Regviz

stm32 /stm32h5 /STM32H503 /RAMCFG /RAMCFG_M3ECCKEYR

Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text

Interpret as RAMCFG_M3ECCKEYR

Share

Cut and paste this URL to share the unmodified register and value:

https://regviz.com/r/stm32/stm32h5/STM32H503/RAMCFG/RAMCFG_M3ECCKEYR#0x0

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 0ECCKEY

Description

RAMCFG memory 3 ECC key register

Fields

ECCKEY

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

  1. Write 0xAE into ECCKEY[7:0].
  2. Write 0x75 into ECCKEY[7:0]. Note: Writing a wrong key reactivates the write protection.

Links

()

Register Reference

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