K22 ADC Calibration

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K22 ADC Calibration

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sbranover
Contributor I

When non volatile memory is available is it recommended to store and reload the ADC calibration values or is it better to run the auto calibration at every reboot?

We are also storing calibration values for circuitry external to the ADC for which the calibration needs to be preformed in a lab.

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nxf56274
NXP Employee
NXP Employee

Hi,

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You would better run the auto calibration at every reboot. Because some factors ,such as temperature, will influence the  the calibration value. So the fixed value will influence the ADC's preciseness.


Have a great day,
TIC

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