#include
#include?“RS232dll.h“

bool?OpenSerial（CString?m_sPort）
{
	COMMTIMEOUTS?TimeOuts;	

	if?（m_bOpen）
	{
		return?TRUE;
	}
	
????m_hCom?=?CreateFile（m_sPort						//?communication?port?string?（COMX）
					?????GENERIC_READ?|?GENERIC_WRITE	//?read/write?types
					?????0								//?comm?devices?must?be?opened?with?exclusive?access
					?????NULL							//?no?security?attributes
					?????OPEN_EXISTING					//?comm?devices?must?use?OPEN_EXISTING
					?????FILE_FLAG_OVERLAPPED			//?Async?I/O
					?????0）;		

	DCB?dcb;	
	dcb.DCBlength?=?sizeof（DCB）;
	dcb.BaudRate?=?9600;		//?波特率
	dcb.fParity?=?FALSE;
	dcb.ByteSize?=?8;	//?每字節位數
	dcb.Parity?=?NOPARITY;//無奇偶檢驗
	dcb.StopBits?=?ONESTOPBIT;//1個停止位

	if?（m_hCom?==?INVALID_HANDLE_VALUE）
	{
		return?FALSE;
	

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????1318982??2008-10-06?15:40??RS232dll\Debug\RS232dll.dll

?????文件????????893??2008-10-06?15:40??RS232dll\Debug\RS232dll.exp

?????文件????1700544??2008-10-06?15:40??RS232dll\Debug\RS232dll.ilk

?????文件???????2504??2008-10-06?15:40??RS232dll\Debug\RS232dll.lib

?????文件??????10519??2008-10-06?15:39??RS232dll\Debug\RS232dll.obj

?????文件????2517916??2008-10-06?15:39??RS232dll\Debug\RS232dll.pch

?????文件????2688000??2008-10-06?15:40??RS232dll\Debug\RS232dll.pdb

?????文件?????107520??2008-10-06?15:40??RS232dll\Debug\vc60.idb

?????文件??????53248??2008-10-06?15:39??RS232dll\Debug\vc60.pdb

?????文件???????2354??2008-10-06?15:39??RS232dll\RS232dll.cpp

?????文件???????4136??2008-10-06?09:07??RS232dll\RS232dll.dsp

?????文件????????524??2008-10-06?09:06??RS232dll\RS232dll.dsw

?????文件????????545??2008-10-06?15:39??RS232dll\RS232dll.h

?????文件??????41984??2008-10-06?15:55??RS232dll\RS232dll.ncb

?????文件??????53760??2008-10-06?15:55??RS232dll\RS232dll.opt

?????文件????????843??2008-10-06?15:40??RS232dll\RS232dll.plg

?????目錄??????????0??2008-10-06?15:40??RS232dll\Debug

?????目錄??????????0??2008-10-06?15:55??RS232dll

-----------?---------??----------?-----??----

??????????????8504272????????????????????18