I’m try to make a serial connection from processing to arduino. The idea is that when I press “a”, the speaker from Arduino will produce a sound and the same goes with another key pressed but with a different note. However, I’m a bit stuck with the codes. Can anyone let me know what is the problem o…

Serial connection of Processing and Arduino

jafal June 6, 2022, 4:34am 2

Try this in Arduino side

if(Serial.available() > 0) {

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