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Forum Posts

Clearing the SPI Buffer

Hi all, I'm working on a project where I am using an STM32F3 (master) to communicate with an STM32G0 (slave) using SPI with DMA. The G0 performs a task and can receive commands, and have it's "registers" (ie. state data) read out over the SPI. I want...

Konami by Senior II
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How to change MSI frequency on the fly ?

Hi, I am working on an STM32L476RCT6 and I use STM32CubeMX to configure the peripherals of the microcontroller.Currently the microcontroller runs on MSI, whose frequency is set at 8 MHz. The clock configuration is as follows :I want to use the USB in...

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VGava by Associate II
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STM32H735-DK reset

I have a demoboard STM32H735-DK. I develop a demo for my customer. All OK. But when I supply the card (with USB cable) the application-firmware doesn't run: I have to press the button reset for start it. Why? Thanks for your answer.

MGatt.2 by Associate II
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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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  • 6 replies
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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
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Resolved! Can someone advice a psram for STM32F479 LQFP100 ?

Dear Community,can someone advice a min 8Mbit psram for the STM32F479?I only find some who has address pins up to A20 but the uc has only up to 16 or did I missunterstand something?best regards

Dany1 by Associate
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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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