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.
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.