mb90f345caspfv Fujitsu Microelectronics, Inc., mb90f345caspfv Datasheet - Page 29

• Manufacturer Part Number: mb90f345caspfv
• Description: 16-bit Proprietary Microcontroller Cmos 2 F2mc-16lx Mb90340 Series
• Manufacturer: Fujitsu Microelectronics, Inc.

Note : The high-order portion of bank 00 gives the image of the FF bank ROM to make the small model of the C
MB90F349A(S), F349CA(S)
MB90F342A(S), F342CA(S)
007900
003FFF
FFFFFF
FF0000
FEFFFF
FE0000
FDFFFF
FD0000
FCFFFF
FC0000
00FFFF
008000
007FFF
000100
0000EF
000000
MB90349A(S), 349CA(S)
MB90342A(S), 342CA(S)
compiler effective. Since the low-order 16 bits are the same, the table in ROM can be referenced without
using the far specification in the pointer declaration.
For example, an attempt to access 00C000
The ROM area in bank FF exceeds 32 Kbytes, and its entire image cannot be shown in bank 00.
The image between FF8000
FF7FFF
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
: No access
External access area
ROM (FF bank)
ROM (FE bank)
ROM (FD bank)
ROM (FC bank)
ROM (image
access area
H
of FF bank)
External
RAM 16 K
Peripheral
Peripheral
is visible only in bank FF.
003FFF
FFFFFF
FF0000
FEFFFF
FE0000
00FFFF
007FFF
000100
0000EF
000000
008000
007900
MB90348A(S), 348CA(S)
MB90341A(S), 341CA(S)
H
H
H
H
H
H
H
H
H
H
H
H
H
and FFFFFF
External access area
ROM (FF bank)
ROM (FE bank)
ROM (image
access area
of FF bank)
Peripheral
RAM 16 K
Peripheral
External
H
H
is visible in bank 00, while the image between FF0000
accesses the value at FFC000
0018FF
FFFFFF
FF0000
FEFFFF
FE0000
00FFFF
000100
0000EF
000000
007FFF
MB90F347A(S), F347CA(S)
008000
007900
MB90347A(S), 347CA(S)
MB90F347(S), F347C(S)
H
H
H
H
H
H
H
H
H
H
H
H
External access area
ROM (FF bank)
ROM (FE bank)
ROM (image
access area
of FF bank)
Peripheral
External
Peripheral
RAM 6 K
MB90340 Series
H
FFFFFF
FF0000
FEFFFF
FE0000
00FFFF
007FFF
0008FF
000100
0000EF
000000
008000
007900
in ROM.
MB90F346A(S), F346CA(S)
MB90346A(S), 346CA(S)
H
H
H
H
H
H
H
H
H
H
H
H
External access area
ROM (FF bank)
ROM (image
access area
of FF bank)
Peripheral
Peripheral
RAM 2 K
External
H
and
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