Turn Knob Sets Buzz's Chirp Tone

Code

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/* Use the turn knob to control the pitch of Buzz's chirp */ void setup(){ pinMode(A0,INPUT); //turn knob pinMode(2,OUTPUT); //speaker } void loop(){ int pitch = analogRead(A0); //Create a variable called 'pitch' that is an integer (whole number) //pitch will have a range of 0 to 1023 hertz, since that is the range the turn knob can send into the program tone(2,pitch); //set the tone equal to the value of the 'pitch' variable } // (c) 2023 Let's Start Coding. License: www.letsstartcoding.com/bsdlicense
 

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Quiz

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1. Which syntax ends the entire 'void loop' function?




2. Which syntax ends a single code command?