STM32 MCUs Products

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Forum Posts

NUCLEO G431RB BOOT0 Pin and FDCAN Problem

Hi, I've 2 Nucleo boards (Edit: Nucleo -G431RB )to communicate between FDCAN. I create a project using CUBEMX. Default FDCAN RX/TX is PA11/PA12. and I have no problem getting it work. All worked fine. But I also need USB so I moved FDCAN Pins to PB9/...

e-zeki by Associate III
  • 1601 Views
  • 2 replies
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I2C BUSY

I am using STM32F407 Discovery Board and I'm generating my project using MX Cube   I'm doing testing on I2C sensor that is MLX 640 which is used for taking thermal image , so basically we are are reading frames of thermal image via I2C on every 1 sec...

Djain.1 by Associate II
  • 7555 Views
  • 1 replies
  • 1 kudos

LSE clock start-up problem

Hi, i'm trying to use the LSE clock with the RTC but it doesn't start until i make a state reset or run the code under debug mode.I have read all other posts of LSE problems in the forum and found a lot of info, almost everything related with hardwar...

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TOrdó.1 by Associate
  • 3828 Views
  • 4 replies
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Use timer`s chain to generate N impulse`s

I do some serial interface clock with timers chain on stm32f407.Thats work, but generate little bit lower count of impulses. where is my trouble? len is about 16 384, overall pulse count len*16.I miss about 200*16=3200 pulses.Thank You!TIM2->PSC=0;  ...

AlexKeisy by Associate III
  • 3141 Views
  • 7 replies
  • 1 kudos

Real time debugger needed

Hi, Currently i am using STM32L082CZ processor and debugger tools as ST-LINK V2 B2019-51.When I enter debug mode, it will update the status/flag/watch variable upon reach breakpoints. The debugger window show on Keil won't update during run time, i...

JChew.1 by Associate II
  • 1794 Views
  • 3 replies
  • 0 kudos