라즈베리파이 PIEZO BUZZER 코드

라즈베리파이 PIEZO BUZZER (피에조 부저) 소리센서 1

 

#include <stdio.h>
#include <wiringPi.h>
#include <softTone.h>

const int pinPiezo = 13;

const int aMelody[8] = {131,147,165,175,196,220,247,262};

int main(void)
{
	wiringPiSetupGpio();

	softToneCreate(pinPiezo);

	while(1)
	{
		int i;
		for(i=0;i<8;i++)
		if(aMelody[i]%2==0)
		{
			softToneWrite(pinPiezo,aMelody[i]);
			delay(1000);
		}
		
			softToneWrite(pinPiezo,0);
			delay(1000);
	}
	return 0;
}

 

라즈베리파이 PIEZO BUZZER (피에조 부저) 소리센서 2

#include <stdio.h>
#include <wiringPi.h>
#include <softTone.h>

const int pinPiezo = 13;
const int pinPir = 24;



const int aMelody[9] = {131, 147, 165, 175, 196, 208, 220, 247, 262};

int main(void)
{
	wiringPiSetupGpio();
	pinMode(pinPir, INPUT);
	softToneCreate(pinPiezo);

	while(1)
	{
		if(!digitalRead(pinPir))
		{
			softToneWrite(pinPiezo, aMelody[2]);
			delay(100);
			softToneWrite(pinPiezo, aMelody[0]);
			delay(100);
		}
		else
		{
			softToneWrite(pinPiezo, 0);
			delay(100);
		}
	}
	return 0;
 }