tmp88pu74fg TOSHIBA Semiconductor CORPORATION, tmp88pu74fg Datasheet - Page 12

• Manufacturer Part Number: tmp88pu74fg
• Description: Toshiba Original Cmos 8-bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

1.2.2
Writing Method for General-purpose PROM Program
(1) Adapters
(2) Adapter setting
(3) PROM programmer specifying
(4) Writing
operating procedure.
Note 1: The specifying method is referred to the PROM programmer description. Either
Note 2: When MCU is set to an adapter or the adapter is set to PROM programmer, a
Note 3: The TMP88PU74 does not support the electric signature mode (hereinafter referred
i)
ii) Data transfer (copy) (note 1)
iii) Writing address is specified. (note 1)
BM11131
Switch (SW1) is set to side N.
Writing/Verifying is required to be executed in accordance with PROM programmer
PROM type is specified to TC571000.
addresses 1FF00H to 1FFFFH. Data is required to be transferred (copied) to the
addresses where it is possible to write. The program area in MCU mode and
PROM mode is referred to “Program memory area” in Figure 1.1.1.
17FFFH
Writing voltage: 12.75 V (high-speed program)
In TMP88PU74, EPROM is within the addresses 00000H to 17FFFH and the
Ex. In the block transfer (copy) mode, executed as below.
Program area: transferred addresses 04000H to 1BFFFH to addresses 00000 to
Vector area: transferred addresses FFF00H to FFFFFH to 1FF00 to 1FFFFH
Start address:
End address:
write the data FFH to the unused area or set the PROM programmer to access only
the program storage area.
position of pin 1 must be adjusted. If the setting is reversed, MCU, the adapter and
PROM program is damaged.
to as “signature”). If the signature is used in PROM program, a device is damaged
due to applying 12 V
used.
00000H
1FFFFH
88PU74-8
0.5 V to the address pin 9 (A9). The signature must not be
TMP88PU74
2003-02-17
2007-11-02