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STM32H743ZI : I can not do a TCP/IP Socket communication

Hello,I try to do a connection via TCP with LWIP/FreeRTOS activated (ioc file joined)For testing i use telnet command and I am unable tio pass the "accept" function.Here the simple piece of code: int sock, newconn, size; struct sockaddr_in add...

eymarf by Associate II
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STM32L4R7ZI SDMMC clock polarity wrong?

HelloI have tried to run a microSD on STM32L4R7ZI and run code from CubeMX 4.26.1 to access the microSD card. According to SDCard Physical Layer spec the card clock should have a rising edge to signal a valid bit clocked into the card. But STM32L4 ge...

0690X000006CAlmQAG.png 0690X000006CAlrQAG.png

Get data from ADC

Hello,My aim is to get data from two ADC channels in order to extrat data into a file. I want then to analyze data with Matlab.For now I achieve to see the two signals in my debugger but I can't manage to extract them from there.I am using a Nucleo F...

STM32F105RB and correct way to start from a new user perspective

Hi all!I'm starting a new application concerning the driving of a small stepper motor by means of the L6480 driver, I'm also new with the ST software toolchain, so I kindly ask to be patient if some question may be obvious from some certain point of ...

FF1 by Associate III
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STM32L4+USART+Rx+HAL-------Distortion of received data

Hello Everyone,I am using Nucleo-32 board in my project. I am programming USART to receive 10 character data and then transmit this 10 character data back. Problem that I am observing is that if accidentally 11 character it is suppose to display erro...

Find MCU by supported Debug/Trace facility

Hallo all,where can I find an overview on which trace block like SWV, ETM or ETB is implemented in the different STM32 MCUs?Currently I am looking for one supporting ETB for evaluation purposes.Kind regardsStephan

SHoff by Associate
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Resolved! UART Oversampling 8 and 16

STM32 experts,I bought 2xNUCLEO-F042K6 for testing purposes. Reference manual says that uart speed at oversampling 16 is 3mbit/s, for oversampling 8 is 6mbit/s.Here is my working configuration. I send 100 bytes data at 3mbit/s and oversampling 16 fro...

John Doe1 by Associate III
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Do Interrupt Priorities Have To Start At Zero?

I've been fighting a very subtle strange QSPI bug for a while now where data is occasionally spuriously clocked out unexpectedly. Without going into too much detail about that right now, my question is about interrupt priorities. I found what appears...