Data Memory Addressing ( Pd78055, 78055Y) - NEC PD78052 User Manual

Figure 5-13. Data Memory Addressing ( PD78055, 78055Y)
FFFFH
Special Function
Registers (SFRs)
256 8 bits
FF20H
FF1FH
FF00H
FEFFH
General Registers
32 8 bits
FEE0H
FEDFH
Internal High-speed RAM
1024 8 bits
FE20H
FE1FH
FB00H
FAFFH
Reserved
FAE0H
FADFH
Internal Buffer RAM
32 8 bits
FAC0H
FABFH
Reserved
FA80H
FA7FH
External Memory
23168 8 bits
A000H
9FFFH
Internal ROM
40960 8 bits
0000H
CHAPTER 5 CPU ARCHITECTURE
SFR Addressing
Register Addressing
Short Direct
Addressing
Direct Addressing
Register Indirect
Addressing
Based Addressing
Based Indexed
Addressing
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