//?plcdll.cpp?:?Defines?the?initialization?routines?for?the?DLL.
//

#include?“stdafx.h“
#include?“plcdll.h“
#include?“stdio.h“
#ifdef?_DEBUG
#define?new?DEBUG_NEW
#undef?THIS_FILE
static?char?THIS_FILE[]?=?__FILE__;
#endif
#define?LoByte（x）?（（char）（（x）?&?0x0F））//獲取低位
#define?HiByte（x）?（（char）（（x）?>>?4））//獲取高位
BYTE?GetCheckCode（char?*?pSendBuf?int?nEnd）;//獲得校驗(yàn)碼?
int?OpenCom（int?iComchar?*SendBuf）;//串口打開

//
//	Note!
//
//		If?this?DLL?is?dynamically?linked?against?the?MFC
//		DLLs?any?functions?exported?from?this?DLL?which
//		call?into?MFC?must?have?the?AFX_MANAGE_STATE?macro
//		added?at?the?very?beginning?of?the?function.
//
//		For?example:
//
//		extern?“C“?BOOL?PASCAL?EXPORT?ExportedFunction（）
//		{
//			AFX_MANAGE_STATE（AfxGetStaticModuleState（））;
//			//?normal?function?body?here
//		}
//
//		It?is?very?important?that?this?macro?appear?in?each
//		function?prior?to?any?calls?into?MFC.??This?means?that
//		it?must?appear?as?the?first?statement?within?the?
//		function?even?before?any?object?variable?declarations
//		as?their?constructors?may?generate?calls?into?the?MFC
//		DLL.
//
//		Please?see?MFC?Technical?Notes?33?and?58?for?additional
//		details.
//

/////////////////////////////////////////////////////////////////////////////
//?CPlcdllApp

BEGIN_MESSAGE_MAP（CPlcdllApp?CWinApp）
	//{{AFX_MSG_MAP（CPlcdllApp）
		//?NOTE?-?the?ClassWizard?will?add?and?remove?mapping?macros?here.
		//????DO?NOT?EDIT?what?you?see?in?these?blocks?of?generated?code!
	//}}AFX_MSG_MAP
END_MESSAGE_MAP（）

/////////////////////////////////////////////////////////////////////////////
//?CPlcdllApp?construction

CPlcdllApp::CPlcdllApp（）
{
	//?TODO:?add?construction?code?here
	//?Place?all?significant?initialization?in?InitInstance
}

/////////////////////////////////////////////////////////////////////////////
//?The?one?and?only?CPlcdllApp?object

CPlcdllApp?theApp;
/*??程序功能：
	核子秤的流量以4-20ma的形式輸出。累計(jì)量以噸脈沖的形式輸出。
	輸出介質(zhì)臺(tái)達(dá)DVP?SS系列PLC。
	編寫時(shí)間：06-05-20。
	北京市煤炭礦用機(jī)電設(shè)備開發(fā)公司?
*/
int?FlowOutput（int?nCountfloat?fCurFlowint?nChannelsint?iCom）
{
	
/*
	函數(shù)說(shuō)明：流量輸出到PLC?的DA模塊（4-20ma）
	參數(shù)說(shuō)明：nCount:?秤總數(shù)；
			??fCurrFlow:?各臺(tái)秤的實(shí)時(shí)流量;
			??nChannels:?選擇的通道;
	最后修改日期：06-05-20
*///通信協(xié)議?例子?3A?30?31?30?35?30?43?30?30?46?46?30?30?45?46?0D?0A
	char?tdat[17]buf[4]LoTemp[1]HiTemp[1];
	int?iCurFlow=0;
	iCurFlow=（int）fCurFlow;
	sprintf（buf“%04X“iCurFlow）;
	tdat[0]=0x3A;tdat[1]=0x30;tdat[2]=0x31;tdat[3]=0x30;tdat[4]=0x36;
	tdat[5]=0x31;tdat[6]=0x30;tdat[7]=0x30;tdat[8]=0x41;tdat[15]=0x0D;tdat[16]=0x0A;
	switch（nChannels）//D0-D11?寄存器的位置
	{
	case?0:
		tdat[8]=0x30;
		break;
	case?1:
		tdat[8]=0x31;
		break;
	case?2:
		tdat[8]=0x32;
		break;
	case?3:
		tdat[8]=0x33;
		break;
	case?4:
		tdat[8]=0x34;
		break;
	case?5:
		tdat[8]=0x35;
		break;
	case?6:
		tdat[8]=0x36;
		break;
	case?7:
		tdat[8]=0x37;
		break;
	case?8:
		tdat[8]=0x38;
		break;
	case?9:
		tdat[8]=0x39;
		break;

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

?????目錄??????????0??2006-09-04?13:45??plcdll

?????文件????????322??2006-05-18?16:57??plcdll\plcdll.clw

?????文件???????2564??2006-05-18?16:57??plcdll\ReadMe.txt

?????文件???????1253??2006-05-18?16:57??plcdll\plcdll.h

?????文件???????1447??2006-05-18?16:57??plcdll\StdAfx.h

?????文件????????208??2006-05-18?16:57??plcdll\StdAfx.cpp

?????文件????????381??2006-05-18?16:57??plcdll\Resource.h

?????文件???????3065??2006-05-18?16:57??plcdll\plcdll.rc

?????文件??????58368??2006-09-04?13:43??plcdll\plcdll.ncb

?????文件???????1715??2006-09-27?10:08??plcdll\plcdll.plg

?????文件??????17920??2006-09-06?09:23??plcdll\plcdll.aps

?????文件????????745??2006-09-04?13:41??plcdll\plcdll.dsw

?????文件??????59904??2006-09-04?13:43??plcdll\plcdll.opt

?????目錄??????????0??2006-09-04?13:46??plcdll\res

?????文件????????398??2006-05-18?16:57??plcdll\res\plcdll.rc2

?????文件?????????15??2006-09-21?10:18??plcdll\outDA.txt

?????文件????????276??2006-09-25?15:42??plcdll\plcdll.def

?????文件???????4071??2006-09-25?16:41??plcdll\plcdll.dsp

?????文件??????11352??2006-09-26?08:55??plcdll\plcdll.cpp

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

???????????????164004????????????????????19