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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
FA6DH
FA6CH
LCD Display RAM
20 × 4 bits
FA59H
FA58H
Reserved
FA00H
F9FFH
EEPROM
256 × 8 bits
F900H
F8FFH
Reserved
8000H
7FFFH
Flash Memory
32768 × 8 bits
0000H
46
CHAPTER 3 CPU ARCHITECTURE
Figure 3-4. Data Memory Addressing ( µ PD78F0974)
SFR Addressing
Register Addressing
Short Direct
Addressing
Direct Addressing
Register Indirect
Addressing
Based Addressing
Based Indexed
Addressing
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