mycom.cpp

serial communication

#include "stdafx.h"
#include "MyCom.h"



CComStatus::CComStatus()
{
	m_hCom = NULL;
	m_bComId = (char)1;//COM1

	m_bByteSize=7;
	m_bStopBits=ONESTOPBIT;
	m_bParity=NOPARITY;
	m_dwBaudRate=9600;

	m_bEvtChar=EVENTCHAR;
	m_fBinary=1;

	m_bConnected = FALSE;
	m_bFlowCtrl = FC_XONXOFF ;
	m_fXonXoff = FALSE;
}

void CComStatus::Set(BYTE bComId,BYTE bByteSize,BYTE bStopBits,BYTE bParity,
		DWORD dwBaudRate,char bEvtChar,DWORD fBinary)
{
	m_hCom = NULL;
	m_bComId = bComId;

	m_bByteSize=bByteSize;
	m_bStopBits=bStopBits;
	m_bParity=bParity;
	m_dwBaudRate=dwBaudRate;

	m_bEvtChar=bEvtChar;
	m_fBinary=fBinary;

	m_bConnected = FALSE;
	m_bFlowCtrl = FC_XONXOFF ;
	m_fXonXoff = FALSE;

}
BOOL CComStatus::OpenConnection()
{
	char csCom[10];
    COMMTIMEOUTS  CommTimeOuts ;

    if((m_bComId < 0) || (m_bComId > 4))
		return FALSE;//眖COM1