STM32 MCUs Boards and hardware tools

Ask questions and find answers on STM32 hardware set-ups, including schematic-related challenges, debugging probes, power configurations, and more.

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Forum Posts

Resolved! STM32G491 USB for data only

Hi, I'm developing a custom STM32G491CEU6 board with USB-C and pins for external ST-LINK programmer. Board is powered from external source. I connected only D+, D- and GND from on USB-C to MCU, because I wanted to use this only for debug. Right now t...

ErKaTech_0-1776185532867.png ErKaTech_1-1776185559615.png
ErKaTech by Associate II
  • 244 Views
  • 6 replies
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Debugger tool

Bonjour,Je me permets de vous contacter afin de solliciter votre aide concernant le débogage d’une carte basée sur un microcontrôleur STM32L471 ( comme présenté dans les images suivantes ).Je souhaiterais pouvoir programmer et récupérer les logs de l...

HMTb by Associate II
  • 170 Views
  • 2 replies
  • 1 kudos

Resolved! Nucleo STM32F411 seems bricked

I am using a Nucleo STM32F411, without any hardware modification.I am working on a project which involves only UART and Debug monitor interrupt, so my code does not write anything to flash nor to option bytes. Yet it seems that the board is bricked a...

Screenshot from 2026-04-13 08-30-30.png
acapola by Associate III
  • 145 Views
  • 2 replies
  • 2 kudos