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...


Resolved! Flash erase vs Program Running vs Design Decisions

Hello,On STM32F401 is the HAL flash erase a blocking function? (one flash bank, no RAM functions) FLASH_Erase_Sector(idx, FLASH_VOLTAGE_RANGE_3); It's not explicitly stated anywhere. Datasheet says reading the flash while erasing causes stalling, whi...

mrx23 by Associate III
  • 1 replies
  • 0 kudos

Resolved! UART doesn't receive data from HC-06

Hello ! My STM board is STM32-L073RZ. I've had a lot of problem with HC-06, tried to somehow send the command "AT" or "AT\r\n", but I didn't get anything back. The bluetooth wasn't connected to any device because the diode was blinking. - I tried cha...

Xenon02_0-1704552517089.png Xenon02_1-1704552588281.png
Xenon02 by Associate III
  • 10 replies
  • 5 kudos

Resolved! how do i program STM32C031G4U6 using stlinkv3minie

i have 3 STM32C031G4U6 microcontroller i bought from digikey. no matter what i do i can not program them. i tried a cheap stlink v2 clone as well as stlinkv3minie. i have the swdio, swclk and nrst connected to the microcontroller. no matter what i do...

oyalç.1 by Associate III
  • 4 replies
  • 0 kudos

Happy 2024 !

To our valued community around the world, our warmest wishes for a happy, healthy, and prosperous new year! Top 3 Contributors and superusers during 2023 for the last 6 months and the new community @TDK with 326 solutions@Tesla DeLorean 151 solution...

STOne-32 by ST Employee
  • 5 replies
  • 18 kudos

Resolved! STM32U575 FW update over USB Type-C

Hello.For my project I'd like an option to update firmware on my STM32U575 over USB Type-C connector either with the computer or with the USB flash drive.Details:Board I'm developing has its own power, no power needed from USB. When connected to the ...

ATroš.1 by Associate
  • 3 replies
  • 0 kudos

Resolved! Can RCC_LSCO be pulled to ground without issue?

Hello,We have the RCC_LSCO of the U5 connected to a peripheral that warns that it will pull this line to ground when the peripheral itself is reset. At the moment, the pull strength of this peripheral is unknown, but let's say it's fairly strong.Does...

EC.3 by Associate III
  • 5 replies
  • 0 kudos

Resolved! Flash sector erase is taking too long

Hi all i'm developing a bootloader on a stm32f407. I want to erase all the flash sectors except of the first 3 which i have the bootloader code. The problem is that to erase a sector it takes 1 second and i have an external watchdog on the board tha...

td by Associate II
  • 9 replies
  • 2 kudos