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2019/11/22 -ロックビットを操作することによって、プログラム領域(フラッシュ領域)、EEPROM領域、ブートローダーに対して読み書きの保護をすることができます。

2017/3/4 -Boot lock bits are used for controlling the access of flash from code. For more device specific information regarding Lock Bits, please see the ...

To protect memory contents from being accidentally overwritten, or from unauthorized reading, the Lock bits can be set to protect the memory contents.

The Lockbit API allows a user to specify the lockbit settings for the specific AVR device they are compiling for. These lockbit settings will be placed in a ...

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ヒューズビットでは発振子の種類やブラウンアウト検出の設定、ロックビットの設定などができるようになっています。 通常この設定はAVRマイコンを使うハードウエアの環境や ...

<avr/lock.h>: Lockbit Support. Introduction. The Lockbit API allows a user to specify the lockbit settings for the specific AVR device they are compiling for.

Another lock bit (BLB01, BLB02, BLB11, and BLB11) settings may be used to lock writing and reading to/from FLASH memory either application area or bootloader ...

2021/1/3 -Hi, I am working on a 328p based system, and would like to protect the application code from reading (externally).

It is not possible to program the lock/fuse bits from within an AVR's runtime environment under any condition. They can only be set/unset in programming mode.