA

 

 

00001820-0000183F

Intel (R) 82801DB/DBM USB Universal Host Controller-24C2

 

 

00001840-0000185F

Intel (R) 82801DB/DBM USB Universal Host Controller-24C4

 

 

00001860-0000187F

Intel (R) 82801DB/DBM USB Universal Host Controller-24C7

 

 

00001880-0000189F

Intel (R) 82801DB/DBM SMBus Controller-24C3

 

 

000018C0-000018FF

Crystal WDM AC’97 Driver for ICH4

 

 

00001C00-00001CFF

Crystal WDM AC’97 Driver for ICH4

 

 

00002000-0000207F

Agere Systems AC’97 Modem

 

 

00002400-000024FF

Agere Systems AC’97 Modem

 

 

00003000-000030FF

Realtek RTL8139/810x Family Fast Ethernet NIC

 

 

0000FC00-0000FCFF

Texas Instruments PCI-1520 CardBus Controller

 

 

0000FD00-0000FDFF

Texas Instruments PCI-1520 CardBus Controller

 

 

0000FE00-0000FEFF

Texas Instruments PCI-1520 CardBus Controller

 

 

0000FF00-0000FFFF

Texas Instruments PCI-1520 CardBus Controller

 

 

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TravelMate 240/ 250

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Image 41
Acer 250 manual Address Map