STM32 MCUs products

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Resolved! How to run SDMMC1 with 1.8V

Hello Dear all, I want to run my STM32L452ret6 with 1.8V and use SDMMC1 module. I can use SDMMC1 with 3.3V and 50k pull ups without problems, but when I run the MCU with 1.8V and use TXB0104RGY for shifting voltaghe to 3.3 it dose not work as expecte...

HHako.1 by Associate III
  • 257 Views
  • 4 replies
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Printf stop working after some time

Hello,After few successful printing using printf and the SWV ITM data console, the console stops showing new data. To recreate, I created new project, selected the device I have (STM32H723ZGT6), followed the instructions to enable debugging via print...

shukibin by Associate
  • 335 Views
  • 3 replies
  • 1 kudos

STM32F437 option bytes programming hangs

Hi, On startup my STM32F437 application checks whether JTAG RDP level 1 protection is enabled.  If it is not enabled then it enables it, ending with a call to HAL_FLASH_OB_Launch(), which loads option bytes and resets MCU. This all works fine, except...

small form factor

in the following link they present STM32 ODE:https://www.st.com/content/st_com/en/support/learning/video-page.html?products=FM116%2CCL1620%2CSC959%2CSS1532%2CLN1847&featuredVideosReferer=true&count=200in the video of "Prototype and develop more quick...

Yaser_0-1710296863790.png Yaser_1-1710296945289.png
Yaser by Associate
  • 150 Views
  • 1 replies
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STM32F429 GPIO 5V tolerant IO behavior

Hello,i use at a STM32F429 the PD5 pin to drive a PNP BJT transistor to switch a sensor supply:PD5 is configured as open drain, and when the stm32 is pulling PD5 low, the transistor supplies the sensor with 5V power. This works so far.But when PD5 is...

scan_ft.png
sk-st by Associate III
  • 398 Views
  • 7 replies
  • 1 kudos

Timer22 never reach IRQ

Hi everyone,It seems that I have a problem with my Timer 22 configuration, on my Microcontroller, STM32L031 I would like to stop it then restart them with a lower speed to go into sleep mode, except that my interrupt is never triggered.  Do you have ...

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
  • 330 Views
  • 5 replies
  • 3 kudos