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D.2 1st mb memory map, D.3 dma channel assignments, Table d-2: 1st mb memory map – Advantech PCM-9570/S 2006957006 5th Edition User Manual

Page 119: Table d-3: dma channel assignments

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Appendix D System Assignments

107

D.2 1st MB memory map

Table D-2: 1st MB memory map

Addr. range (Hex)

Device

F000h - FFFFh

System ROM

E000h - EFFFh

Unused

D000h - DFFFh

SCSI ROM

*CC00h - CFFFh

Ethernet ROM

C000h - CBFFh

Expansion ROM

B800h - BFFFh

CGA/EGA/VGA text

B000h - B7FFh

Unused

A000h - AFFFh

EGA/VGA graphics

0000h - 9FFFh

Base memory

* If Ethernet boot ROM is enabled

D.3 DMA channel assignments

Table D-3: DMA channel assignments

Channel

Function

0

Available

1

Available

2

Floppy disk (8-bit transfer)

3

Available (Parallel Port)

4

Cascade for DMA controller 1

5

Available

6

Available

7

Available

** Parallel port DMA select 1 or 3