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How to measure the frequency?

Question asked by Aaron Lee on Aug 26, 2019
Latest reply on Aug 28, 2019 by Daniel Martynek

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Hi,

We are using S12ZVCA(LQFP-48) and CodeWarrior 11.0 for measure the frequency of external signal. The frequency is between 1Hz and 500Hz.

Which pin do you recommend to connect the external signal?

Do you have example code?

Best Regards,

Aaron

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Daniel Martynek Aug 27, 2019 5:48 AM
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Hi,
Please refer to this example:
S12ZVL-TIM-FrequencyMeasurement-V1_0-CW106-TIC-EXAMPLE

Thanks,
BR, Daniel
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Aaron Lee Aug 27, 2019 9:13 PM
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Dear Daniel,

Thanks for your reply. We are design the schematic for PCB as following:
The PT4 & PT7 for frequency input. Do you have any recommend?

Best regards,
Aaron
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- Daniel Martynek @ Aaron Lee on Aug 28, 2019 12:45 AM
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  Hello Aaron,
  This is application-dependent, there is no recommendation,
  
  BR, Daniel
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