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MB89160 データシートの表示(PDF) - Fujitsu

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MB89160 Datasheet PDF : 53 Pages
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MB89160/160A Series
s PROGRAMMING TO THE EPROM ON THE MB89P165
The MB89P165 is an OTPROM version of the MB89160 series.
1. Features
• 32-Kbyte PROM on chip
• Options can be set using the EPROM programmer.
• Equivalency to the MBM27C256A in EPROM mode (when programmed with the EPROM programmer)
2. Memory Space
Memory space in each mode such as 32-Kbyte PROM, option area is diagrammed below.
Address
0000H
0080H
0280H
Single-chip
I/O
RAM
EPROM mode
(Corresponding addresses on the EPROM programmer)
Not available
8000H
C000H
Not available
Not available
Not available
0000H
3FF0H
3FF6H
4000H
Not available
Option area
Not available
PROM
16 KB
EPROM
16 KB
FFFFH
7FFFH
3. Programming to the EPROM
In EPROM mode, the MB89P165 functions equivalent to the MBM27C256A. This allows the PROM to be
programmed with a general-purpose EPROM programmer (the electronic signature mode cannot be used) by
using the dedicated socket adapter.
When the operating area for a single chip is 16 Kbyte (C000H to FFFFH) the PROM can be programmed as follows:
• Programming procedure
(1) Set the EPROM programmer to the MBM27C256A.
(2) Load program into the EPROM programmer at 4000H to 7FFFH.
(Note that addresses C000H to FFFFH while operating as a single chip assign to 4000H to 7FFFH in EPROM
mode.)
Load option data into address 3FF0H to 3FF5H of the EPROM programmer.
(For information about each corresponding option, see “8. Setting OTPROM Options.”)
(3) Program with the EPROM programmer.
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