22.2.5.3 Automatic Block Erase
(1)
Operation Description
The automatic erase command performs erase operation to the specified block. If the specified
block is protected, erase operation is not executed.
(2)
How to Set
The 1st to 5th bus write cycles indicate the automatic block erase command. In the 6th bus write cy-
cle, the block to be erased is specified. After the command sequence is input, the automatic block
erase operation starts.
No automatic verify operation is performed internally in the device. So, be sure to read the data
to confirm that it has been correctly erased.
22.2.5.4 Automatic Protect Bit Program
(1)
Operation Description
The automatic protect bit program writes "1" to a protect bit at a time. To set "0" to a protect bit,
use the automatic protect bit erase command.
For detail of the protect function, refer to "22.1.5 Protect/Security Function".
(2)
How to Set
The 1st to 6th bus write cycles indicate the automatic protect bit program command. In the 7th
bus write cycle, the protect bit to be written is specified. After the command sequence is input, the au-
tomatic protect bit program starts. Check whether write operation is normally terminated with
FCPSRA
<BLK
3
> to <BLK
0
>
.
22.2.5.5 Auto Protect Bit Erase
(1)
Operation Description
The automatic protect bit erase command operation depends on the security status. For detail of se-
curity status, refer to "22.1.5 Protect/Security Function".
・
Non-security status
Clear the specified protect bit to "0". Protect bit erase is performed in 4-bit unit.
・
Security status
Erase all protect bits after all addresses of Flash memory are erased.
(2)
How to Set
The 1st to 6th bus write cycles indicate the automatic protect bit erase command. In the 7th bus
write cycle, the protect bit to be erased is specified. After the command sequence is input, the automat-
ic protect bit erase operation starts.
In the non-security status, specified protect bit is erased. Check whether erase operation is normal-
ly terminated with FCPSRA
<BLK
3
> to <BLK
0
>
.
TMPM3V6/M3V4
22.
Flash Memory Operation
22.2 Detail of Flash Memory
Page 456
2019-02-06
Содержание TMPM3V4
Страница 1: ...32 Bit RISC Microcontroller TX03 Series TMPM3V6 M3V4 ...
Страница 2: ... 2019 Toshiba Electronic Devices Storage Corporation ...
Страница 7: ...Revision History Date Revision Comment 2019 02 06 1 First Release ...
Страница 8: ......
Страница 22: ...xiv ...
Страница 52: ...TMPM3V6 M3V4 3 Processor Core 3 6 Exclusive access Page 30 2019 02 06 ...
Страница 148: ...TMPM3V6 M3V4 7 Exceptions 7 6 Exception Interrupt Related Registers Page 126 2019 02 06 ...
Страница 178: ...TMPM3V6 M3V4 9 Input Output port 9 2 Block Diagrams of Ports Page 156 2019 02 06 ...
Страница 206: ...TMPM3V6 M3V4 10 16 bit Timer Event Counters TMRB 10 7 Applications using the Capture Function Page 184 2019 02 06 ...
Страница 232: ...TMPM3V6 M3V4 11 Universal Asynchronous Receiver Transmitter Circuit UART 11 4 Operation Description Page 210 2019 02 06 ...
Страница 354: ...TMPM3V6 M3V4 14 Synchronous Serial Port SSP 14 6 Frame Format Page 332 2019 02 06 ...
Страница 419: ...TMPM3V6 M3V4 Page 397 2019 02 06 ...
Страница 420: ...TMPM3V6 M3V4 16 Analog Digital Converter ADC 16 6 Timing chart of AD conversion Page 398 2019 02 06 ...
Страница 462: ...TMPM3V6 M3V4 21 Watchdog Timer WDT 21 5 Control register Page 440 2019 02 06 ...
Страница 510: ...TMPM3V6 M3V4 22 Flash Memory Operation 22 4 Programming in the User Boot Mode Page 488 2019 02 06 ...
Страница 538: ...TMPM3V6 M3V4 25 Electrical Characteristics 25 7 Recommended Oscillation Circuit Page 516 2019 02 06 ...
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