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Can CM4 put CM7 core to sleep (or stop or halt)

JTari.1
Associate II

I am using the template with CM7 as gated and CM4 core boot. This behavior works fine. In my application, CM4 runs on bank1 and CM7 runs on Bank 2. One sector on Bank 2 is dedicated to store application data. So CM4 tries to write to that sector, which gives performance issues as CM7 is executing in the same bank. What i tried is: Hold the CM7 core (or if i can stop it somehow), write in the sector 1 of Bank2 , and then resume CM7. I tried to Hold the CM7 via HAL_PWREx_HoldCore(PWR_CORE_CPU1); but it doesnt stop execution. Can you please help

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