STM32 MCUs products

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STM32F417 flash spontaneously erased?

Hi,We have a product in the field using STM32F417ZG, and it was returned to us after it mysteriously stopped working. On receiving the board, we noticed that nothing was running on the STM32F417. We read out the flash memory and it appeared to be era...

CBrad.2 by Associate
  • 442 Views
  • 11 replies
  • 2 kudos

Resolved! STM32H7 program does not start when powered on

Hello,I am using STM32H733 mounted on a custom PCB. The problem is that if I power the board on, the program inside the MCU does not start. The programming is done over the JTAG/SWD interface. After programming, the code is able to start running.Howe...

mertt by Associate II
  • 153 Views
  • 2 replies
  • 0 kudos

STM32H743 external loader

I went through the ST External QSPI Loader how to and have verified my quadspi.c/h driver is good with the Winbond W25Q64 flash part we are using.  However after I create the .stldr and load it into the STM32 Programmer it will not read from the flas...

PFlor.2 by Senior
  • 917 Views
  • 13 replies
  • 0 kudos

STM32L433CCT6 flash memory write Problem

Im working on stm32l433cctt6 ,& try to save deta on internal flash memory ,but while write on flash operation it returns status error & Hard fault in HAL_FLASH_Program,Here is my Code// Variablesuint32_t StartAddress = 0x0808F800; //start addre...

PMOHO.1 by Associate II
  • 482 Views
  • 5 replies
  • 0 kudos

Resolved! Write to Flash only 64Bit

Hello,Can I only write to the flash with 64 bit variables, or also 32/16/8 bit?I just used this function for this: HAL_FLASH_Program(FLASH_TYPEPROGRAM_DOUBLEWORD, activepageaddress + u32_Offset, u64_Data)I have an STM32L432 uC.I already found this ex...

Martin42 by Associate III
  • 250 Views
  • 5 replies
  • 3 kudos

STM32g070RB internal flash memory

I am currently working stm32  issue with internal flash memory is that it requires erasing an entire page before rewrite  data .if i modify specific address data that page it demands erase of entire page.It affect other data of that page . so give so...

vignesh1 by Associate III
  • 157 Views
  • 3 replies
  • 0 kudos

Resolved! Programming stm32f4 with openOCD @2.5V

Hi,some flash operation depends on the MCU supply voltage (see picture).I would like to program an STM32F401 with openOCD, where the MCU is supplied with 2.5V.Is the possible?If yes, - Can I use the stm32f4x.cfg or are there modifications needed?- Sh...

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T B by Associate II
  • 190 Views
  • 1 replies
  • 0 kudos

Creating a professional Firmware update scheme for STM32

I'm working with a commercial-grade food-service product that uses the STM32L073 in conjunction with an android tablet connected over UART or Bluetooth. For our next-gen product, we're investigating methods to economically implement firmware updates ...

tam by Associate
  • 375 Views
  • 10 replies
  • 1 kudos