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}

} return 0;

}

if(invFlag ==true){ }

if(accLen

continue; flag = true;

tagNum =buffer[2]; for(;tagNum>0;tagNum--){ }

if((tagNum-1) != num &&(tagNum!=0&&num!=0))

continue;

length = buffer[1];

commandLength+=buffer[1+commandLength]; num = buffer[2+commandLength]; if((tagNum-1) !=num)

break;

if(commandLength

continue;

m=-1; flag=true;

UINT WINAPI CSerialPort::ListenThread( void* pParam ) {

** µÃµ½±¾ÀàµÄÖ¸Õë *

CSerialPort *pSerialPort = reinterpret_cast(pParam); ** ¶ÁÈ¡ÊäÈ뻺³åÇøÖеÄÊý¾Ý²¢Êä³öÏÔʾ * char cRecved = 0x00; accum = -1;

if(buffer != NULL){ delete []buffer; }

buffer = new char[1000]; Ïß³ÌÑ­»·,ÂÖѯ·½Ê½¶ÁÈ¡´®¿ÚÊý¾Ý while (!pSerialPort->s_bExit) {

UINT BytesInQue = pSerialPort->GetBytesInCOM(); ** Èç¹û´®¿ÚÊäÈ뻺³åÇøÖÐÎÞÊý¾Ý,ÔòÐÝÏ¢Ò»»áÔÙ²éѯ * ** Èç¹ûInventory±ê־λΪtrue£¬µÈÒ»ÂÖ½áÊøÔÙ½ÓÊÜ* if ( BytesInQue == 0 && flag1 ==false) if ( BytesInQue == 0) {

Sleep(SLEEP_TIME_INTERVAL); continue; } do {

cRecved = 0x00;

if(pSerialPort->ReadChar(cRecved)) {

accum++;

buffer[accum] = cRecved; }

}while(--BytesInQue); } return 0; }

void CSerialPort::flush(){ }

bool CSerialPort::read(int beg, int len, char arr[]){ }

bool CSerialPort::ReadChar( char &cRecved )ÕâÀïcRecvedÊÇÒýÓà {

BOOL bResult = TRUE; while(len

Sleep(1); m=-1; rdLen = 0;

arr = new char[len];

for(int i=beg;i

arr[i] = buffer[i+rdLen];

rdLen+=len;

}

bool CSerialPort::WriteData( unsigned char* pData, unsigned int length ) {

for(int i=0;i

buffer[i] ='\\0'; DWORD BytesRead = 0; if(m_ false; }

** ÁÙ½çÇø±£»¤ *

EnterCriticalSection(&m_csCommunicationSync); ** ´Ó»º³åÇø¶ÁÈ¡Ò»¸ö×Ö½ÚµÄÊý¾Ý *

bResult = ReadFile(m_(&m_csCommunicationSync); }

** À뿪ÁÙ½çÇø *

LeaveCriticalSection(&m_csCommunicationSync); return (BytesRead == 1);

return false;

BOOL bResult = TRUE; DWORD BytesToSend = 0; if(m_ false; }

** ÁÙ½çÇø±£»¤ *

EnterCriticalSection(&m_csCommunicationSync); ** Ïò»º³åÇøдÈëÖ¸¶¨Á¿µÄÊý¾Ý *

bResult = WriteFile(m_(&m_csCommunicationSync);