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stm32 /stm32u5 /STM32U535 /RAMCFG /M5ERKEYR

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Interpret as M5ERKEYR

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31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0ERASEKEY

Fields

ERASEKEY

Erase write protection key The following steps are required to unlock the write protection of the SRAMER bit in the RAMCFG_MxCR register.

  1. Write 0xCA into ERASEKEY[7:0].
  2. Write 0x53 into ERASEKEY[7:0]. Note: Writing a wrong key reactivates the write protection.

Links

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Register Reference

https://github.com/modm-io/cmsis-svd-stm32