Data Memory Addressing ( Pd78082) - NEC PD78081(A) User Manual

FFFFH
Special Function
Registers (SFRs)
256
F F 2 0 H
FF1FH
F F 0 0 H
FEFFH
General Registers
32 8 bits
FEE0H
FEDFH
Internal High-speed RAM
384
FE20H
FE1FH
FD80H
FD7FH
Unusable
4 0 0 0 H
3FFFH
Internal ROM
16384
0 0 0 0 H
CHAPTER 3 CPU ARCHITECTURE
Figure 3-5. Data Memory Addressing ( PD78082)
SFR Addressing
8 bits
Register Addressing
8 bits
8 bits
Short Direct
Addressing
Direct Addressing
Register Indirect
Addressing
Based Addressing
Based Indexed
Addressing
31