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s32k142, how to distinguish gpio interrupt flag (raising flag or falling flag)

Question asked by Baoyuan Gong on Aug 20, 2018
Latest reply on Aug 22, 2018 by Diana Batrlova


I am working on a project with s32k142 and have a question about gpio interrupt

i do the following:

      set IRQC as EITHER edge

      read ISF to see if the interrupt is happed


the question is: 

how can i distinguish if it war a falling oder raising edge? 


Thanks a lot


Baoyuan Gong