STM32 MCUs Embedded software

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CanOpenNode Send Data

Hello friends,I'm new to the H series and CanOpen. I found the CanOpen Node stack sample structure on Github. I did some experiments on this. But I cannot see the data.Data always comes as zero and dID =723, but my ID is 123. Can anyone help me on ho...

Yandas by Associate II
  • 198 Views
  • 2 replies
  • 1 kudos

lwip - tcpecoserver - transmit data

Hello.I am using an STM32H743BI processor in the project.I am using freertos.I have completed the connection setup from ethernet. I can ping the device and connect as tcpclient.In the working scenario I need to send data at 100ms intervals as long as...

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Resolved! Execute specific functions from RAM

Hi, I would like to know the procedure to execute specific functions from RAM.I have tried __ramfunc at beginning of the function but it requires all the subsequent functions also to be run from RAM. This would require lot of manual code updates. Is ...

nagarasr by Associate II
  • 748 Views
  • 10 replies
  • 4 kudos

send a message to HiveMQ

  I am running an STM32 NUCLEO F429ZI project connected to HiveMQ, with the following details in the mqtt_app.c file using LWIP and MBEDTLS: char* strUrlDefault = "mqtt://broker-dev.vconnex.vn:888"; char* strUsernameDefault = "SmartHome"; char* strP...

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QuangIoT by Associate II
  • 300 Views
  • 6 replies
  • 0 kudos

Switching between CAD state machines

Hi, what is the correct way to switch between CAD state machines? For example, between DRP to SNK and vice versa.Motivation: When the battery is bellow the defined SOC, switch from the DRP state machine to the SNK only and stop toggling between SRC a...

kumen by Associate
  • 102 Views
  • 0 replies
  • 0 kudos

Resolved! LT6810 Library import in stm32H753 code

I am writing the code stm32H7ZIT6 based master to control slaves based on LTC6810 ic. Although, I am getting errors while importing the specific LTC libraries needed for making this setup work. I am trying to import specifically these libraries 1. LT...

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STM32 problem with UART RX throught DMA

Hello,I am implementing the use of the DMA for receiving data from the UART on a board with an STM32G491 that is constantly receiving data at 19200 baud.The DMA is configured in normal mode, and the receive buffer is currently of 50 bytes.Each time t...

Smark by Associate II
  • 476 Views
  • 9 replies
  • 5 kudos

Resolved! STM32F429ZI fixed Ethernet with LWIP

I hope this email finds you well. I am currently working with the STM32 NUCLEO F429ZI and encountering challenges with Ethernet connectivity. Specifically, I am looking for example projects demonstrating how to connect STM32 to Ethernet, both using a...

QuangIoT by Associate II
  • 318 Views
  • 3 replies
  • 0 kudos