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! STM32U595 timeout in USB_CoreReset()

I am working on a project using USB HS with:STM32U595VJTSTM32CubeIDE 1.14.0STM32Cube_FW_U5_V1.4.0Using the init code, as generated by CubeMX, I was getting HAL_TIMEOUT returned by USB_CoreReset():MX_USB_OTG_HS_PCD_Init() -> HAL_PCD_Init() -> USB_Core...

Resolved! Baud rate of 4Mbps

Hello everybody,This is my first post hope i wll get the answer.I am building a spectrometer for which i am using a stm32f401re board and i need to sample the data coming from a sensor at 250kHz which nearly gives a data rate of nearly 4Mbps so do i ...

Resolved! HSI vs HSE for CAN

Hi,On an Stm32f4 based board, we have the external crystal (8MHZ) mounted. The Firmware however uses HSI clock. Does the HSI drift have an impact on CAN communication with another device over a long period of time(say weeks)? Is it recommended to use...

krishr by Associate III
  • 238 Views
  • 2 replies
  • 1 kudos

Resolved! CAN1 loopback does not work on STM32F427

Hello everyone,I have recently been trying to get the CAN1 bus working on the STM32F427. So far, however, it has not worked in either loopback or normal mode. For the normal mode I had a CANCaseXL Analyzer available. The problem, however, is that not...

Louis00 by Associate
  • 432 Views
  • 3 replies
  • 3 kudos

BAUD RATE CALCULATION FOR USART IN STM32

PLEASE EXPLAIN WHY 104.167 IS CONVERTED TO 104.1875 AND HOW ITS ENCODED AS 0X683MY UNDERSTANDING FOR ENCODING IS 104 IS CONVERTED TO HEX AS MANTISSA PART AS DECIMAL TO HEX AND O.1875 IS CONVERTED SEPARATELY FOR FRACTION PART.IF I USE FCLK/BAUDRATE I....

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MMoba.1 by Associate
  • 5606 Views
  • 12 replies
  • 8 kudos

STM32U585 GPDMA with DCMI error

Hello,I am developing project where I need to do some image processing on BW image. All was great, but I started having problems with DMA (maybe I always had, don't recall)Idea is that I simply load data to internal SRAM with DMA, and when I get TC, ...

Linas L by Senior II
  • 254 Views
  • 2 replies
  • 0 kudos

change of dead band issue in PWM

Hi,i was trying to change dead time from (244 value to 100) for every 10ms in a loop. But its not updating , the set dead time is 244 in the PWM waveform. Though my dead band register ( DTG) is updating  at every 10ms. I am updating TIM1->DTR2  if(en...

Sushmita by Associate II
  • 140 Views
  • 0 replies
  • 0 kudos

USBPD with TCPP Package

Hi,I´m using the TCPP package (inside CubeMX). For my application I also need an ADC channel on the same ADC1 as used by TCPP to measure the Bus voltage. But it seems, that I don´t get any result in my application (configured as DMA). Investigating t...

AWack by Associate III
  • 313 Views
  • 3 replies
  • 1 kudos
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