#include?“stdafx.h“
#include?“Com.h“
#include?
#include?“assert.h“
#include?“Thread.h“

HANDLE?m_COM_Handle;
OVERLAPPED?m_OverlappedRead;
OVERLAPPED?m_OverlappedWrite;
CThread?thread;
extern?char?gBaudType;


CCom::CCom（）
{
}

CCom::~CCom（）
{
	if?（NULL?!=?m_COM_Handle）
	{
		CloseCom（）;
		m_COM_Handle?=?NULL;
	}
}

BOOL?CCom::OpenCom（char?*chPort
						?char?*cfgMessage
						?unsigned?long?lngInSize
						?unsigned?long?lngOutSize）
{
	BOOL?Status?=?TRUE;
	char?szMsg[255];
	DCB?ComDcb;
	COMMTIMEOUTS?CommTimeOuts;?

	memset（szMsg0sizeof（255））;

	m_COM_Handle??=?CreateFile（chPort?
								GENERIC_READ|GENERIC_WRITE?
								0?
								NULL?
								OPEN_EXISTING?
								FILE_ATTRIBUTE_NORMAL?|?FILE_FLAG_OVERLAPPED??
								NULL?）;?

	if（m_COM_Handle?==?NULL）
	{
		return?FALSE;
	}
	
	memset（&m_OverlappedRead?0?sizeof?（OVERLAPPED））;
	//設(shè)置ComDcb塊?
	ComDcb.DCBlength?=?sizeof（?DCB?）;?????????//長度?
	GetCommState（m_COM_Handle??&ComDcb?）;?
	
	memset（&ComDcb0sizeof（DCB））;
	sprintf（szMsg“%s:%s“?chPortcfgMessage）;?
	BuildCommDCB（szMsg&ComDcb）;?
	//------------------------------??
	ComDcb.fBinary=TRUE;??????????????????????//二進(jìn)制方式???
	ComDcb.fOutxCtsFlow=FALSE;????????????????//不用CTS檢測發(fā)送流控制?
	ComDcb.fOutxDsrFlow=FALSE;????????????????//不用DSR檢測發(fā)送流控制?
	ComDcb.fDtrControl=DTR_CONTROL_DISABLE;???//禁止DTR流量控制?
	ComDcb.fDsrSensitivity=FALSE;?????????????//對DTR信號線不敏感?
	ComDcb.fTXContinueOnXoff=TRUE;????????????//檢測接收緩沖區(qū)?
	ComDcb.fOutX=FALSE;???????????????????????//不做發(fā)送字符控制?
	ComDcb.fInX?=FALSE;???????????????????????//不做接收控制?
	ComDcb.fErrorChar=FALSE;??????????????????//是否用指定字符替換校驗(yàn)錯(cuò)的字符?
	ComDcb.fNull=FALSE;???????????????????????//保留NULL字符?
	ComDcb.fRtsControl=RTS_CONTROL_ENABLE;????//允許RTS流量控制?
	ComDcb.fAbortonerror=FALSE;???????????????//發(fā)送錯(cuò)誤后，繼續(xù)進(jìn)行下面的讀寫操作?
	ComDcb.fDummy2=0;?????????????????????????//保留?
	ComDcb.XonLim=0;??????????????????????????//指定在XOFF字符發(fā)送之前接收到緩沖區(qū)中可允許的最小字節(jié)數(shù)?
	ComDcb.XoffLim=0;?????????????????????????//指定在XOFF字符發(fā)送之前緩沖區(qū)中可允許的最小可用字節(jié)數(shù)?
	ComDcb.XonChar=0;?????????????????????????//發(fā)送和接收的XON字符??
	ComDcb.XoffChar=0;????????????????????????//發(fā)送和接收的XOFF字符?
	ComDcb.ErrorChar=0;???????????????????????//代替接收到奇偶校驗(yàn)錯(cuò)誤的字符??
	ComDcb.EofChar=0;?????????????????????????//用來表示數(shù)據(jù)的結(jié)束?
	ComDcb.EvtChar=0;?????????????????????????//事件字符，接收到此字符時(shí)，會(huì)產(chǎn)生一個(gè)事件?
	ComDcb.wReserved1=0;??????????????????????//沒有使用?

	switch（gBaudType）
	{
	case?BD_9600:
		ComDcb.BaudRate?=9600;??????????????????//波特率?
		break;
	case?BD_115200:
		ComDcb.BaudRate?=115200;??????????????????//波特率?
		break;
	default:
		break;
	}
	
	ComDcb.Parity=0;????????????????????????//奇偶校驗(yàn)??
	ComDcb.ByteSize=8;??????????????????????//數(shù)據(jù)位?
	ComDcb.StopBits=0;??????????????????????//停止位?

	CommTimeOuts.ReadIntervalTimeout?=0;???????????????????????????????????//字符允許間隔ms???該參數(shù)如果為最大值，會(huì)使readfile命令立即返回????
	CommTimeOuts.ReadTotalTimeoutMultiplier?=0;?????????????????????????????//總的超時(shí)時(shí)間（對單個(gè)字節(jié)

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件?????178499??2010-07-10?15:09??Serial\4.htm

?????文件???????6819??2010-07-12?13:16??Serial\Com.cpp

?????文件????????414??2010-07-12?13:02??Serial\Com.h

?????文件?????319865??2010-07-10?15:42??Serial\CreateThread（Win32?API）?Afxbeginthread（MFC），_beginthreadex?-?wdswei的專欄?-?CSDN博客.mht

?????文件??????48564??2010-07-10?14:03??Serial\MFC串口操作（異步方式）源碼_ikkoku01吧_貼吧.htm

?????文件???????2658??2010-07-10?13:08??Serial\ReadMe.txt

?????文件???????1184??2010-07-12?11:07??Serial\resource.h

?????文件???????1928??2007-07-25?23:34??Serial\RuntimeException.cpp

?????文件???????1158??2006-06-30?17:14??Serial\RuntimeException.h

?????文件??????43632??2010-07-31?10:04??Serial\Serial.aps

?????文件???????1452??2010-07-11?00:01??Serial\Serial.cpp

?????文件????????435??2010-07-11?00:01??Serial\Serial.h

?????文件?????134144??2010-07-31?15:25??Serial\Serial.ncb

?????文件???????6290??2010-07-12?19:03??Serial\Serial.rc

?????文件????????901??2010-07-10?13:08??Serial\Serial.sln

????..A..H.??????9728??2010-07-31?15:25??Serial\Serial.suo

?????文件???????4989??2010-07-11?10:44??Serial\Serial.vcproj

?????文件??????13662??2010-07-12?13:23??Serial\SerialDlg.cpp

?????文件???????1890??2010-07-12?13:03??Serial\SerialDlg.h

?????文件???????1057??2006-07-02?22:23??Serial\SerialPortObserver.cpp

?????文件????????135??2010-07-10?13:08??Serial\stdafx.cpp

?????文件???????1458??2010-07-10?13:08??Serial\stdafx.h

?????文件???????2715??2010-07-11?10:14??Serial\Thread.cpp

?????文件???????1248??2010-07-11?00:34??Serial\Thread.h

?????文件?????315459??2010-07-10?15:50??Serial\多線程專題之MFC創(chuàng)建線程（2）?-?章志強(qiáng)?-?CSDN博客.mht

?????文件?????354029??2010-07-12?12:31??Serial\如何用VC把計(jì)算機(jī)中一共有幾個(gè)串口檢測出來？?-?VC-MFC?-?基礎(chǔ)類.mht

?????文件??????21630??2003-04-01?04:36??Serial\res\Serial.ico

?????文件????????695??2010-07-10?13:08??Serial\res\Serial.manifest

?????文件????????362??2010-07-10?13:08??Serial\res\Serial.rc2

?????文件??????37659??2010-07-10?13:20??Serial\MFC串口操作（異步方式）源碼_ikkoku01吧_貼吧.files\base.js

............此處省略37個(gè)文件信息