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bq34z100 extended data command programming

Hello All,

I plan to use the bq34z100 with a 6S LiPo pack but I'm really confused about how to configure the design capacity, design energy and the terminate voltage for my application. It would be really helpful if someone walks me through the steps involved in accessing and change the extended data flash commands. What I understood from one of the examples given in the datasheet was that:

1) In order to access a specific data class, the subclass ID must be passed to the DataFlashClass() register at 0x3e. For example 0x50(80) for the Gas gauging application.

2)Next I pass 0x01 to DataFlashBlock() register located at 0x3f and then subsequently write the Blockdata() based on the offset calculation.

3)Now what I don't understand is, that the offset here is taken as 48(on pg 14 of the datasheet) but looks like the offset is 67 mentioned on pg 42.

Have I misunderstood the concept here.?

Thanks,

Regards,

Krishna


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