So I'm trying to get an analog sensor to work with a piezo on the Arduino uno. Basically I want a proximity sensor to tell a piezo to start singing a melody when someone gets near enough, and blare a noise when they get too close. I'm trying the if/else statement, and looking at the toneMelody in t…

toneMelody error message,"NOTE_A2 not declared in this scope"

system April 13, 2012, 5:31pm 3

wow.. that was dumb of me not to realize. THANK YOU!!

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