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)
