Page 123 - MDP2020-1

················································································ 명장양성프로젝트 【MDP】 과제발표회 자료집 Ⅰ | 117

pulseln() 함수는 핀에서 펄스(HIGH or LOW)를 읽어서 마이크로초 단위로 반환

*/
duration = pulseIn(echo, HIGH);
Serial.println(duration);
if(duration<300)
{

myservo.write(90);
digitalWrite(LED, HIGH);
delay(3000);
myservo.write(0);
digitalWrite(LED, LOW);

val=0;
}
else if(duration >= 300)
{
myservo.write(0);

delay(2);
}
delay(200);
}
void loop2(){

int magneticValue = digitalRead(4);
if(magneticValue==0)
{digitalWrite(5, HIGH);}
else if(magneticValue==1)
{digitalWrite(5, LOW);}

Serial.println(magneticValue);
delay(100);
}