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A.4 i/o address map, Jrex plus lx user's guide – Kontron JRexplus-LX User Manual

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KTD-S0001-C

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Appendix A: System Resources

JRexplus LX User's Guide

A.4

I/O Address Map

The I/O-port addresses of the JRexplus LX are functionally identical to a standard PC/AT. All addresses not
mentioned in this table should be available. We recommend that you do not use I/O addresses below 0100h
with additional hardware for compatibility reasons even though they are available.

I/O Address

Used for

Available

Comment

01F0h - 01F7h

AMD PCI P-ATA Controller

No

Note (1)

0278h - 027Fh

Yes

Possible address of LPT2

0290h - 0297h

Hardware Monitor

No

02E8h - 02EFh

Yes

Possible address of COM4

02F8h - 02FFh

Serial Port 2

No

Note (1)

0378h - 037Fh

Parallel Port 1

No

Note (1)

03BCh - 03C4h

Yes

Possible address of LPT3

03B0h - 03DFh

Graphic Controller

No

03E8h - 03EFh

Yes

Possible address of COM3

03F0h - 03F7h

Floppy Controller

No

Note (1)

03F8h - 03FFh

Serial Port 1

No

Note (1)

0480h - 048Fh

DMA Extension

No

Chipset

04D0h - 04D8h

PIC Extension

No

Chipset

0CF8h - 0CFFh

PCI Configuration

No

Chipset

6000h - 63FFh

AMD PCI ISA-Bridge

No

Chipset

9C00h - 9FFFh

AMD PCI ISA-Bridge

No

Chipset

AC1Ch - AC1Fh

AMD PCI Host Bridge

No

Chipset

F400h - F4FFh

VIA PCI S-ATA Controller

No

Onboard PCI device

F600h - F6FFh

Realtek PCI LAN Controller

No

Onboard PCI device Note (1)

F900h - F91Fh

VIA PCI S-ATA Controller

No

Onboard PCI device

FA00h - FDFFh

VIA PCI S-ATA Controller

No

Onboard PCI device

FE00h - FE7Fh

AMD PCI Audio Controller

No

Chipset Note (1)

FF00h - FF0Fh

AMD PCI P-ATA Controller

No

Chipset Note (1)


Note:

1)

If the

Used for device is disabled in the BIOS Setup the corresponding address is free.