STM32 MCUs Products

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Resolved! VREFBUF not working on STM32WLE5JC

Hello everyone,I'm trying to set up VREFBUF as an internal reference at 2.5V, but the configuration isn't working. I've seen there were issues with this (VREFBUF Enable Problem - STMicroelectronics Community), but even after rearranging the function ...

grf14 by Associate
  • 832 Views
  • 1 replies
  • 0 kudos

Resolved! ADC signal noise

Hi, I'm using stm32f429 disc1 adc1 PA4 and GND to get the ADC signal, the voltage of the signal is 300 mV. The signal that I'm getting after conversion has some noise, But the same signal when seen through an oscilloscope has no noise. The noise or d...

harry123 by Senior II
  • 1075 Views
  • 2 replies
  • 3 kudos

I2C error in sending data (for the oscilloscope)

Hello ! I've got a problem because I tried to check the SDA and SCL pins like in the picture :  Sorry for the paint picture (the oscilloscope was during classes so I don't have it right now).The output was all the time noises even thought the code wa...

Xenon02_0-1700670192061.png Xenon02_1-1700670341278.png Xenon02_2-1700670423029.png Xenon02_3-1700670458974.png
Xenon02 by Senior
  • 2790 Views
  • 10 replies
  • 0 kudos

DMA is not working on STM32H747i-DISCO board

I am working with STM32H747i-DISCO  board and I configured ADC1 with DMA1 stream0 and ADC3 with DMA2 stream0 both with Cortex-M7 core as initializer and I created the MDK-ARM project using STM32Cubemx and compile the code in CrossWorks when I debug t...

Resolved! Revision code

Hi To what does the revision code correspond?I have not found any clear answer in the documentation.Does a new revision replace the previous one? if so how to know which one is the most recent.

Saredo by Associate III
  • 774 Views
  • 1 replies
  • 1 kudos