[Gnuk-users] Upgrading gnuk on a nitrokey start

Aidan Thornton makosoft at gmail.com
Wed Oct 12 00:18:33 UTC 2016


On 11 Oct 2016 16:33, "Remy van Elst" <relst at relst.nl> wrote:
>
> Small update,
>
> I fried one Nitrokey when trying to solder on the ST Link headers. Bummer.
>
> I hot-air desoldered an USB header from an old motherboard in the e-waste
bin and used the standard USB pinout, which suprisingly, worked. (
https://i.imgur.com/PQ7QG2B.png).
>
> The stm32flash tool was unable to remove the flash protection:
>
>     $ sudo stm32flash -u  /dev/ttyUSB0
>     stm32flash 0.5

stm32flash should work but you want the -k flag, -u is for removing write
protection not read protection. Don't forget to use -j to read-protect it
again after you're done flashing if you intend to put real keys on there.
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