D technical data – Hitachi SA200 User Manual

Page 113

D Technical Data

SA200

101

D Technical Data

This appendix contains important technical data and specifications
for your SA200.

Upper Memory Address Map

Memory

Address

Definition

Function

000000-09FFFF

640KB memory

Base memory

0A0000-0BFFFF

128KB video RAM

Reserved for graphics
display buffer

0C0000-0CBFFF

Video BIOS

0F0000-0FFFFF

64KB system BIOS

System BIOS

10000-7FFFFF

Extended memory

On-board memory

80000-27FFF

Extended memory

DIMM memory

FE00000-FFFFFF

256KB system ROM

Duplicate of code
assignment at 0E0000-
0FFFFF

lonestar.boo : sa200.fm Page 101 Friday, March 6, 1998 10:53 AM