11.5.2 User OTPn, n = 1,2

Each page in Flash is reserved for the user specific information, providing 4 Kbytes of emulated the user OTP Memory. The four Flash rows of each page are write protectable by the user software through the FCW.UOWP.UOnWP[3:1] bits. The user OTP Flash cannot be erased using a page or chip erase. The user OTP Flash is intended for the storage of users system calibration data that must survive any Flash erase.

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