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Rev.A Hardware Specifications 5-3
Developer's Guide SR-600
Confidential
Memory Map
The SR-600 has a 256KB Flash ROM as a system ROM.
After the BIOS starts, the SYSTEM BIOS is assigned to the 64 KB space 0F0000h through
0FFFFFh and the Video BIOS is assigned to the 44KB (40KB for the IM-300) space 0C0000h
through 0CBFFFh.
5-2 Memory Map
Expansion Memory Range
System ROM Range
Expansion ROM Range
Video Buffer Range
Conventional
Memory Range
100000h
0F0000h
0E0000h
0CB000h
0C0000h
0B8000h
0B0000h
0A0000h
000000h
Graphics
RAM
Monochrome
Color
Video BIOS
System BIOS
RAM