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Motorola DG128 User Manual

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MEMORY MAPS
Following is the memory map for the CMD912X development board and the various
Microcontroller PM Modules that it supports.  Consult your MCU technical reference manual
on the CD for internal memory map details for the processor.
PM12DP256 Memory Map
FFFF
Expanded Wide Mode
Special (BDM) Expanded
Wide Mode
Single Chip Mode
C000
 1   2   3
   CONFIG
ON  ON  OFF
     MODE
ON  ON  ON
External EPROM
U5/6 (Mon12)
 1   2   3   4
 CONFIG
OFF OFF OFF OFF
   MODE
OFF OFF OFF
On-Chip Flash Memory
Flash Page
8000 – C000
BFFF
8000
4000
External RAM
U3/4
 1   2   3
   CONFIG
ON  OFF
     MODE
OFF OFF ON
(see BDM notes)
External RAM
U3/4
3FFF
1000
On-Chip RAM
3E00 – 3FFF used by Mon12
FFF
800
On-Chip EEPROM
7FF
000
Internal Registers
See your MCU Technical Reference Manual
NOTE:  the DP256 does not provide a  Register Following Peripheral Area.