User`s guide

Code & Data Management

4-16 AT85C51SND3Bx Firmware User’s Guide

7691A–MP3–08/07

xdata space size, code common size and code bank size* shall be a modulo 512B.

Figure 4-1. Memory organisation

Note: *code bank size is optional, see “Code swap”

64KB RAM

data

reserved

xdata

bank code

common code

256B

Customizable