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...


I'm using X-CUBE-SFXS2LP1 with STM32CubeIDE ("Easy portability across different MCU families, thanks to STM32Cube"). It has examples for NUCLEO-L073RZ, NUCLEO-L152RE or NUCLEO-L476RG, but I want to use something else. How do I do it?

X-CUBE-SFXS2LP1 is the S2-LP Sigfox expansion library for STM32Cube.There are no STM32CubeMX configuration files in the projects included in X-CUBE-SFXS2LP1, so how can I modify the MCU, GPIO pins, etc.? Maybe I'm missing a feature of STM32CubeIDE fo...

jallen by Associate
  • 1 replies
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Dual bank issue on a STM32F769BG.

 Hello,I work on a STM32F769BG and I m currently trying to setup the dual bank. I have a bootloader that check the validity of the application on the current bank and an application. My bootloader works in single bank configuration however it doesn't...

RRaph.1 by Associate
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SPI2 Communication on STM32H743X

I have been using STM32H743x for a project. There i use SPI2 to communicate with a serial flash IC.I need different packet sizes when accessing the Flash. The problem i have is, when i change the TSIZE at different stages, the firmware freezes at the...

SFons.1 by Associate II
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Resolved! USB virtual com port can't receive data when device reboot

Hello,​I experienced a phenomenon in which the USB port was not reconnected.This phenomenon occurs when a USB port is connected to the product and reboots.​I check my device manager. When i turn off product, com port also disappear.and product reboot...

hjuns by Associate III
  • 4 replies
  • 0 kudos

SDcard remount fails when f_mount returns FR_NOT_READY

Hi all.I'm working on STM32F427VI + Hal Library generated by CubeMX6.2. I use DMA and set the clock frequency of the SDMMC controller to 24MHz.If an SD error occurs through the run of the program, I remount SD Card by the following functions: 1 - MX_...

Reza1 by Associate II
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Do not erase a sector on subsequent SW uploads

Hello, I'm using a STM32F103 and my code needs to save a few parameters from calibration activities in factory in the FLASH. I have successfully configured the last sector and I use it.Then, what I'd like is:FLASH the STM32 with the whole SW the 1st ...

LaoMa by Associate III
  • 5 replies
  • 1 kudos

Resolved! Question regarding FFTs in arm_math.h

Hello! I am trying to simulate an octave model on a microcontroller and ran into a snag I thought I'd get some help with. So I have an FFT I am running on a sample of data (we'll say 4096 bytes). In octave, I'm using an FFT of the sample (where the s...

JayDev by Senior II
  • 8 replies
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