STM32 MCUs Security

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

How to Program stm32f103rc using j-Link when RDP enabled?

Hello.I'm trying to program the main flash memory of STM32F103RCT6 using J-Link while RDP is enabled.I followed main flash memory programming procedure in PM0075 manual.the procedure is in below picture.When only RDP is enabled, I unlocked Flash_CR_L...

0693W00000Bd7ZLQAZ.png
HJung.2 by Associate II
  • 1831 Views
  • 3 replies
  • 0 kudos

Resolved! "Multiple definition" when compiling SBSFU v2.4.0 for STM32WB55

I've been able to compile previous versions of SBSFU (P-NUCLEO-WB55.Nucleo/Applications/1_Image) without issues, but with this one I've run into two issues:First, SE code did not fit in SE_ROM_region. I was able to fix this by adjusting the linker ma...

crwper by Senior
  • 1128 Views
  • 3 replies
  • 0 kudos

Resolved! Firmware doesn't work when Read Out Protection is enabled.

I programmed stm32F103RCT6 firmware using STM32CubeIDE.When Read Out Protection (RDP) is disabled, the firmware works well.But RDP is enabled, the firmware doesn't work.My firmware is transmitting data by UART.when RDP is disabled, Firmware sends dat...

0693W00000BcupGQAR.png 0693W00000Bcuq3QAB.jpg
HJung.2 by Associate II
  • 2049 Views
  • 6 replies
  • 0 kudos

STM32 security flaws

I'm starting two new projects which initially would make use of STM32F1 and STM32F4 MCUs but after reading some articles detailing how easy would be to disable RDP1 and even downgrade RDP2 to RDP1 I become very concerned. Please, anyone with more exp...

Dolence by Associate III
  • 2486 Views
  • 6 replies
  • 0 kudos

CRC peripheral can't get correct data

Hi there,I currently use STM32L073 for evaluation and found some issue with CRC module.L073 has a CRC peripheral whose polynomial is programmable. And when I programm the peripheral as below, the checksum returns from the module doesn't match the one...

HarryQiu by Associate II
  • 1335 Views
  • 4 replies
  • 0 kudos

Why SBSFU debug prints are not working on LPUART1?

We have ported SBSFU project for Nucleo L4R5ZI-P dev-board.All debug prints (TRACE) are working when configured USART2 but when configured LPUART1 which is used as virtual com port by ST-LINK usb connector then not getting any prints.

Brajp.1 by Associate II
  • 1067 Views
  • 5 replies
  • 0 kudos

SBSFU question NUCLEOG071RB

For downloading the binary after updating the SBSFU, how does one go about it since the security protections have been updated (8.6 in UM2262). I can't get the Secure Boot to load in Tera Term again even though I press both reset and user. When I try...

APara.5 by Associate II
  • 762 Views
  • 2 replies
  • 0 kudos