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SubjectRe: [PATCH v1] iio: gyro: mpu3050: Fix reported temperature value
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22.04.2021 09:46, Andy Shevchenko пишет:
>                 case IIO_TEMP:
> -                       /* The temperature scaling is (x+23000)/280
> Celsius */
> +                       /*
> +                        * The temperature scaling is (x+23000)/280
> Celsius,
> +                        * where 23000 includes room temperature
> offset of
> +                        * +35C, 280 is the precision scale and x is
> the 16-bit
> +                        * signed integer which corresponds to the
> temperature
> +                        * range of -40C..85C.
>
>
>
> Datasheet says typical -30°... also think about the other comment you
> gave, I.e. about temperature of the die itself. Are you suggesting that
> at -40° the die T is also -40°?  Does it have perpetuum mobile ? ;) it
> might dissipate not to much energy, but we don’t know the linearity of
> the curve there.

My understanding that -40C is the minimum temperature which sensor may
report.

Alright, I think the comment could be improved a tad anyways. I'll
prepare v3, thanks.

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