delay(500);
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void loop() int sensorValue = analogRead(A0); float voltage = sensorValue * (5.0 / 1023.0); Serial.print("Gas Voltage: "); Serial.println(voltage); delay(500); Did this guide help you
// If voltage > 2V -> gas detected if(voltage > 2.0) digitalWrite(13, HIGH); else digitalWrite(13, LOW); Serial.print("Gas Voltage: ")