Hello, i bought a microfon and try to test it, i found this test code but the code shows an error but i dont get it so i hope somebody can help me with it. The Code: int sensorPin = A5; // select the input pin for the potentiometer void setup () { Serial.begin (9600); } void loop () { sens…

Why do i get : 'sensorValue' was not declared in this scope. ?

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