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Visitor II
December 5, 2025
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How to perform dual-core communication on STM32H747

  • December 5, 2025
  • 1 reply
  • 291 views

Hello,

How to perform dual-core communication on STM32H747?

Best answer by mƎALLEm

Hello @lugl and welcome to the ST community,

First, in next time please post your question in English. Please review How to write your question to maximize your chances to find a solution

Second, you would refer to the AN5617 "STM32H745/755 and STM32H747/757 lines inter-processor communications"

+ There are few methods using the data over a shared RAM and perform these operations by using HW semaphore to do these exchanges or use middlewares like OpenAMP. You can refer to the following examples for OpenAMP:  https://github.com/STMicroelectronics/STM32CubeH7/tree/master/Projects/STM32H747I-EVAL/Applications/OpenAMP

Hope that helps.

1 reply

mƎALLEm
mƎALLEmBest answer
Technical Moderator
December 5, 2025

Hello @lugl and welcome to the ST community,

First, in next time please post your question in English. Please review How to write your question to maximize your chances to find a solution

Second, you would refer to the AN5617 "STM32H745/755 and STM32H747/757 lines inter-processor communications"

+ There are few methods using the data over a shared RAM and perform these operations by using HW semaphore to do these exchanges or use middlewares like OpenAMP. You can refer to the following examples for OpenAMP:  https://github.com/STMicroelectronics/STM32CubeH7/tree/master/Projects/STM32H747I-EVAL/Applications/OpenAMP

Hope that helps.

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