This page was last modified 12:21, 20 January 2019 by Gdx. Based on work by Mars2000you.

Main-RAM is the RAM selected by the system at MSX start up. Size can be 8k, 16k, 32k, 48k or 64kB on MSX1, 64kB or more on subsequent generations using Memory Mapper. Method of Main-RAM selection by default is described here.