It's possible tu use the same Processing code of the Project 1 to control a piezo buzzer. We have to connect the devices like the image below and use the keyboard to obtain four different sounds on key pressed.
More details available on Project 2 page.
Arduino
Processing
The table below is a list of the best gaming keyboards out there today. Be sure to combine it with a good gaming mouse and the best gaming monitor for the best gaming experience. mechanical keyboard under 50
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