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BQ78350: commands in bqstudio

Part Number: BQ78350
Other Parts Discussed in Thread: BQSTUDIO

Hello,
customer has to use bqstudio and wants to set commands for
- seal/unseal
- full excess
- autentifcation

Is there any description how to do that? If not, how can he do that in bqstudio?

Regards, Holger

  • Hi Holger,
    See the technical reference manual section 11 for security feature description and section 17 for SBS commands, particularly sections 17.2.30, 17.2.31, 17.2.32 and the general block instructions at the beginning of 17.2. The endian-ness is always confusing, even to me, I would recommend the customer read keys and understand the sequence before sealing, then seal and unseal before or changing keys. Since bqStudio is aware of commands and it is not always clear how it is helping it may be easier to implement without bqStudio.
    I don't know of a description of implementing security with the gauge.