STM32 MCUs products

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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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inline assembly macro inconsistent

I am using the STM32F746VET6. I am aware that assembly instructions do not have a guaranteed in execution time, however I am surprised how consistently inconsistent my inline assembly macro is behaving. I'm really hoping there is just a mistake in th...

RBack.1 by Senior
  • 1546 Views
  • 14 replies
  • 2 kudos

stm32h723vgh6 ethernet problem

Hi,I have some problems with LwIp on custom board. Cpu type - stm32h723vgh6, ethernet chip - adin1200ccpz.Phisical layer works fine (link led is up). I've generated cube project with UDP and ICMP support according to recommendations in example projec...

zemlemer by Associate
  • 492 Views
  • 4 replies
  • 0 kudos

CAN-FD reset timer counter on RX pin data?

tldr; Can I have a timer counter reset (once / one-shot) when the RX pin of a CAN-FD peripheral is activated, so I can later determine the exact time elapsed?I have a chain of ~8 STM32 devices on a ~2m CAN-FD bus. Several MCU part numbers (mostly G4)...

StefanH by Associate III
  • 240 Views
  • 0 replies
  • 0 kudos

Trying to identify noise on the I2C bus

I'm working on STM32G491RET on the I2C bus. I've noticed intermittent noise on SDA and sparse timing inconsistency on the SCL as pictured. Could someone advise as to the nature/cause/imact of this. 

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aydamzn by Associate
  • 857 Views
  • 7 replies
  • 4 kudos

Resolved! STM32H750 Quad SPI Flash Dual Image

Hello together,we have a board with an STM32H750I connected to a W25Q128 Quad SPI flash. We have our application code on the Quad SPI flash and run our application via XiP. This works fine. Now we work on our bootloader to update the application code...

ESawa.1 by Associate III
  • 856 Views
  • 8 replies
  • 2 kudos

Resolved! STM32F4VE Board for Schematic Design CAD File

Hi,  I am reaching out to kindly request to get the CAD file of the STM32F4VE board. This CAD file would greatly facilitate the process of designing a customized schematic diagram of our project. Please help me to find out the cad file of the board.

Resolved! USB MSD/USB Stick example for STM32G4 Series

Hello, I have a STM32G4 evaluation board. My goal is to read and write to a USB thumb drive (pen drive/MSD device) using an STM32G4 microcontroller (bare-metal). When I look at the possible USB examples in the CubeIDE, I can't find any examples for M...

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Resolved! ATM90E26 SPI Driver for STM32G491

Hi,I am  working with AGM90E26 Energy meter with STM32G491 with SPI.I checked for the drivers but I didn't find. If possible can anyone please share the energy meter SPI driver/resource link of that driver. It will be helpfulThanks

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