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! ITM printf trace

I have a STM32L432 Nucleo-32 board and I'm trying to use ITM printf trace. I created new project with configuration: "Targeted Project type: Empty" "targeted language: C++". I'm not using HAL libraries.In the syscalls.c I added following code://Debug...

debugger configuration.png ITM configuration.png
DPiór.1 by Associate III
  • 833 Views
  • 14 replies
  • 8 kudos

USB CDC Communication between STM32 and PC

Hello everyone,I am currently working on a project using an STM32H755ZIT6 MCU and want to use the USB CDC class to send data over USB. I can successfully program the MCU and the system clock configuration is correct. However, when I plug in the USB, ...

_oepfel_1-1749456937816.png
_oepfel by Associate III
  • 262 Views
  • 2 replies
  • 4 kudos

FreeRTOS + LWIP + MDNS

I have an STM32H735 Discovery Kit and am running the example LWIP code from STM32H7-LwIP-Examples/STM32H735_Disco_ETH. This works great. But, when I add MDNS, I get a very curious crash.I enabled MDNS in CubeMX, and then created a new thread to wait ...

i2pi by Associate II
  • 214 Views
  • 2 replies
  • 0 kudos

Resolved! How to correctly program STM32H755

HiI'm having troubles programming the stm32h755zit6 on my selfmade PCB. The schematics should be right, as i am able to programm the STM32. But if i run a simple code inwhich a certain pin should be pulled up high, it just won't work. Therefore I tho...

_oepfel by Associate III
  • 862 Views
  • 22 replies
  • 8 kudos