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Nordic Case Info

Case ID: 105882

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Can I erase UICR in ble app?

gootoomoon over 10 years ago

Can I erase UICR in ble app or must erase all chip and write uicr again?

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Moloch over 10 years ago +7

I received an answer on Nordic's support portal. To erase the UICR, you must erase all flash. Nordic reasons that if the UICR can be erased while running then the readback protection configured in the…
Vidar Berg over 8 years ago in reply to Moloch +1

update: nrf52 has a different memory protection implementation and allows the UICR section to be erased at runtime.

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0 Susheel Nuguru over 10 years ago

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Yes, UICR registers can only be erased by ERASEALL.
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0 Susheel Nuguru over 10 years ago

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Yes, UICR registers can only be erased by ERASEALL.
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