FFFFH
FF00H
FEFFH
FEE0H
FEDFH
FB00H
FAFFH
Data memory
space
6000H
5FFFH
Program
memory
space
0000H
CHAPTER 3 CPU ARCHITECTURE
Figure 3-3. Memory Map ( µ PD780023AS, 780033AS)
Special function
registers (SFRs)
256 × 8 bits
General-purpose
registers
32 × 8 bits
Internal high-speed RAM
1024 × 8 bits
Reserved
Internal ROM
24576 × 8 bits
Preliminary User's Manual U16035EJ1V0UM
5FFFH
Program area
1000H
0FFFH
CALLF entry area
0800H
07FFH
Program area
0080H
007FH
CALLT table area
0040H
003FH
Vector table area
0000H
45