STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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Resolved! Microsecond delay for STM32G030F6P6TR

Hello I am trying to work with Microseconds delay in my codeso follow this very help full post on web POSTand I configure TIMER 3 ( I have also check with all available timer )But unfortunately, it doesn't work for my STM32GO3O MCU /* USER CODE BEGIN...

sandeep3 by Associate II
  • 3929 Views
  • 5 replies
  • 2 kudos

STM32L072 Standby Mode problems

Hello!I'm using the DISCO-L072CZ-LRWAN1 board and have some trouble using the low power modes.It seems whenever i enter the low power mode, it immediately wakes up again, I've tried following a few of the guides and can't see what I'm doing wrong. Th...

Fiskk by Associate
  • 1514 Views
  • 3 replies
  • 0 kudos

ETH HTTP CLIENT

Hello, I have created a project about eth http as a server as well. stm32h750b-dkI have created a web page. Then I wanted to develop the ability to connect to the phpmyadmin database. I tried writing code with html and javascript (the reason I used j...

non by Associate III
  • 867 Views
  • 0 replies
  • 0 kudos

Trouble in debugging CM4 core in STM32H747IGT6

Hello,I am trying to debug the dual core STM32H747IGT6. Debugging of the CM7 core is always successful but the debugging of the CM4 core has the below errors. Some of the times the first error appears and some other, the second error appears:First Er...

PanosGial by Associate II
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  • 2 replies
  • 0 kudos

HAL UART DMA and SubGhz configuration bug

Hey, Im trying to use interrupts from UART DMA and SubGhz with STM32WLE5CCU. I noticed that I don’t get interrupts from both when I don’t define delay time between the configurations. The current code:MX_GPIO_Init();HAL_Delay(25); // because of bugMX...

Gyuki by Associate
  • 1295 Views
  • 2 replies
  • 0 kudos

SRAM data is lost after soft boot

Hi,I have a problem with the SRAM. I use a stm32f303CCT and Keil. I write  a value in the SRAM memory. (0x20000000 - 0x20000008) However, after a soft reset, the SRAM value will be deleted. How can this be prevented so that the data is preserved?The ...

PHolz1_2-1701849775464.png PHolz1_4-1701849882377.png PHolz1_5-1701849964218.png PHolz1_0-1701849205040.png
PHolz.1 by Associate II
  • 2201 Views
  • 7 replies
  • 2 kudos

How can I use DP83848 instead of LAN8742?

Hi,I have a ready-made hardware and the hardware has dp83848 chip on it.I made ethernet communication with udp on stm32h7 .I can not choose a chip out of lan8742 on cubemx.is there anyone who can guide on this?

Bilge by Associate III
  • 3355 Views
  • 8 replies
  • 0 kudos