tmp88ps38ng TOSHIBA Semiconductor CORPORATION, tmp88ps38ng Datasheet - Page 4

• Manufacturer Part Number: tmp88ps38ng
• Description: Cmos 8-bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

1.1.2
Note:
Data Memory
0BEFFH
FFFFFH
0FEFFH
FFFFFH
FFFFFH
13EFFH
25FFFH
FFF00H
25FFFH
FFF00H
25FFFH
FFF00H
00000H
04000H
20000H
00000H
04000H
20000H
00000H
04000H
20000H
The TMP88PS38 has an on-chip 2-Kbyte data memory (Static RAM).
Data in the unused area should be FFH. Or else, general-purpose PROM should be set to
permit access to the program storage area only.
TMP88CM38A
OSD font area
OSD font area
TMP88CP38A
OSD font area
storage area
storage area
TMP88CS38
storage area
storage area
storage area
storage area
Vector table
Vector table
Vector table
MCU mode
MCU mode
MCU mode
Program
Program
Program
Figure 1.1.1 Program Storage Area
FFFFFH
13EFFH
25FFFH
FFF00H
00000H
04000H
20000H
88PS38-4
(a) ROM size = 64 Kbytes
(b) ROM size = 48 Kbytes
(c) ROM size = 32 Kbytes
OSD font area
storage area
storage area
TMP88PS38
Vector table
MCU mode
Program
1BEFFH
1FEFFH
0FFFFH
1FFFFH
0FFFFH
1FFFFH
0FFFFH
17EFFH
1FFFFH
0A000H
1FF00H
0A000H
1FF00H
0A000H
1FF00H
10000H
10000H
10000H
TMP88CM38A
OSD font area
OSD font area
TMP88CP38A
OSD font area
PROM mode
PROM mode
PROM mode
TMP88PS38
storage area
storage area
storage area
storage area
storage area
storage area
Vector table
Vector table
Vector table
Don’t use
Don’t use
Program
Program
Program
TMP88PS38
2005-05-18