/*
* initHeadFinder
*/
int initHeadFinder(void *hWnd)
{
SetHeadFinderPort(HeadFinderPort);
SetBaudRate(BaudRate);
//
hHEFDCOMWnd = (HWND)hWnd;
useHeadFinder = FALSE;
isHeadFinder = FALSE;
fifoPos = 0;
//
CreateHEFDCOMInfo((HWND)hWnd);
if (!OpenConnection((HWND)hWnd))
return (0);
//
isHeadFinder = TRUE;
WriteCommBlock((HWND)hWnd, "0", 1);
//WriteCommBlock((HWND)hWnd,"Q",1);
useHF(TRUE);
return (1);
}
//////////////////////////////////////////////////////////////////////
// WriteBuffer
// return: n>=0 number of bytes written
// -1 error
//
int CAsyncPort::WriteBuffer(BYTE * bpBuffer, unsigned nBytes)
{
return (0 == nBytes ? 0 : WriteCommBlock(bpBuffer, nBytes));
}
DWORD WINAPI CommMonitor( LPSTR lpData)
{
//监控串口接收数据，并完成数据格式分析，将结果放入结果队列
int nItemCount,SampleIDLen,nDataOff,nResultLen,iSampleID;
bool bLogFile;
char TempWorkingID[7];
LPSTR lpPointer;
//应答包
char * p_Ack="\x2\x6\x3";
char * p_Nak="\x2\x16\x3";
char * p_IntSessionTXT="\x2I\x20\x3";
char * p_ReleaseMaster="\x2M\x20\x20\x20\x20\x20\x3";
char PackageType;
char SampleID[10];
SYSTEMTIME SystemTime;
CommData
//通信类型1'、1''、2、3、4、5
Init()
ResetOpPointer()
FillDevName()
SetCommWaitMask(EV_RXFLAG)
PurgeComm( hComm, PURGE_RXCLEAR );
memset(lpOpPointer , 0, c_RxBufferLength );
if(NewLogFile("AEROSET.txt"))
{
bLogFile=TRUE;
}
while (TRUE)
{
WaitEvent(EV_RXFLAG)//等待接受数据包
GetInQueueLength(dwReadLength)//分析数据
ReadCommBlock(dwReadLength)
PackageType=*(lpOpPointer+1);//数据包的类型
if(bLogFile)
{
WriteLogData(hLogFile,lpOpPointer,dwReadLength);
}
//校验接收到的数据，若正确，则处理，否则给否定应答。
/*
checksum calculation
*/
/*结果的数据块中可能包含病人信息、ID信息、结果数据等组。*/
PackageType=*(lpOpPointer+1);
switch(PackageType)
{
case 'Q':
WriteCommBlock(p_Ack,3)//肯定应答
//WriteCommChar(ACK)
break;
case 'R':
//结果处理
WriteCommBlock(p_Ack,3)//肯定应答
iSampleID=StrToInt(lpOpPointer+c_SampleIDOff,c_SamlpeIDLen);
itoa(iSampleID,&SampleID[0],10);
SampleIDLen=strlen(SampleID);
TempWorkingID[0]=lpDevice->DevItemType;
if(SampleIDLen>=6)
{
strncpy(&TempWorkingID[1],&SampleID[SampleIDLen-5],5);
}
else
strncpy(&TempWorkingID[6-SampleIDLen],SampleID,SampleIDLen);
TempWorkingID[6]='\0';
GetLocalTime(&SystemTime);
nItemCount=0;
for(nDataOff =c_DataOff; *(lpOpPointer+nDataOff)!=ETB ;)
{
strncpy(OutResult[nItemCount].WorkingID,TempWorkingID,7);
OutResult[nItemCount].ItemNo=nItemCount+1;
lpPointer=lpOpPointer+nDataOff;
DeleSpace(4)
strncpy(OutResult[nItemCount].ItemID,lpPointer,nResultLen);
OutResult[nItemCount].ItemID[nResultLen]='\0';
lpPointer=lpOpPointer+nDataOff+c_ResultOff;
DeleSpace(c_ResultLen )
FillResult(nItemCount, lpPointer ,nResultLen )
FillDate(nItemCount, SystemTime.wYear, SystemTime.wMonth, SystemTime.wDay, SystemTime.wHour,SystemTime.wMinute,SystemTime.wSecond)
nDataOff = nDataOff + c_OneDataLen;
nItemCount++;
}
if(nItemCount>0)
{
(*lpResultProcessRoutine)(lpDevice->nDevNO, OutResult, nItemCount);
lpDevice->dwRecordCount+=nItemCount;
}
//WriteCommChar(ACK)
/// WriteCommBlock(p_Ack,3)//肯定应答
break;
case ACK:
case NAK:
break;
}
ResetRxPointer()
}
if(bLogFile)
{
CloseLogFile(hLogFile);
}
return TRUE;
} // end of CommWatchProc()
