tmp88f846ug TOSHIBA Semiconductor CORPORATION, tmp88f846ug Datasheet - Page 224

• Manufacturer Part Number: tmp88f846ug
• Description: 8 Bit Microcontroller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

19.12 Flash Memory Status Code
19. Serial PROM Mode
RPENA
Status Code 1
memory writing mode command and RAM loader mode command can not be executed. Erase all flash memory
before executing these command.
0
0
1
1
Some operation commands are limited by the flash memory status code 1. If the read protection is enabled, flash
Note:
BLANK
Pass: The command can be executed with a password.
×:
O
0
1
0
1
:
The command can be executed.
The command can not be executed.
(After echoing the command back to the external controller, TMP88F846UG stops UART communication and enters
7
the halt condition.)
Flash Memory
Writing Mode
RPENA
BLANK
Pass
O
×
×
6
Flash memory read pro-
tection status
The status from FFFE0H
to FFFFFH.
RAM Loader
5
Mode
Pass
O
×
×
4
Flash memory
Output Mode
SUM
O
O
O
O
0:
1:
0:
1:
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3
Read protection is disabled.
Read protection is enabled.
All data is FFH in the area from FFFE0H to FFFFFH.
The value except FFH is included in the area from FFFE0H to FFFFFH.
ID Code Output
2
Product
Mode
O
O
O
O
RPENA
1
Flash Memory
Status Output
BLANK
Mode
O
O
O
O
0
(Initial Value: 0000 00**)
Flash Memory
Erasing Mode
Pass
Pass
O
O
TMP88F846UG
Read Protec-
tion Setting
Mode
Pass
Pass
×
×