Demo is BBC Master only so 128Kb RAM available.
&0400 - &07FF (1kb)
Exomiser 1Kb decompression buffer
&0800 - &08FF (256 bytes)
Sound workspace
&0900 - &0CFF (1kb)
Free
&0D00 - &0D07
NMI handler (RTI)
&0D07 - &0D9F (156 bytes)
Exomizer workspace
&0E00 - &11FF (1Kb)
Disksys & Filesys workspace
Offscreen draw buffer
&1200 - &3000
Main exe code
&3000 - &7BFF (Main memory)
Free
&3000 - &7BFF (Shadow memory)
Free
&7C00 - &7FFF
Main & Shadow screen display/draw buffers
&8000 - &BFFF (16kb) - SWR Bank 0
Effects
&8000 - &BFFF (16kb) - SWR Bank 1
Effects
&8000 - &BFFF (16kb) - SWR Bank 2
Effects
&8000 - &BFFF (16kb) - SWR Bank 3
Effects
&8000 - &8FFF (4Kb) - MOS RAM
Free
&C000 - &DFFF (8kb)
Free / Scratch RAM