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Page history last edited by Jishnu Datta 6 years, 11 months ago

Describe the tone pattern you hear (i.e., high or low, how long, etc.).

The tone pattern goes from high to low (1 second each) with a 1 second gap inbetween each, with 3 tones.



Does this code play all the songs in all the directories of the SD card? If not, which songs does it play? How does it keep from playing the text file?

Yes, the code plays all the songs in the SD card. It doesn't play the text file by checking each file for a music-file related ending like (.mp3).


What are the pros and cons of using this method?

This method means that the button pressing will be much more accurate and there will be a smaller chance of the button and its command getting switched the wrong way round.

However, you do have to wait a bit longer to enable this while pressing the buttons.



This is my circuit:



I didn't upload a video as I showed you my mp3 which was playing during lab.

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