MQ4MethaneGasSensor.h

#pragma once
/*
ASensor - Sensor library. Can be used standalone or in conjunction with AWind library
Copyright (C) 2015-2018 Andrei Degtiarev. All right reserved

You can always find the latest version of the library at
https://github.com/AndreiDegtiarev/ASensor

This library is free software; you can redistribute it and/or
modify it under the terms of the MIT license.
Please see the included documents for further information.
*/
///MQ4 methane gas sensor from sainsmart. No any external libraries are necessary. Details to member functions see ISensor class documentation
class MQ4MethaneGasSensor : public ISensor
{
	int _port;

public:
	MQ4MethaneGasSensor(int port)
	{
		_port=port;
	}
	const __FlashStringHelper* Name()
	{
		return F("MQ4MethaneGas");
	}
	float LowMeasurementLimit()
	{
		return 0;
	}
	float HighMeasurementLimit()
	{
		return 1024;
	}
	int Precission()
	{
		return 0;
	}
	bool Measure(float &data)
	{
		data=(int)analogRead(_port);
		return true;
	}
};