serial.h

VC类,标准串口类,无消息类型,用于工业控制中

// 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:
	BOOL m_bConnected;
	BOOL IsConnected();
	int Connect(char* phone,LPTSTR answer);
	short ReadModem(char *,int);
	short ModifyBaud(int port,int nbaud=9600);
	void HangupModem();
	CSerial();
	~CSerial();

	BOOL Open( int nPort = 2, int nBaud = 19200 );
	BOOL Close( void );
	int GetModemstatus();
	int ReadData( void *, int );
	int SendData( const char *, int ,int);
	int ReadDataWaiting( void );
	int ReadEvent(char*,int);
	short InitialModem(int );
	short ReadTillFound(const char*,int len,const char*,int);
	BOOL IsOpened( void ){ return( m_bOpened ); }

protected:
	BOOL WriteCommByte( unsigned char );
	BOOL WriteCommStr(const char*,int);
	HANDLE m_hIDComDev;
	OVERLAPPED m_OverlappedRead, m_OverlappedWrite;
	BOOL m_bOpened;
public:
	void RTSControl(BOOL State);
	int SendCmd(const char*,int);
};

#endif