S32K148 measure frequencies less than 1hz

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S32K148 measure frequencies less than 1hz

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piotr3332
Contributor I

Hello,

 

I would like to know how to use the FTM to measure frequencies lower than 1Hz?

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Robin_Shen
NXP TechSupport
NXP TechSupport

Hi piotr3332,

Please refer the ftm_signal_measurement_s32k148. If the FTM overflow too frequency, then you may need to add a software count in overflow interrupt.

Best Regards,
Robin

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