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K20: how to know the current core frequency?

Question asked by Hui Shao on Sep 24, 2014
Latest reply on Sep 25, 2014 by soledad

Hi -

 

I am working on MK20DX128VFM5 with MQX4.1's k20d50m BSP. The k20 is clocked with a 8MHz crystal. How can I calculate the current core frequency?

 

I am reading through the manual, seems like it is related to PRDIV0 and VDIV0 etc settings.

 

Thanks!

 

Hui

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