Tone&noTone

/* tone() & noTone()
Created March – 2018
By. papermindvention.blogspot.com
*/
int buzz1 = 6;
int buzz2 = 7;
void setup(){
pinMode (buzz1, OUTPUT);
pinMode(buzz2, OUTPUT);
}
void loop(){
noTone(buzz2);
tone (buzz1, 980);
delay (100);
noTone(buzz1);
tone(buzz2, 880);
delay(100);
}