Capo0368 at 11:10, 1 December 2021

2021-12-01T11:10:25Z

← Older revision		Revision as of 11:10, 1 December 2021
Line 1:		Line 1:

	* Test_ change a sound (octave) depends on distance_ 01.12.2021
	~~[[arduino code]]~~

	~~reference : https:~~//~~youtu~~.be/~~TcQfqZPUP58~~		// 초음파센서와 피에조 스피커. 거리에 따라 (4cm마다) 도레미파솔라시도(4 옥타브) 소리내기.

			int melody[28] = 131,147,165,175,196,220,247,// 도레미파솔라시

			262,294,330,349,392,440,494,// 도레미파솔라시

			523,587,659,698,784,881,988,// 도레미파솔라시

			1047,1175,1319,1397,1568,1760,1976,// 도레미파솔라시 };

			int TRIG = 3, ECHO = 4, speaker = 7;

			void setup() {

			Serial.begin(9600);

			pinMode(TRIG,OUTPUT);

			pinMode(ECHO,INPUT);

			pinMode(speaker, OUTPUT); }

			void loop() {

			float distance, duration;

			digitalWrite(TRIG, HIGH);

			delayMicroseconds(1);

			digitalWrite(TRIG,LOW);

			duration = pulseIn(ECHO,HIGH);

			distance = ((float)(duration*340)/10000)/2;

			Serial.println(distance);

			int i;

			if (distance <= ) {

			i=map(distance,0,32,0,7);

			tone (speaker, melody[i], 250);

			delay (300);

			}

			else {

			noTone(speaker);

			}


			}

Capo0368: Created page with " * Test_ change a sound (octave) depends on distance_ 01.12.2021 arduino code reference : https://youtu.be/TcQfqZPUP58"

2021-12-01T11:09:22Z

Created page with " * Test_ change a sound (octave) depends on distance_ 01.12.2021 arduino code reference : https://youtu.be/TcQfqZPUP58"

New page

* Test_ change a sound (octave) depends on distance_ 01.12.2021
[[arduino code]]

reference : https://youtu.be/TcQfqZPUP58