serial.h

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// Serial.h

#ifndef __SERIAL_H__
#define __SERIAL_H__

#define FC_DTRDSR       0x01
#define FC_RTSCTS       0x02
#define FC_XONXOFF      0x04
#define ASCII_BEL       0x07
#define ASCII_BS        0x08
#define ASCII_LF        0x0A
#define ASCII_CR        0x0D
#define ASCII_XON       0x11
#define ASCII_XOFF      0x13

class CSerial
{

public:
	CSerial();
	~CSerial();

	BOOL Open( int nPort = 6, int nBaud = 9600 ,CString nExt = "n,8,1");
	BOOL Close( void );

	int ReadData( void *, int );
	int SendData( const unsigned char *, int );
	int ReadDataWaiting( void );

	void ClearReceiveBuffer(void);
	void ClearSendBuffer(void);

	BOOL IsOpened( void ){ return( m_bOpened ); }

protected:
	BOOL WriteCommByte( unsigned char );

	HANDLE m_hIDComDev;
	OVERLAPPED m_OverlappedRead, m_OverlappedWrite;
	BOOL m_bOpened;

};

#endif