Editing Memory Management

The F256 line comes with 512 KB of RAM and 256 KB of flash memory. Up to 256 KB additional Memory, either RAM or Flash, can be added through the [[Expansion Port]].

=== Physical Memory Layout ===

The address bus is 21 bits wide, allowing a total of 2<sup>21</sup> = 2 MB to be addressed.

{| class="wikitable"
!Address!!Purpose
|-
|$00:0000 - $07:FFFF||RAM 
|-
|$80:0000 - $0F:FFFF||Flash
|-
|$10:0000 - $13:FFFF||Expansion Memory
|-
|$14:0000 - $1F:FFFF||Reserved
|}