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Tamper button does not work on cm4

Gil1
Associate II

I am using an STM32H757-eval board. From the CM7 I can detect a Tamper button press (PC13). I would like to detect this same button press from the CM4. Using CubeMX, I assign PC13 to the CM4. After rebuilding, I am not able to detect Tamper button presses from CM4. I connected a DMM and can see the line is being pulled low on button press.

8 REPLIES 8
FBL
ST Employee

Hello @Community member​,

Would please precise the CubeFW H7 version? Make sure it 's V1.10.1 or later to ensure RTC updates.

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Gil1
Associate II

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Gil1
Associate II

Looks like I got the latest available?

There is no such CubeH7 version!

C'mon, update the CubeMX.

Gil1
Associate II

This is the CubeMX version included in my CubeIDE install. How can this version not exist, I cut these version numbers directly out of the application.

Well, then obviously update the CubeIDE!

Hello @Piranha​,

It's STM32CubeH7 Firmware Package V1.11.0.

But the HAL drivers versions is V1.10.1 or later according to the release note

Sorry for that mistake.

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I'm out of offce with limited access to my emails.
Happy New Year!