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"Bartosz" == Bartosz Golaszewski [off-list ref] writes:
>> As the serial number is available on a separate i2c address, wouldn't
>> it be simpler to handle these as special (read only) device variants and
>> instantiate E.G. a 24c64 (for the normal data) and a 24cs64 (for the
>> serial)?
>>
> Hi Peter,
> I wanted to respond that this way we would not be protected from
> concurrent accesses, but then I saw I didn't actually include any
> locks in the serial read function - my bad. It needs to be fixed as
> both memory blocks share the same address pointer.
> I'll resend the series.
But we're protected by the i2c bus lock, right? You do a single
i2c_transfer to read the serial number.
--
Venlig hilsen,
Peter Korsgaard