Serial.h

//
//
// Serial.h    (www.codeguru.com)
// 
// Authors: Tom Archer and Rick Leinecker 
// Date:        August 7, 1999 
//
//
//
//


#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 = 2, int nBaud = 9600 );
        BOOL Close( void );

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

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

protected:
        BOOL WriteCommByte( unsigned char );

        HANDLE m_hIDComDev;
        OVERLAPPED m_OverlappedRead, m_OverlappedWrite;
        BOOL m_bOpened;

};

#endif

---