STM32 MCUs Products

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NUCLEO-L412RB Pin stopped working as input

Im not sure if i fried a pin or if i am missing something, but i a using a NUCLEO-L412RBhttps://www.st.com/resource/en/user_manual/dm00387966-stm32-nucleo-64-p-boards-stmicroelectronics.pdfand i can use in PA6 as an ouput pin fine, but for some reaso...

TShem.1 by Associate II
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Wake up pin identify issue

I use 3 wake up pin PA0,PC5 and PC13 .(MCU part number is STM32L452)When trigger wake up pin to wake up MCU from the standby mode.How to identify which WAKE UP PIN is triggered?

Adams by Associate II
  • 636 Views
  • 3 replies
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I can't work SPI Transmit with DMA by LL Library

Hi Seniors.I am a beginner who started to implement in the LL library.I would appreciate it if you could help me.What I want to do is very simple, I want to transfer one buffer divided into front and back by SPI (Slave) using DMA every second.The imp...

HNish.1 by Associate
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  • 0 replies
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STM32F469 SPI DMA repeat TX while filling RX buffer?

Hi thereI got an IC that needs to be fed with 32bit NOP words via SPI TX (0x00000000) to get 32bit data output via RX at the same time. Communication works fine in SPI polling mode but I really want to try to do it via DMA...My RX buffer is an array ...

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PGroe.2 by Associate III
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  • 2 replies
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