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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Resolved! Integrating CMSIS-DSP libraries in a STM32 project

I had been using the instructions gleaned from https://github.com/YetAnotherElectronicsChannel/STM32_CMSIS_DSP for how to use prebuilt CMSIS library for STM32F407 Discovery board.Then I noticed https://community.st.com/t5/stm32-mcus/how-to-integrate-...

JvdV by Associate II
  • 281 Views
  • 3 replies
  • 1 kudos

Resolved! LPBAM I2C data buffer using NUCLEO-U575ZI-Q

Hi everyone,  I am trying to use LPTIM1 and I2C3 to read the values of a sensor's register every 1 second and save them into a data buffer while in Stop2 mode. What I would like to know is if it is possible to store data sampled at a given frequency ...

Test_00_Queue2.jpg Test_02_Queue2.jpg Test_03_Queue2.jpg Current_Consumption_10s.jpg

SDMMC not working on STM32H7

Good dayI have created a board that contains a SD card, which works great with L4, F4 and F7 microcontrollers. This board allows me to swap out a F7 uController for a H7 uController since pinout is the same.However, no matter what I do, I cannot get ...

Archon by Associate
  • 222 Views
  • 1 replies
  • 0 kudos

USB Audio seems stuck

I am trying to use the usb audio to obtain computer sound data and i have blue pill and STM32F746G-DISCO on my handFor blue pill,i add some prints in this functionstatic uint8_t USBD_AUDIO_DataOut(USBD_HandleTypeDef *pdev, uint8_t epnum);but it only ...

The stm32L476 cannot read the driver on some computers

Some parts of the computer can not read the STM32 bootloader in the device manager after connecting to the computer via USB, and the Unknown device will be displayed, but if you change some computers, you can read it correctly, and ask what this driv...

ppq by Associate
  • 240 Views
  • 1 replies
  • 0 kudos

STM32F765 Dual Bank issue - What am I missing?

Hello community, I'm struggling to get the dual bank feature to work with the STM32F765 as in the X-CUBE-DBANK-F7 example shown. Following situation:I have two similar FWs, only a different LED is toggled. In the OB I set the nDBank to 0 and defined ...

Anno by Associate II
  • 191 Views
  • 2 replies
  • 0 kudos

Resolved! Help to Make Jump from Bootloader to Application Work

Hi,I am trying to make the jump work with an F103RC, and have read many posts in this community, but the jump simply does not work for me. The jump code is mainly from DavidNaviaux in the following post:https://community.st.com/t5/stm32-mcus-products...

Chao by Senior
  • 299 Views
  • 5 replies
  • 0 kudos

Resolved! ADC3 interrupt handler not working on STM32H743

I have the following problem with my STM32H743:I want to use the ADC3 for an injected conversion, but the ADC3 interrupt does not call the ADC3_IRQHandler, instead the SysTick_Handler is called whenever an ADC3 interrupt happens.  When I read the ISP...

tl12 by Associate II
  • 291 Views
  • 5 replies
  • 1 kudos

H750 USB Host enumeration after reset

Hello!I'm facing an odd problem with STM32H750VB MCU and the USB Host routine on a custom board. I'm working with the latest HAL (v1.11.2) at 400 MHz and USB using the 48 MHz internal RC, "host only" mode + FatFs "read-only". The software is quite si...

Peaga by Senior
  • 497 Views
  • 9 replies
  • 0 kudos
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