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petsound
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A pillow or plush toy that makes a sound when you pet it.
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The Dod b52cb07525 witch to 4*AA battery holder il y a 2 mois
README.md README edit il y a 2 mois
petsound.fzz witch to 4*AA battery holder il y a 2 mois
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petsound_bb.png witch to 4*AA battery holder il y a 2 mois

README.md

Petsound

Petsound is a pillow or plush toy that makes a sound when you pet it. It has a velostat sheet that senses pressure, and we define “petting” as significant variaton of that pressure.

Video and “making of” photos

Schematic diagram

Pet detection is done by an arduino nano that sets and ISD1820 sampling boards’s P-L pin to high while petting is detected. The audio out of the board goes to a class D 2.5W audio amplifier.