FLASH OTP block lock
LOCKBL | OTP Block Lock Block n corresponds to OTP 16-bit word 32 x n to 32 x n + 31. LOCKBL[n] = 1 indicates that all OTP 16-bit words in OTP Block n are locked and can no longer be programmed. LOCKBL[n] = 0 indicates that all OTP 16-bit words in OTP Block n are not locked and can still be modified. LOCKBL bits can be set if the corresponding bit in FLASH_OTPBL_CUR is cleared. |