LPG gas Leakage Detector
Code :
void setup()
{
pinMode(13,OUTPUT);
pinMode(8,OUTPUT);
Serial.begin(9600);
}
{
pinMode(13,OUTPUT);
pinMode(8,OUTPUT);
Serial.begin(9600);
}
void loop() {
int val = analogRead(A3);
if(val>400)
{
digitalWrite(13,HIGH);
digitalWrite(8,HIGH);
Serial.println(val);
delay(40);
}
else
{
digitalWrite(13,LOW);
digitalWrite(8,LOW);
Serial.println("no Smoke");
delay(10);
}
int val = analogRead(A3);
if(val>400)
{
digitalWrite(13,HIGH);
digitalWrite(8,HIGH);
Serial.println(val);
delay(40);
}
else
{
digitalWrite(13,LOW);
digitalWrite(8,LOW);
Serial.println("no Smoke");
delay(10);
}
}
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