SYSMEMREMAP register availability on PN7462

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SYSMEMREMAP register availability on PN7462

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piergiuseppe_tu
Contributor II

Hi all.

I'd like to have an answer from NXP guys.

I'm writing a custom bootloader for PN7462.

I need to know if vector table relocation is possible acting on SYSMEMREMAP like it is e.g. for LPC1113.

Does the PN7462 have such a register? Sadly, in my tests, writing to it brings to an instant hardfault... :smileysad:

Thank you all in advance.

Best regards,

Peppe

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3 Replies

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fangfang
NXP TechSupport
NXP TechSupport

Hello,

 Unfortunately. PN7462 has cortex-m0 inside , which has no register of VTOR. Hope it help you.Have a nice daym

Best regards

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piergiuseppe_tu
Contributor II

Thank you for your reply, but this doesn't answer the question.

I know M0 don't have VTOR register.

I'm asking if PN7462 can remap some address space using a SYSCON register (or the like) with SYSMEMREMAP field, as e.g. LPC1113, which has a Cortex M0 core:

sysmemremap.png

from UM10398, page 27.

Best regards,

Peppe

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arivigdor
Contributor I

Hi Peppe,

Did you find the answer to your question? I'm, also looking for the SYSMEMREMAP or alike for relocation of vector table.

Thanks,

Ari

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