//Serial.h
//

#include <afxmt.h>
#define WM_RECEIVEDATA WM_USER+1 

class CBUFFER
{
public:
	unsigned int start, end;  
	unsigned char temp[19500];
	void Rstemp();        
	unsigned int Length();    
	BOOL Txchar(unsigned char ch), Rxchar(unsigned char *ch); 
    CBUFFER();
};

class CSERIAL : public CObject
{
DECLARE_DYNCREATE( CSERIAL )
public:
   HWND hwnd;
   BOOL state, setcom;
   HANDLE dev;
   CBUFFER bufread;
   CEvent evt;

// Construction
public:
   CSERIAL( );
   void Setting(int port,DWORD rate,BYTE bytesize,BYTE stop,BYTE parity);
   BOOL Init();
   BOOL Release();
   int  Input(unsigned char*, int ) ;
   BOOL Output(unsigned char*, DWORD);
   BOOL Startcom( ) ;
   BOOL Setcom( ) ;
   BOOL Stopcom( ) ;
   void SetReadData(unsigned char* data, int TOL);
   void SetHwnd(HWND hwnd);

// Attributes
public:
   BYTE bPort;
   BYTE bByteSize, bFlowCtrl, bParity, bStopBits ;
   DWORD dwBaudRate ;
   OVERLAPPED osWrite, osRead ;

// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CSERIAL)
	//}}AFX_VIRTUAL

// Implementation
public:
	void OnEventTimer();
	virtual ~CSERIAL();

	// Generated message map functions
//	DECLARE_MESSAGE_MAP()
protected:
};