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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USB-C on STM32H753

Hi, I’m implementing a self-powered USB 2.0 Full-speed device with an STM32H753XI and a USB-C connector.Could you please confirm that the attached schematic: Uses STM-recommended resistor values for the VBUS-sense divider on PA9 to prevent MCU damag...

Untitled.png MFawzy_0-1760482056636.png
MFawzy by Associate III
  • 420 Views
  • 5 replies
  • 1 kudos

Resolved! Simple UART not working on nucleoH755ZIQ

good morning. since this morning, on my nucleoH755ZIQ I am trying to make work my UART connection. I followed the stm video on YouTube and did as said: connected USART 2 (doesn't USART 1 work?) and then implemented the simple code   in the while lo...

Jad_0-1727955007350.png Capture d’écran 2024-10-03 à 13.31.03.png Capture d’écran 2024-10-03 à 13.35.41.png
Jad by Senior
  • 1078 Views
  • 4 replies
  • 3 kudos

Resolved! small form factor STM32 boards ...

Doing a short search, I did not find a board that conveniently fits my criteria for some future projects.These criteria are the following :  -  small form factor (not bigger than a Rasperry Pico, preferably smaller (Seed XIAO);  -  MCU preferably ran...

Ozone by Principal II
  • 304 Views
  • 8 replies
  • 7 kudos

Resolved! STM32U083RCT6 drive level on 32.768kHz LSE

Good day. I am working on a 32-pin STM32U083KCU6. This requires the use of LSE 32.768kHz crystal. I referred to AN2867 as the oscillator design guideline.The LSE has the following specs:Shunt capacitance - 1.15pF,ESR - 70k,Load capacitance - 7pF.Calc...

racc by Associate
  • 393 Views
  • 4 replies
  • 0 kudos