1St Mb Memory Map; Table D.2: 1St Mb Memory Map; Dma Channel Assignments; Table D.3: Dma Channel Assignments - Advantech POD-6552 A2 User Manual

D.2

1st MB memory map

Table D.2: 1st MB memory map

Addr. Range (Hex)
F0000h-FFFFFh
D0000h-EFFFFh
C0000h-CFFFFh
B8000h-BFFFFh
B0000h-B7FFFH
A0000h-AFFFFh
00000h-9FFFFh
D.3

DMA channel assignments

Table D.3: DMA channel assignments

Channel
0
1
2
3
4
5
6
7
Device
System ROM
Unused(reserved for Ethernet ROM)
Expansion ROM(for VGA BIOS)
CGA/EGA/VGA text
Unused
EGA/VGA graphics
Base memory
Function
Available
Available (audio)
Floppy disk (8-bit transfer)
Available (parallel port)
Cascade for DMA controller 1
Available
Available
Available
79 POD-6552 A2 User Manual