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STMicroelectronics /STM32U031 /SYSCFG /SYSCFG_SKR

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Interpret as SYSCFG_SKR

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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 0KEY

Description

SYSCFG SRAM2 key register

Fields

KEY

SRAM2 write protection key for software erase The following steps are required to unlock the write protection of the SRAM2ER bit in the SYSCFG_CFGR2 register: Write 0xCA into KEY[7:0] Write 0x53 into KEY[7:0] Writing a wrong key reactivates the write protection.

Links

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Register Reference

https://github.com/cmsis-svd/cmsis-svd-data