STM32 MCUs Security

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RTOS on TrustZone MCU STM32U5

Hello Support Team.Good Day.We have chosen the STM32U585ZIT6Q (-40C to 85C, LQFP -144 pins, with trust zone core) controller for our product.According to the firmware architecture, we intend to create two separate partitions, one for safety-critical ...

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CRYP issue when Timer is used as Timebase Source

Hi, I have nucleo-h753ZI and I want to use CRYP in a project that also uses FREERTOS. I set Timer 6 as Timebase Source (recommended due to FREERTOS) and as a result, program goes to HardFault every time I use HAL_CRYP_Encrypt function.HAL_CRYP_Decryp...

MattCZ by Associate
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  • 4 replies
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Resolved! Debugging STM32L55 Secure World Using Keil IDE

Hello, I have a simple application running on STM32L55 Secure World, but I would like to debug it step by step using an IDE.I am able to debug using the Keil IDE, but it seems the TZEN bit is zero. It must be about the defaults state of the STM32L55 ...

Murat by Associate III
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  • 4 replies
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FreeRTOS with SBSFU is not working

I am using the STM32L562E-DK development kit. I have taken reference to NUCLEO-L552ZE-Q and ported it for STM32L562E-DK. Also added External OSPI flash. without FreeRTOS it is working fine.I have added FreeRTOS in the nonsecure application. For that,...

PYada.1 by Associate III
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  • 24 replies
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SBSFU + UserApp with FreeRTOS?

I write an application with FreeRTOS using STM32CubeIDE. Now I want to run it as an application with SBSFU. It seemed to have a hard fault after SFU_MPU_SysCall(). My application is a bit big. Its .sfb is 300KB. But it can run correctly alone wit...

Lliba.1 by Associate II
  • 267 Views
  • 1 replies
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SBSFU + UserApp with FreeRTOS?

I write an application with FreeRTOS using STM32CubeIDE. Now I want to run it as an application with SBSFU. It seemed to have a hard fault after SFU_MPU_SysCall(). My application is a bit big. Its .sfb is 300KB. But it can run correctly alone withou...

Lliba.1 by Associate II
  • 232 Views
  • 1 replies
  • 0 kudos

SBSFU + UserApp with FreeRTOS

I have implemented an application with FreeRTOS. Now I want to run it as an application with SBSFU. It seemed to have a hard fault in SFU_LL_SB_SRAM_Erase(). It stuck in a place with R15(PC) 0x08008FEC ( The function HardFault_Handler for SBSFU is 0x...

Zoey by Associate III
  • 709 Views
  • 8 replies
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Resolved! SBSFU with FreeRTOS causing FIREWALL RESET FAULT

Hi everyone,I am using STM32L4A6 with FreeRTOS running on it. I integrate SBSFU according to UM2262 and AN5056. After jumping to application, the firmware triggered Firewall reset when calling osKernelStart() .I already turned SysTick off before jump...

SL61 by Associate II
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  • 8 replies
  • 0 kudos