beautypg.com

System memory map – Epson EQUITY 386/33 PLUS User Manual

Page 121

background image

System Memory Map

000FFFFFFh

00FF0000h

000FE0000h

00100000h

000F0000h

000C8000h

000A0000h

00000000h

System BIOS ROM: 64KB

Duplicated from 0F0000h

Reserved for system board: 64KB

Duplicated from 0E0000h

Extended memory

System BIOS ROM: 64KB

Default Shadow RAM

Duplicated at FF0000h

Reserved for system board: 64KB

Duplicated at FE0000h

I/O Expansion ROM: 96KB Reserved

for ROM on I/O adapters

VGA BIOS ROM: 32KB

Default Shadow RAM

Video memory: 128KB

Reserved for graphics display

buffer

Conventional system memory: 640KB

16MB

(Maximum

system

memory)

1MB

640KB

Specifications A-5