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Changed analog references to use new A0 through A5 notation
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@ -14,7 +14,7 @@
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created 25 Mar 2007
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by David Cuartielles <http://www.0j0.org>
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modified 30 Jun 2009
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modified 4 Sep 2010
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by Tom Igoe
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This example code is in the public domain.
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@ -24,7 +24,7 @@
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// these constants won't change:
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const int ledPin = 13; // led connected to digital pin 13
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const int knockSensor = 0; // the piezo is connected to analog pin 0
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const int knockSensor = A0; // the piezo is connected to analog pin 0
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const int threshold = 100; // threshold value to decide when the detected sound is a knock or not
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