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How to enable Interrupt when there is change in Digital Input

Hello ,
          I am using PCI 6221 M series DAQ card on a x86 SBC based PC with ThreadX as operating system .

I want to use Port1 & Port2 as DI and Port0 as DO. If there is change in input signal at Port1 or Port2 (configured as DI),

Can a interrupt be triggered ?

 

Let me know ..

 

Thanks,

Irfan

 

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