mihun70 Posted April 19, 2013 Share Posted April 19, 2013 Salut!as vrea sa detectez cumva metale cu un arduino pe o intrare analog...Stie careva vreun dispozitiv sau ceva care mi ar fi de folos?practic am facut o chestiuta cu o bobina de releu si un 555..dar arduino nu imi detecteaza schimbul de frecventa...orice ajutor va fi apreciat!multumesc! Link to comment Share on other sites More sharing options...
Electronicserver Posted April 19, 2013 Share Posted April 19, 2013 Nu ar merge un convertor frecventa-tensiune ?Arduino detecteaza variata tensiunii ? Link to comment Share on other sites More sharing options...
mihun70 Posted April 20, 2013 Author Share Posted April 20, 2013 nu stiu...nu ar fi un trigger ceva?is cam incepator...as avea nevoie de o distanta de minim 2 centimetrii si o iesire cu o diferenta de tensiune de cam un volt... Link to comment Share on other sites More sharing options...
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