tmp89fm43l TOSHIBA Semiconductor CORPORATION, tmp89fm43l Datasheet - Page 385

• Manufacturer Part Number: tmp89fm43l
• Description: 8 Bit Microcontroller Tlcs-870/c1 Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

RA003
Status code 1
22.8.7.1
that of the address from 0xFFE0 to 0xFFFF.
status code 1. Detailed information on this is shown in the table below. If the security program is enabled,
three commands cannot be executed: the flash memory write command, RAM loader mode command, and
Sector Erase command. To execute these commands, Chip Erase must be performed on flash memory before
they are executed.
RPENA
BLANK
EPFC
DAFC
The flash memory status code is 7-byte data. It shows the status of the flash memory security program and
Restrictions are placed on the execution of some operation commands, depending on the contents of the
Table 22-15 Flash Memory Status Code
Flash memory status code
7
Data
2nd
1st
3rd
4th
5th
6th
7th
Password string judgment when the
flash memory erase command is exe-
cuted
(status of 0xFFFA)
Security program check of the on-chip
debugging function (OCD)
(status of 0xFFFB)
Status of the flash memory security
program
Status of 0xFFE0 through 0xFFFF
Number of transfer data (4 bytes from 3rd through 6th
(complement of 2 of the sum total of 3rd through 6th
6
Checksum of transfer data
5
Status code
Description
Start mark
Reserved
Reserved
Reserved
bytes)
bytes)
4
EPFC
Page 371
3
0:
1:
0:
1:
0:
1:
0:
1:
To skip the judgment of a password string (to judge PNSA and
PCSA only)
To judge a password string, PNSA, and PCSA
To skip the security program check at the start of OCD
To perform the security program check at the start of OCD
Status in which the security program is disabled
Status in which the security program is enabled
If data in the area 0xFFE0 through 0xFFFF are all 0xFF
If data in the area 0xFFE0 through 0xFFFF are other than 0xFF
DAFC
2
RPENA
In the case of TMP89FM43L
1
If 3rd data is 0x02: 0xFE
If 3rd data is 0x03: 0xFD
If 3rd data is 0x00: 0x00
If 3rd data is 0x01: 0xFF
(see information below)
0x00 through 0x1F
BLANK
0x3A
0x04
0x00
0x00
0x00
0
:
Initial value (**** ****)
TMP89FM43L