1St Mb Memory Map; Dma Channel Assignments; Table D-2: 1St Mb Memory Map; Table D-3: Dma Channel Assignments - Advantech PCM-9574 User Manual

D.2 1st MB memory map

Table D-2: 1st MB memory map

Addr. range (Hex)
F000h - FFFFh
E000h - EFFFh
D000h - DFFFh
*CC00h - CFFFh
C000h - CBFFh
B800h - BFFFh
B000h - B7FFh
A000h - AFFFh
0000h - 9FFFh
* If Ethernet boot ROM is enabled
D.3 DMA channel assignments

Table D-3: DMA channel assignments

Channel
0
1
2
3
4
5
6
7
* Audio DMA select 1,3,or 5
** Parallel port DMA select 1 or 3
Device
System ROM
Unused
SCSI ROM
Ethernet ROM
Expansion ROM
CGA/EGA/VGA text
Unused
EGA/VGA graphics
Base memory
Function
Available
Available
Floppy disk (8-bit transfer)
Available (Parallel Port)
Cascade for DMA controller 1
Available
Available
Available
Appendix D System Assignments 103