beautypg.com

Appendix c: i/o address map – Acrosser AR-B1851 User Manual

Page 38

background image

AR-B1851 User’s Guide

AR-B1851

38

Appendix C: I/O Address Map

I/O ADDRESS MAP

I/O ADDRESS MAP

DESCRIPTION

00000000-0000000F DMA Controller
00000000-00000CF7 PCI

Bus

00000010-0000001F Mainboard

Resource

00000020-00000021 Programable Interrupt Controller
00000022-0000003F Mainboard

Resource

00000040-00000043 System

Timer

00000044-0000005F Mainboard

Resource

00000060-00000060 Standard 101/102 keyboard Controller
00000061-00000061 System

Speaker

00000062-00000063 Mainboard

Resource

00000064-00000064 Standard 101/102 keyboard Controller
00000065-0000006F Mainboard

Resource

00000070-00000073 System

CMOS/RTC

00000074-0000007F Mainboard

Resource

00000080-00000090 DMA

Controller

00000091-00000093 Mainboard

Resource

00000094-0000009F DMA Controller
000000A0-000000A1 Programable interrupt controller
000000A2-000000BF Mainboard

Resource

000000C0-000000DF DMA Controller
000000E0-000000EF Mainboard

Resource

000000F0-000000FF Math

Coprocessor

00000170-00000177 Secondary IDE Channel
000001F0-000001F7 Primary IDE Channel
00000274-00000277 ISAPNP Read Data Port
00000279-00000279 ISAPNP Read Data Port
00000294-00000297 Mainboard

Resource

000002E8-000002EF COM4
000002F8-000002FF COM2
00000376-00000376 Secondray IDE Channel
00000378-0000037F LPT