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

// Protocol.h: interface for the CProtocol class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_PROTOCOL_H__B54C8930_9411_4B11_B750_261140346F76__INCLUDED_)
#define AFX_PROTOCOL_H__B54C8930_9411_4B11_B750_261140346F76__INCLUDED_

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

class CCommAsyn;

class CProtocol  
{
public:
	virtual BOOL InitParam(PPORTPARAM pPortParam,CCommAsyn*pComm);
	virtual int WorkMain(
						int nAddr,				//设备地址
						BYTE Start,				//起始位
						BYTE StartAddr[2],		//起始地址
						int nRegNum,			//读取的寄存器个数
						BYTE FuncCode[2], 
						int nDataLen,
						BYTE byWithAddrFlag,
						char chMsg[80]) =0;

	virtual int WriteCommand(char DataBuffer[80], int nDataLen) = 0;
	CProtocol();
	virtual ~CProtocol();

protected:
	CCommAsyn* m_pComm;

	int WriteMessage(BYTE* pBuf, int len);
	int ReadMessage(BYTE *pBuf, int len);
public:
	RESPONSE_STRUCT m_structResponse;
};

#endif // !defined(AFX_PROTOCOL_H__B54C8930_9411_4B11_B750_261140346F76__INCLUDED_)