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Appendix a. address mapping, Io address map – Acrosser AR-B1661 User Manual

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AR-B1686 User’s Guide

37

APPENDIX A. ADDRESS MAPPING

IO Address Map

I/O MAP

ASSIGNMENT

0x0000-0x0CF7

PCI bus

0x0000-0x0CF7

Direct memory access controller

0x0D00-0x3FFF

PCI bus.

0x4042-0x4FFF

PCI bus

0x5010-0xFFFF

PCI bus

0xD000-0xD0FF

Multimedia Audio Controller

0xD400-0xD43F

Multimedia Audio Controller

0x0A79-0x0A79

ISAPNP Read Data Port

0x0279-0x0279

ISAPNP Read Data Port

0x0274-0x0277

ISAPNP Read Data Port

0xF000-0xF00F

Intel(r) 82440MX Bus Master IDE Controller

0x01F0-0x01F7

Primary IDE Channel

0x03F6-0x03F6

Primary IDE Channel

0xE000-0xE01F

Intel (r) 82440MX USB Universal Host Controller

0xE400-0xE4FF

Realtek RTL8139(A) PCI Fast Ethernet Adapter

0xE800-0xE8FF

Realtek RTL8139(A) PCI Fast Ethernet Adapter #2

0x0010-0x001F

Motherboard resources

0x0022-0x003F

Motherboard resources

0x0044-0x005F

Motherboard resources

0x0062-0x0063

Motherboard resources

0x0065-0x006F

Motherboard resources

0x0074-0x007F

Motherboard resources

0x0091-0x0093

Motherboard resources

0x00A2-0x00BF

Motherboard resources

0x00E0-0x00EF

Motherboard resources

0x04D0-0x04D1

Motherboard resources

0x0020-0x0021

Programmable interrupt controller

0x00A0-0x00A1

Programmable interrupt controller

0x0080-0x0090

Direct memory access controller

0x0094-0x009F

Direct memory access controller

0x00C0-0x00DF

Direct memory access controller

0x0040-0x0043

System timer

0x0070-0x0073

System CMOS/real time clock

0x0061-0x0061

System speaker

0x00F0-0x00FF

Numeric data processor

0x03F2-0x03F5

Standard floppy disk controller

0x03F7-0x03F7

Standard floppy disk controller

0x03F8-0x03FF

Communications Port (COM1)

0x02F8-0x02FF

Communications Port (COM2)

0x0378-0x037F

Printer Port (LPT1)

0x0060-0x0060

Standard 101/102-Key or Microsoft Natural PS/2 Keyboard

0x0064-0x0064

Standard 101/102-Key or Microsoft Natural PS/2 Keyboard

0x03E8-0x03EF

Communications Port (COM3)

0x03B0-0x03BB

VgaSave

0x03C0-0x03DF

VgaSave

0x01CE-0x01CF

VgaSave

0x02E8-0x02EF

VgaSave