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Example of OpenAMP send message from core M4 to M7 (Nucleo H745ZI)

ManhPham
Associate III

‎2024-07-28 10:05 PM

Hello everyone,

I am using Nucleo H745ZI dual core and I want to communicate intercore by OpenAMP.

The ST only giving example send message from core M7 to M4. But I want to send message from core M4 to M7, I tried follow the OpenAMP flowchart but not working.

Do anyone has the example of OpenAMP send message from M4 to M7?

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mƎALLEm
ST Employee

‎2025-09-09 4:32 AM - edited ‎2025-09-09 4:37 AM

Hello,

Check the oscilloscope example X-CUBE-H7DC-APP, it is using OpenAMP. Most probably CM4 is converting an external analog signal and it is sending the samples (using OpenAMP) to CM7 to display it and apply the FFT.

EDIT:

Indeed, it does (from the data brief:(

mALLEm_0-1757417774714.png

 

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