First mb memory map – Comtrol DM ATS-XPe User Manual
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Appendix C. Default System Values
First MB Memory Map
First MB Memory Map
This table illustrates the first MB memory map.
Address
Description
F000h-FFFFh
System ROM
D800h-EFFFh
Unused
C800h-D7FFh
Ethernet ROM
C000h-C7FFh
Expansion ROM
B800h-BFFFh
CGA/EGA/VGA text
B000h-B7FFh
Unused
A000h-AFFFh
EGA/VGA graphics
0000h-9FFFh
Base memory
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