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PStinson · 2023-10-17

Hi All,In the reference manual for the BlueNRG-LP Cortex M0+ microcontroller (RM0479), it states both page and mass erase functionality for the flash controller. But, only one "ERASE" command is given (0x11), which appears to be for page erase.Does a...

PStinson · 2024-01-26

Hello Miroslav,Once I had hardware available, I tried using 0x22 in the flash command register and it seemed to mass erase the device (as far as I can tell). I never received any confirmation of this being valid though, so try it at your own risk.Kin...

PStinson · 2023-10-24

Okay, I understand.Will it be possible for someone tell me if/how I can perform a mass erase manually via SWD? Or is the UART boot loader the only way to do this?

PStinson · 2023-10-24

Sorry, the way I phrased that last question was ambiguous. I meant to ask: Are you able to confirm the command that should be written to the flash controller "COMMAND" register in order to initiate a mass erase?I am not planning to use the UART boot ...

PStinson · 2023-10-24

Hello Peter,Thank you for responding to my query. I agree that calling a mass erase from code stored in flash would not be sensible.In this case, I am planning to access the device and the flash controller registers using SWD. I believe it should be ...

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BlueNRG-LP: Flash controller mass erase command?

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Re: BlueNRG-LP: Flash controller mass erase command?