compass.h

这是一个罗盘的串口数据读取过程,并且在此之前加入了标定过程

#pragma once
#include "sensor.h"
#include "Globe.h"

typedef struct  _tHPRData
{
	float fHeading;
	char  szHeadStatus;
	float fPitch;
	char  szPitchStatus;
	float fRoll;
	char  szRollStatus;
} HPRDATA;


class Compass :
	public Sensor<HPRDATA>
{
public:
	Compass(void);
	
public:
	virtual ~Compass(void);

	virtual void OnReceiveChar(const char ch);
    virtual void OnReceiveCh(const char ch);
	

protected:
	void AnalysePTNTHPR(const string& str);
    void AnalyseCOUNT(const string& str);
	static const string m_sPrefix;
	string m_sInputBuffer;
	bool m_bNewLine;
	bool m_bValid;
	int  m_nFlag;
};