Arduino code - Revision history

Capo0368 at 10:57, 1 December 2021

2021-12-01T10:57:20Z

← Older revision		Revision as of 10:57, 1 December 2021
Line 1:		Line 1:
	int melody[32] = {		// 초음파센서와 피에조 스피커. 거리에 따라 (4cm마다) 도레미파솔라시도(4 옥타브) 소리내기.
	131,147,165,175,196,220,247,
	262,294,330,349,392,440,494,		int melody[28] =
	523,587,659,698,784,881,988,		131,147,165,175,196,220,247,// 도레미파솔라시
	1047,1175,1319,1397,1568,1760,1976,		262,294,330,349,392,440,494,// 도레미파솔라시
			523,587,659,698,784,881,988,// 도레미파솔라시
			1047,1175,1319,1397,1568,1760,1976,// 도레미파솔라시
	};		};

Line 36:		Line 38:
	int i;		int i;

	if (distance <= 32) {		if (distance <= ) {

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

Capo0368 at 09:59, 1 December 2021

2021-12-01T09:59:22Z

← Older revision		Revision as of 09:59, 1 December 2021
Line 5:		Line 5:
	1047,1175,1319,1397,1568,1760,1976,		1047,1175,1319,1397,1568,1760,1976,
	};		};

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

	void setup() {		void setup() {

	Serial.begin(9600);		Serial.begin(9600);

	pinMode(TRIG,OUTPUT);		pinMode(TRIG,OUTPUT);

	pinMode(ECHO,INPUT);		pinMode(ECHO,INPUT);

	pinMode(speaker, OUTPUT); }		pinMode(speaker, OUTPUT); }

	void loop() {		void loop() {

	float distance, duration;		float distance, duration;

	digitalWrite(TRIG, HIGH);		digitalWrite(TRIG, HIGH);

	delayMicroseconds(1);		delayMicroseconds(1);

	digitalWrite(TRIG,LOW);		digitalWrite(TRIG,LOW);

	duration = pulseIn(ECHO,HIGH);		duration = pulseIn(ECHO,HIGH);

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

	Serial.println(distance);		Serial.println(distance);

	int i;		int i;

	if (distance <= 32) {		if (distance <= 32) {

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

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

	delay (300);		delay (300);

	}		}

	else {		else {

	noTone(speaker);		noTone(speaker);

Capo0368: Created page with "int melody[32] = { 131,147,165,175,196,220,247, 262,294,330,349,392,440,494, 523,587,659,698,784,881,988, 1047,1175,1319,1397,1568,1760,1976, }; int TRIG = 3, ECHO = 4, speake..."

2021-12-01T09:58:19Z

Created page with "int melody[32] = { 131,147,165,175,196,220,247, 262,294,330,349,392,440,494, 523,587,659,698,784,881,988, 1047,1175,1319,1397,1568,1760,1976, }; int TRIG = 3, ECHO = 4, speake..."

New page

int melody[32] = {
131,147,165,175,196,220,247,
262,294,330,349,392,440,494,
523,587,659,698,784,881,988,
1047,1175,1319,1397,1568,1760,1976,
};
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 <= 32) {
i=map(distance,0,32,0,7);
tone (speaker, melody[i], 250);
delay (300);
}
else {
noTone(speaker);

}

}