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SWD protection on nRF51822

Hi all, is there any method to disable SWD in a way that every operation through SWD is blocked? Do the MPU also blocks for reprogram the binary through SWD (maybe disabling debug mode forever)?

Thanks, Davide

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run_ar over 8 years ago +1

Please refer to the nRF51 product specification Chapter 9.1 to see how the MPU works: Protect all (PALL) is configured by writing '0' to UICR.RBPCONF.PALL. When protect all is enabled, the debugger …
Davide over 8 years ago in reply to run_ar +1

Thanks. And (at least on nRF51), since NVMC is enabled, is it possible to issue an ERASEALL and erase all the flash? Making it possible to reprogram all the chip with own firmware?

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0 run_ar over 8 years ago

Yes, it is possible to erase everything to program the chip with your own firmware.
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0 Davide over 8 years ago in reply to run_ar

Thanks. Davide.
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0 Davide over 8 years ago in reply to run_ar

Thanks. Davide.
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