STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

RM0394 Rev 4 duplicated pages

In RM0394 Rev 4, pages 193 and 194 are identical, this is probably not intended.So, there is really absolutely no proofreading of the RMs before issuing? I mean, this is hard to overlook, even if it would be a non-technical person doing it.JW

Resolved! Internal temperature return wrong value

HiSo I''m trying to use the internal temperature sensor to get a rough idea of the temperature. So first I test it on the NUCLEO-F446 and get good result but when I try to use the same code on my board, I get wrong data. Good data is adc value aroud ...

Why the EN flag bit in DMA_SxCR register is cleared when I powered up the peripheral device? I have linked DMA with UART for receiving purpose only.

I am using Nucleo-F429ZIT. I have used UART4 and linked it with DMA for reception. The EN flag bit in DMA_SxCR register is cleared when I connect peripheral board with STM. This issue is happening only when I disconnect the power supply of peripheral...

JPate.1 by Associate
  • 793 Views
  • 3 replies
  • 1 kudos

I am using CAN Communication between two STM32F429ZI Microcontroller i am not able to receive the Interrupt callback HAL_CAN_RxFifo0MsgPendingCallback() after receiving the Transmitted Data.

I am using this Flow for Transmitting Data and Receiving If Anything I am Missing From Flow of Execution wise i am not getting Receiver Callback. filterConfig.FilterFIFOAssignment = CAN_RX_FIFO0;  filterConfig.FilterIdHigh = 0;  filterConfig.FilterId...

Sbadi.1 by Associate
  • 444 Views
  • 1 replies
  • 0 kudos

Nucleo-L476 doesn't get recognized !

Hi ,I started with the step by step learning program. Installed several software packages and tried my first task in truestudio. However, my Nucleo-L476 doesn't get recocnized. Probably because there's Mbed on it??? How can I get it recocnized?I did ...

SVerm.2 by Associate
  • 532 Views
  • 2 replies
  • 0 kudos

Page erase time

Hello, a page erase on STM32F103 with 1k size usually takes some 22 ms with busywait. Now I started the erase and instead of waiting I reset the STM after 1 ms after the start instruction using a output pin and a second micro. The strange thing is th...

machinist by Associate III
  • 407 Views
  • 1 replies
  • 0 kudos

QSPI fail on memory mapped read after DMA page programm

HiWe are facing a problem while trying to read data out of QSPI flash in memory mapped mode shortly after programming a page in DMA mode. We see that the read data is corrupted / unexpected altough flash hast he correct data. Our steps to reproduce t...

DDU by Associate II
  • 548 Views
  • 1 replies
  • 0 kudos

STM32H750xB errata 2.2.18 cannot be reproduced. "DAC GPIO cannot be used when DAC is connected to on-chip peripheral only"

I would like more information regarding errata 2.2.18 for STM32H750VB Silicon Rev V, from document DM00399555, which reads:"When a DAC output is connected only to an on-chip peripheral, the corresponding GPIO is expected to be available as an output ...

0690X00000BvuMaQAJ.png
RMart.0 by Associate III
  • 1114 Views
  • 7 replies
  • 0 kudos