Appendix A
ROBO-6710/6730VLA User’s Manual
System Memory Address Map
Each On-board device in the system is assigned a set of memory addresses, which
also can be identical of the device. The following table lists the system memory
address used.
Memory Area
Size
Device Description
0000 – 003F
1K
Interrupt Area
0040 – 004F
0.3K
BIOS Data Area
0050 – 006F
0.5K
System Data
0070 – 0E26
54K
DOS
0E27 – 0F5E
4.9K
Program Area
0F5F – 9FBF
577K
[Available]
= Conventional memory ends at 640K =
9FC0 – 9FFF
1K
Extended BIOS Area
A000 – AFFF
64K
VGA Graphics
B000 – B7FF
32K
Unused
B800 – BFFF
32K
VGA Text
C000 – CCFF
52K
Video ROM
CD00 – CFFF
12K
Unused
D000 – D7FF
32K
ROM
D800 – DFFF
32K
Unused
E000 – EFFF
64K
BIOS Temporarily stores the area
F000 – FFFF
64K
System ROM