krrcom.h

C++源码工程文件 串口接收数据并保存到数据库

// KrrCom1.h: interface for the CKrrCom class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_KRRCOM1_H__EADD6257_206C_44D2_9BD5_293C535159C9__INCLUDED_)
#define AFX_KRRCOM1_H__EADD6257_206C_44D2_9BD5_293C535159C9__INCLUDED_

#include <afxmt.h>

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

class CKrrCom  
{
public:	
	DWORD GetOutputBytes();
	DWORD GetInputBytes();
	BOOL IsConnected();
	void EnableRcvEvent(BOOL bRcvEvt);
	void ClearError();
	DWORD GetLastError();
	BOOL Read(BYTE *buf, DWORD dwLength);
	BOOL Write(BYTE* buf,DWORD dwLength);
	BOOL SetTimeOuts(UINT nRIT=1000,UINT nRTTC=500,UINT nRTTM=5000,UINT nWTTC=500,UINT nWTTM=5000);
	BOOL SetSetings(UINT nBaud=9600, UINT nParity=0, UINT nDataBits=8,FLOAT fStopBits=1);
	BOOL Close();
	void SetBufferSize(UINT inBuffer=1024,UINT outBuffer=1024);
	BOOL Open(CString strCom);
	CKrrCom();
	virtual ~CKrrCom();
protected:	
	DWORD m_dwError;
	BOOL   m_bConnected;
	DCB    m_dcb;
	COMMTIMEOUTS m_TimeOuts;
	CString m_strComX;
	virtual void OnComm();
private:
	HANDLE m_hCom;
	UINT m_nInBufferSize;
	UINT m_nOutBufferSize;
	CEvent m_evtRcv;
	BOOL   m_bEnableEvent;

	void ExitDetectedThread();
	static UINT RcvEvtDetect(LPVOID pParam);
	CWinThread* m_pRcvDetectThread;
};

#endif // !defined(AFX_KRRCOM1_H__EADD6257_206C_44D2_9BD5_293C535159C9__INCLUDED_)