Motorola CMD11E1 User Manual

Page 9

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9

MEMORY MAP

The following memory map is for a 68HC11E9 as shipped in this development board. Other
68HC11 devices in the A and E series may also be used with this board. These optional devices
differ in the amount of internal RAM, ROM and EEPROM available and the factory default value of
the CONFIG register. Consult the HC11 technical reference manual on the support CD for
additional information.

FFFF
FFFE

RESET Vector Address

E000

- - - - - - - - - - - - - - - - - - - - -

Memory Socket U7 (8K device)

(Buffalo Monitor default)

DFFF

B800

Program or Data Memory

EEPROM or RAM in U6

B7FF

B600

HC11 Internal EEPROM in U1

Program or Data

Peripheral Area CS0 – CS7

CS7 = B5F2-B5FF
LCD = B5F0-B5F1
CS6 = B5E0-B5EF

CS5 = B5D0-B5DF
CS4 = B5C0-B5CF
CS3 = B5B0-B5BF

CS2 = B5A0-B5AF
CS1 = B590-B59F
CS0 = B580-B58F

Program or Data Memory

EEPROM or RAM in U6

B5FF

B580
B57F

8000
7FFF

1040

Data Memory

RAM in U5

103F

1000

68HC11 Internal Registers

See 68HC11 Technical Data Manual

0FFF

0200

Data Memory

RAM in U5

01FF

0000

68HC11 Internal RAM in U1 - (0-FF reserved by Buffalo Monitor)

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