5.1 Memory Spaces
64-Kbyte memory spaces can be accessed in the PD78058F, 78058FY Subseries.
Figures 5-1 to 5-3 show memory maps.
Data memory
space
Program
memory
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CHAPTER 5 CPU ARCHITECTURE
Figure 5-1. Memory Map ( PD78056F, 78056FY)
FFFFH
Special Function
Registers (SFRs)
256
8 bits
FF00H
FEFFH
General Registers
32
8 bits
FEE0H
FEDFH
Internal High-speed RAM
1024
8 bits
FB00H
FAFFH
Reserved
FAE0H
FADFH
Internal Buffer RAM
32
8 bits
FAC0H
FABFH
Reserved
FA80H
FA7FH
External Memory
14976
8 bits
C000H
BFFFH
Internal ROM
49152
8 bits
0000H
BFFFH
Program Area
1000H
0FFFH
CALLF Entry Area
0800H
07FFH
Program Area
0080H
007FH
CALLT Table Area
0040H
003FH
Vector Table Area
0000H
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