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GPIO key hold detection

Question asked by Ken Su on Apr 17, 2017
Latest reply on Apr 20, 2017 by Ken Su

Hi

 

Does LPC1830 have any special feature for "GPIO key hold" detection?

 

Normally, we implement the firmware  "Interrupt and timer" or "polling and timer" to detect the "key hold".

Now I use freeRtos with LPC1830, Does any better or easy solutionfor key hold detect?  

 

Thanks

Ken

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