µPD77115, 77115A
6. MEMORY MAP
A Harvard architecture, in which the instruction memory space and data memory space are separated is employed.
6.1 Instruction Memory
6.1.1 Instruction memory map
0xFFFF
System
0xA000
0x9FFF
Instruction RAM
(8K words)
0x8000
0x7FFF
System
0x1000
0x0FFF
Instruction RAM
0x0240 (3.5K words)
0x023F
0x0200
Vector area (64 words)
0x01FF Boot-up ROM
0x0000 (512 words)
Caution Programs and data cannot be placed at addresses reserved for the system, nor can these
addresses be accessed. If these addresses are accessed, the normal operation of the device
cannot be guaranteed.
Data Sheet U14867EJ5V0DS
21