STM32 MCUs Products

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Why I2C pins are always low in STM32F0?

Hello, I have a SMT32F042, i'm trying to use I2C. I used STM32 CubeMX to generale a new blank project with only i2c (see attached). I2C on non standard pins. The problem is that they always stay low, it does not transfer anything.This is what I captu...

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MSalv.1 by Associate II
  • 2147 Views
  • 8 replies
  • 1 kudos

Resolved! STM32G070 Startup file

I created a Keil project for STM32G070 without using Cube. It compiles but the link fails with error L6236E which seems to indicate there is no startup file. Can anyone send me a file that will work? In case it matters, the board that I am using is a...

DRobe.4 by Senior
  • 1022 Views
  • 3 replies
  • 0 kudos

Resolved! Why is ADC + DMA not triggered?

Hi! I'm using STM32 F301C8T for my LLC converter project. I have two MOSFETs switching at variable frequencies ranging from 80kHz to 400 kHz. Due to significant noise caused by switching, I need to time the output voltage measurement between the swit...

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PJano.1 by Associate II
  • 1291 Views
  • 5 replies
  • 0 kudos

Resolved! switch from stm32f407 to H753 PWM period halved

Hi,i had a programm running on the stm32f407 and PWM output via Tim2 The timer is configured with clock 84MHz and PWM Counter Period 5040 which gives me a period time of 60us. The timer is clocked via APB1. this works finenow i use an h753 with the ...

_legacyfs_online_stmicro_images_0693W00000bjT3gQAE.png _legacyfs_online_stmicro_images_0693W00000bjT45QAE.png
Jnevi.1 by Senior
  • 663 Views
  • 2 replies
  • 0 kudos