repos_ecs/Device/ICPDAS(单个变量请求版本)/CommRS232.h

// CommRS232.h: interface for the CCommRS232 class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_COMMRS232_H__B7D595F0_425B_45C2_91E3_816604795E01__INCLUDED_)
#define AFX_COMMRS232_H__B7D595F0_425B_45C2_91E3_816604795E01__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include "CommAsyn.h"

class CCommRS232 : public CCommAsyn  
{
public:
	virtual int Write(BYTE * pBuf, int len);
	virtual int Read(BYTE * pBuf, int len);
	virtual BOOL InitParam(PPORTPARAM pPortParam);
	CCommRS232();
	virtual ~CCommRS232();
private:
	BOOL m_bOpen;
	int m_nPort;
	HANDLE m_hCom;
//	DWORD inQue, outQue;
	BOOL CloseComm();
	BOOL InitComm(PPORTPARAM pPortParam);
protected:
};

#endif // !defined(AFX_COMMRS232_H__B7D595F0_425B_45C2_91E3_816604795E01__INCLUDED_)