
User's Manual U11919EJ3V0UM00
41
CHAPTER 3 CPU ARCHITECTURE
3.1 Memory Space
The
µ
PD789026 Subseries can access 64 Kbytes of memory space. Figures 3-1 through 3-5 show the memory
maps.
Figure 3-1. Memory Map (
µµµµ
PD789022)
FFFFH
FF00H
FEFFH
FE00H
FDFFH
1000H
0FFFH
0000H
0FFFH
0000H
0080H
007FH
0040H
003FH
002CH
002BH
Data
Memory Space
Program
Memory Space
Special Function Registers
256
×
8 bits
Internal High-Speed RAM
256
×
8 bits
Reserved
Internal ROM
4,096
×
8 bits
Program Area
CALLT Table Area
Program Area
Vector Table Area
Содержание mPD789026 Subseries
Страница 2: ...User s Manual U11919EJ3V0UM00 2 MEMO...
Страница 8: ...User s Manual U11919EJ3V0UM00 8 MEMO...
Страница 12: ...User s Manual U11919EJ3V0UM00 12 MEMO...
Страница 22: ...User s Manual U11919EJ3V0UM00 22 MEMO...
Страница 32: ...User s Manual U11919EJ3V0UM00 32 MEMO...
Страница 84: ...User s Manual U11919EJ3V0UM00 84 MEMO...
Страница 92: ...User s Manual U11919EJ3V0UM00 92 MEMO...
Страница 104: ...User s Manual U11919EJ3V0UM00 104 MEMO...
Страница 166: ...User s Manual U11919EJ3V0UM00 166 MEMO...
Страница 178: ...User s Manual U11919EJ3V0UM00 178 MEMO...
Страница 184: ...User s Manual U11919EJ3V0UM00 184 MEMO...
Страница 204: ...User s Manual U11919EJ3V0UM00 204 MEMO...
Страница 206: ...User s Manual U11919EJ3V0UM00 206 MEMO...
Страница 212: ...User s Manual U11919EJ3V0UM00 212 MEMO...