User`s manual

486-OCV Plus
Appendix C u C-1
v Appendix C: Memory & I/O Maps
Memory Address Map
Address Name Function
0000000 to 640K System System Board Memory
009FFFF Board RAM
00A0000 to 128K Video Reserved for Graphics Display
00BFFFF Display Memory Memory
00C0000 to 192K I/O Reserved for ROM on I/O
00EFFFF Expansion ROM Adapter Card
00F0000 to 64K ROM on System Board BIOS
00FFFFF the System Board
0100000 to Maximum System Board Memory
3FFFFFF Memory 63M