APPENDIX D Programming PROM
Memory Map in PROM Mode
Figures D.1-1 to D.1-3 show the memory map in PROM mode.
330
Figure D.1-1 Memory Map in PROM Mode (MB89P131)
Normal operation
(MB89P131)
0000
H
I/O
Not available
RAM
Not available
F000
H
Program area
(PROM)
FFFF
H
Figure D.1-2 Memory Map in PROM Mode (MB89P133A)
Normal operation
(MB89P133A)
0000
H
I/O
RAM
Not available
E000
H
Program area
(PROM)
FFFF
H
PROM mode
(Corresponding addresses on
the ROM programmer)
0000
H
Vacancy
7000
H
Program area
(PROM)
7FFF
H
PROM mode
(Corresponding addresses on
the ROM programmer)
0000
H
Vacancy
6000
H
Program area
(PROM)
7FFF
H