About branislav

branislav · 2015-09-25

Posted on September 25, 2015 at 21:56Hi All, During conversion of our debugging code from Cortex-M3/M4 to M7 I run into following problem - it seems that it is not possible to write to any registers in FPB unit, for example FP_CTRL (0xE0002000) or F...

branislav · 2015-09-29

Posted on September 29, 2015 at 19:34At the end this has worked for me:It seems that there is new locking mechanism implemented in Cortex-M7 and each debug block needs to be unlocked first.For FPB the unlock register FP_LAR is on address 0xe0002fb0 ...

branislav · 2015-09-29

Posted on September 29, 2015 at 18:12 Maybe my problem is related to for some action that needs to happen with these registers I found mentioned in Cortex-M7 spec. But there is not description of them anywhere: 0xE0000FB0 FP_LAR WO - ...

branislav · 2015-09-29

Posted on September 29, 2015 at 18:00Hi, Based on my understanding of ARM documents, Flash patching and breakpoints functionality should be independent and I should not need flash patching to use breakpoints. Value in stm32f746 register FP_CTRL on s...

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STM32F7 - Can not write to FPB registers

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