Membuat kipas angin pintar menggunakan arduino
int cm = 0;
int motor=2;
long readUltrasonikDistance(int pin)
{
pinMode(pin, OUTPUT);
digitalWrite(pin, LOW);
delayMicroseconds(2);
digitalWrite (pin, HIGH);
delayMicroseconds(10);
digitalWrite (pin, LOW);
pinMode(pin, INPUT);
return pulseIn(pin, HIGH);
{
void loop()
{
cm = 0.01723 * readUltrasonicDistance(3);
Serial.print(cm);
Serial.println("cm")
if(cm<300)
digitalWrite (motor,HIGH);
}
else
{
digitalWrite(motor,LOW)
}
}
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