teach-matsuuratomoya-com/content/docs/2023/code-design/9/tone_minimal.ino

18 lines
295 B
Arduino
Raw Normal View History

2023-06-13 09:48:18 +00:00
const int button_pin = 2;
const int sound_pin = 9;
void setup() {
pinMode(button_pin, INPUT);
//tone()を使うときは3,11以外
pinMode(sound_pin, OUTPUT);
}
void loop() {
if (digitalRead(2) == HIGH) {
tone(sound_pin, 1000);
} else {
noTone(sound_pin);
}
delay(20);
}