Cirrus-logic CDB5461AU Manual do Utilizador descarregar pdf (Página 23)

CDB5461AU

DS661DB1 23

2.8.11.4 STD_DEV

Indicator for the standard deviation of the collected data set. The standard deviation is calculated using the following

formula:

2.8.11.5 Variance

Indicator for the variance of the current data set. The variance is calculated using the following formula:

2.8.11.6 Maximum

Indicator for the maximum value of the collected data set.

2.8.11.7 Minimum

Indicator for the minimum value of the collected data set.

StdDev

Xi Mean–()

2

i 0=

n 1–

∑

n

-------------------------------------------- -=

Var

Xi Mean–()

2

i 0=

n 1–

∑

n

-------------------------------------------- -

=

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CDB5461AU 1

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