Rising Variable Tone

Code

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/*Use a rising variable for the tone on a speaker*/ int pitch = 40; //Create a variable called 'pitch' that is an integer (whole number) and has a starting value of 40 void setup() { pinMode(A5,OUTPUT); //speaker } void loop() { tone(A5,pitch); //use the pitch variable as the hertz value playing on the speaker pitch++; //increase the value of the pitch variable by 1 delay(1000); //delay 1000 milliseconds (1 second) before starting the loop again } // (c) 2021 Let's Start Coding. License: www.letsstartcoding.com/bsdlicense
 

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Challenges

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Concepts

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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?