Hello everyone, I was wondering what was wrong with my program. Whenever I run it, it works fine but doesn't output sound. I am using a UDOO (modified Arduino Due) which means that I can't use the tone command. Here is the program: int speakerPin = 9; int length = 1; // the number of notes char n…

Piano Program

system April 26, 2014, 1:46pm 8

So, what about the questions raised in the other replies?

What is tone that you are now using?
Where are you actually reading the pins that the switches are attached to?

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