About KaiS_

KaiS_ · 2024-05-29

Hello,I have a use-case with a soldered battery, which I can not power-cycle after programming, however I have to set option bytes to restrict Flash reading.I found online that going into STANDBY mode or rather, returning from STANDBY mode, would upd...

KaiS_ · 2023-10-27

Hello,I am trying to find the most elegant way to prevent SRAM2 (and any other memory) from being wiped when moving to LSE as a clock source by calling HAL_RCCEx_PeriphCLKConfig due to its call to __HAL_RCC_BACKUPRESET_FORCE.I am using an u5* Series ...

KaiS_ · 2024-05-31

Hi Jocelyn,Thank you very much, settingDBGMCU->CR = 0x0;before going to STANDBY/SHUTDOWN mode actually did the trick.Best regards

KaiS_ · 2024-05-29

Btw. I also tried HAL_PWR_EnterSTANDBYMode();Instead of HAL_PWREx_EnterSHUTDOWNMode();but it was showing the same behaviour.

KaiS_ · 2023-10-30

Hi TDK,thank you for your answer. If there is no way of preventing this erase, what is the recommended way of either using SRAM2 without it being wiped? What would be the best way to avoid using it alltogether?Best regards

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STM32U595 - Option Bytes not being Set after STANDBY or SHUTDOWN mode

Preventing SRAM2 erase during __HAL_RCC_BACKUPRESET_FORCE

Re: STM32U595 - Option Bytes not being Set after STANDBY or SHUTDOWN mode

Re: STM32U595 - Option Bytes not being Set after STANDBY or SHUTDOWN mode

Re: Preventing SRAM2 erase during __HAL_RCC_BACKUPRESET_FORCE