基本信息
源码名称：c++ 监控modbus工具源码
源码大小：5.01M
文件格式：.zip
开发语言：C/C++
更新时间：2019-08-17
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源码介绍
modbus上位机测试源码
modbus上位机测试源码
// jkModbusDlg.cpp : implementation file
//
#include "stdafx.h"
#include "jkModbus.h"
#include "jkModbusDlg.h"
#include "DlgComSet.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About
BYTE CJkModbusDlg::m_bytLocalYXData[512] = \
{ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 };
class CAboutDlg : public CDialog
{
public:
CAboutDlg();
// Dialog Data
//{{AFX_DATA(CAboutDlg)
enum { IDD = IDD_ABOUTBOX };
//}}AFX_DATA
// ClassWizard generated virtual function overrides
//{{AFX_VIRTUAL(CAboutDlg)
protected:
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support
//}}AFX_VIRTUAL
// Implementation
protected:
//{{AFX_MSG(CAboutDlg)
//}}AFX_MSG
DECLARE_MESSAGE_MAP()
};
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
//{{AFX_DATA_INIT(CAboutDlg)
//}}AFX_DATA_INIT
}
void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CAboutDlg)
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
//{{AFX_MSG_MAP(CAboutDlg)
// No message handlers
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CJkModbusDlg dialog
CJkModbusDlg::CJkModbusDlg(CWnd* pParent /*=NULL*/)
: CDialog(CJkModbusDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CJkModbusDlg)
m_bytCommand = 02;
m_dwDataLenth = 01;
m_nIDNumber = 0;
m_nRead = 0;
m_bytSlaveAddress = 01;
m_dwStartAddress = 0;
m_bytStateValue = 0;
m_nYXNum = 512;
m_szSendView = _T("");
m_szReceiveView = _T("");
m_chkContinualSend = FALSE;
m_dwInterval = 2000;
m_nSendTimes = 0;
//}}AFX_DATA_INIT
// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
for(int i=0; i<512; i )
{
m_bytDatas[i] = 0x00;
}
bytComand = 0x01;
m_bSendok = false;
/* //公共数据成员
m_szPortName="COM1"; //串口名
m_lBaudRate=9600; //波特率
m_nParity=NOPARITY; //校验方式
*/
}
void CJkModbusDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CJkModbusDlg)
DDX_Control(pDX, IDC_RECEIVEVIEW, m_edtReceiveView);
DDX_Control(pDX, IDC_SENDVIEW, m_edtSendView);
DDX_Text(pDX, IDC_COMMAND, m_bytCommand);
DDV_MinMaxByte(pDX, m_bytCommand, 0, 255);
DDX_Text(pDX, IDC_DATALENTH, m_dwDataLenth);
DDX_Text(pDX, IDC_IDNUMBER, m_nIDNumber);
DDX_Radio(pDX, IDC_READ, m_nRead);
DDX_Text(pDX, IDC_SLAVEADDRESS, m_bytSlaveAddress);
DDV_MinMaxByte(pDX, m_bytSlaveAddress, 0, 40);
DDX_Text(pDX, IDC_STARTADDRESS, m_dwStartAddress);
DDX_Text(pDX, IDC_STATEVALUE, m_bytStateValue);
DDV_MinMaxByte(pDX, m_bytStateValue, 0, 2);
DDX_Text(pDX, IDC_YXNUM, m_nYXNum);
DDX_Text(pDX, IDC_SENDVIEW, m_szSendView);
DDX_Text(pDX, IDC_RECEIVEVIEW, m_szReceiveView);
DDX_Check(pDX, IDC_CONTINUESEND, m_chkContinualSend);
DDX_Text(pDX, IDC_INTERVALTIME, m_dwInterval);
DDX_Text(pDX, IDC_SENDTIMES, m_nSendTimes);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CJkModbusDlg, CDialog)
//{{AFX_MSG_MAP(CJkModbusDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_BN_CLICKED(IDC_PRODUCEMESSAGE, OnProducemessage)
ON_BN_CLICKED(IDC_WRITEVALUE, OnWritevalue)
ON_BN_CLICKED(IDC_ALLDISPART, OnAlldispart)
ON_BN_CLICKED(IDC_ALLSHUT, OnAllshut)
ON_BN_CLICKED(IDC_CLEARSEND, OnClearsend)
ON_BN_CLICKED(IDC_CLEARRECEIVE, OnClearreceive)
ON_COMMAND(ID_COMMSET, OnCommset)
ON_COMMAND(ID_COMMOPEN, OnCommopen)
ON_COMMAND(ID_COMMCLOSE, OnCommclose)
ON_BN_CLICKED(IDC_SENDDATA, OnSenddata)
ON_UPDATE_COMMAND_UI(ID_COMMOPEN, OnUpdateCommopen)
ON_UPDATE_COMMAND_UI(ID_COMMCLOSE, OnUpdateCommclose)
ON_WM_TIMER()
ON_BN_CLICKED(IDC_CONTINUESEND, OnContinuesend)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CJkModbusDlg message handlers
BOOL CJkModbusDlg::OnInitDialog()
{
CDialog::OnInitDialog();
// Add "About..." menu item to system menu.
// IDM_ABOUTBOX must be in the system command range.
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
ASSERT(IDM_ABOUTBOX < 0xF000);
CMenu* pSysMenu = GetSystemMenu(FALSE);
if (pSysMenu != NULL)
{
CString strAboutMenu;
strAboutMenu.LoadString(IDS_ABOUTBOX);
if (!strAboutMenu.IsEmpty())
{
pSysMenu->AppendMenu(MF_SEPARATOR);
pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
}
}
// Set the icon for this dialog. The framework does this automatically
// when the application's main window is not a dialog
SetIcon(m_hIcon, TRUE); // Set big icon
SetIcon(m_hIcon, FALSE); // Set small icon
// TODO: Add extra initialization here
crc = new Crc(16,0X8005,1,0XFFFF,0);//初始化校验
m_Com = new CComControl(this->m_hWnd);
YxFrameNum=0;
return TRUE; // return TRUE unless you set the focus to a control
}
void CJkModbusDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
if ((nID & 0xFFF0) == IDM_ABOUTBOX)
{
CAboutDlg dlgAbout;
dlgAbout.DoModal();
}
else
{
CDialog::OnSysCommand(nID, lParam);
}
}
// If you add a minimize button to your dialog, you will need the code below
// to draw the icon. For MFC applications using the document/view model,
// this is automatically done for you by the framework.
void CJkModbusDlg::OnPaint()
{
if (IsIconic())
{
CPaintDC dc(this); // device context for painting
SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);
// Center icon in client rectangle
int cxIcon = GetSystemMetrics(SM_CXICON);
int cyIcon = GetSystemMetrics(SM_CYICON);
CRect rect;
GetClientRect(&rect);
int x = (rect.Width() - cxIcon 1) / 2;
int y = (rect.Height() - cyIcon 1) / 2;
// Draw the icon
dc.DrawIcon(x, y, m_hIcon);
}
else
{
CDialog::OnPaint();
}
}
// The system calls this to obtain the cursor to display while the user drags
// the minimized window.
HCURSOR CJkModbusDlg::OnQueryDragIcon()
{
return (HCURSOR) m_hIcon;
}
int CJkModbusDlg::ReadFrame(BYTE* ucharReadFrame,BYTE ReadFrame[])
{
UpdateData();
ReadFrame[0] = 0X01;
ucharReadFrame = ReadFrame;
int ReadFrameNum = 0;
BYTE bytSlaveAddress=m_bytSlaveAddress;//0X01;
ReadFrame[ReadFrameNum ] = bytSlaveAddress;//从站地址
if(!m_nRead)bytComand = m_bytCommand;//0X02;
ReadFrame[ReadFrameNum ] = bytComand;//功能码
BYTE bytHightStartAddress=HIBYTE(m_dwStartAddress);
BYTE bytLowStartAddress=LOBYTE(m_dwStartAddress);
ReadFrame[ReadFrameNum ] = bytHightStartAddress;//开始地址
ReadFrame[ReadFrameNum ] = bytLowStartAddress;
BYTE bytHightDataLenth=HIBYTE(m_dwDataLenth);//0X00;
BYTE bytLowDataLenth=LOBYTE(m_dwDataLenth);//0X01;
ReadFrame[ReadFrameNum ] = bytHightDataLenth;//数据长度
ReadFrame[ReadFrameNum ] = bytLowDataLenth;
WORD CRC;
CRC=GetCrc(ReadFrame,ReadFrameNum);
BYTE bytLowCRC=LOBYTE(CRC);
BYTE bytHightCRC= HIBYTE(CRC);
ReadFrame[ReadFrameNum ] = bytLowCRC;
ReadFrame[ReadFrameNum ] = bytHightCRC;
ucharReadFrame=&ReadFrame[0];
UpdateData(false);
return ReadFrameNum;
}
int CJkModbusDlg::WriteFrame(BYTE* ucharWriteFrame,BYTE WriteFrame[])
{
UpdateData();
WriteFrame[0] = 0X01;
ucharWriteFrame = WriteFrame;
int WriteFrameNum = 0;
BYTE bytSlaveAddress=m_bytSlaveAddress;//0X01;
WriteFrame[WriteFrameNum ] = bytSlaveAddress;//从站地址
if(!m_nRead)bytComand = m_bytCommand;//0X02;
WriteFrame[WriteFrameNum ] = bytComand;//功能码
// BYTE bytHightStartAddress=HIBYTE(m_dwStartAddress);
// BYTE bytLowStartAddress=LOBYTE(m_dwStartAddress);
// ReadFrame[ReadFrameNum ] = bytHightStartAddress;//开始地址
// ReadFrame[ReadFrameNum ] = bytLowStartAddress;
WORD DataLenth=(WORD)MakeYXData(m_bytLocalYXData,m_nYXNum,m_bytDatas);
// BYTE bytHightDataLenth=HIBYTE(m_dwDataLenth);//0X00;
BYTE bytLowDataLenth=LOBYTE(DataLenth);//m_dwDataLenth);//0X01;
// WriteFrame[WriteFrameNum ] = bytHightDataLenth;
WriteFrame[WriteFrameNum ] = bytLowDataLenth;//数据长度
for (BYTE i=0; i<bytLowDataLenth; i )
{
WriteFrame[WriteFrameNum ]=m_bytDatas[i];
}
WORD CRC;
CRC=GetCrc(WriteFrame,WriteFrameNum);
BYTE bytLowCRC=LOBYTE(CRC);
BYTE bytHightCRC= HIBYTE(CRC);
WriteFrame[WriteFrameNum ] = bytLowCRC;
WriteFrame[WriteFrameNum ] = bytHightCRC;
ucharWriteFrame=&WriteFrame[0];
UpdateData(false);
return WriteFrameNum;
}
/* --------------------------------------------------------
* 函数名称: MakeYXData *
* 功能 : 构造有效遥信数据帧 *
* 参数 : pData ---- 指向数据缓冲区 *
* iYXNum ---- 遥信点的个数 *
* pYXData ---- 指向转换后的数据缓冲区 *
* 返回值 : 数据帧的字节数 *
-------------------------------------------------------- */
int CJkModbusDlg::MakeYXData(BYTE* pData/*in*/, int iYXNum/*in*/, BYTE* pYXData/*out*/)
{
if((pData == NULL) && (pYXData == NULL)) {
TRACE("The pointer don`t be initialized!\n");
return 0;
}
if (iYXNum/8 > 512) {
TRACE("Beyond the range of whole YX`s number!\n");
return 0;
}
int iRmd = 0;
int iQut = 0;
pYXData[iYXNum/8 1] = 0x00;
for(int i=0; i<iYXNum; i ) {
iQut = i/8;
iRmd= i%8 ;
if( QueryYXState(pData,i) ) {
//状态为合
switch (iRmd)
{
case 0: pYXData[iQut] |= 0x01; break;
case 1: pYXData[iQut] |= 0x02; break;
case 2: pYXData[iQut] |= 0x04; break;
case 3: pYXData[iQut] |= 0x08; break;
case 4: pYXData[iQut] |= 0x10; break;
case 5: pYXData[iQut] |= 0x20; break;
case 6: pYXData[iQut] |= 0x40; break;
case 7: pYXData[iQut] |= 0x80; break;
default:
TRACE("Couter is WRONG!\n");
}
} else {
//状态为分
switch (iRmd)
{
case 0: pYXData[iQut] &= 0xfE; break;
case 1: pYXData[iQut] &= 0xFD; break;
case 2: pYXData[iQut] &= 0xFB; break;
case 3: pYXData[iQut] &= 0xF7; break;
case 4: pYXData[iQut] &= 0xEF; break;
case 5: pYXData[iQut] &= 0xDF; break;
case 6: pYXData[iQut] &= 0xBF; break;
case 7: pYXData[iQut] &= 0x7F; break;
default:
TRACE("Couter is WRONG!\n");
}
}
}
if((iYXNum-(iYXNum/8)*8) == 0)
return (iYXNum/8);
else
return (iYXNum/8 1);
}
/* --------------------------------------------------------
* 函数名称: QueryYXState *
* 功能 : 遥信状态查询 *
* 参数 : pYXData ---- 指向遥信数据缓冲区 *
* iYXID ---- 遥信点的序号 *
* 返回值 : 遥信状态 *
-------------------------------------------------------- */
BOOL CJkModbusDlg::QueryYXState(BYTE* pYXData, int iYXID)
{
if(pYXData == NULL) {
TRACE("The pointer don`t be initialized!\n");
return FALSE;
}
if(pYXData[iYXID] == 0x01)
return TRUE;
if(pYXData[iYXID] == 0x00)
return FALSE;
return TRUE;
}
void CJkModbusDlg::SetYXState(BYTE* pYXData, int iYXID)
{
pYXData[iYXID]=m_bytStateValue;
}
WORD CJkModbusDlg::GetCrc(BYTE *DataFrame,int FrameNum)
{
WORD ret32;
ret32=crc->getcrc((char *)&DataFrame[0],FrameNum);
return ret32;
}
void CJkModbusDlg::OnProducemessage() //生成报文
{
// TODO: Add your control notification handler code here
UpdateData(TRUE);
CString str;
SYSTEMTIME tm;
GetLocalTime(&tm);
CString time;
time.Format(_T("%2d日%02.2d:%2.2d"), tm.wDay,tm.wMinute, tm.wSecond);
BYTE yxdata[1024];
BYTE* ucharYxData = yxdata;
if(m_nYXNum != 0) {
if(!m_nRead)
{
YxFrameNum= ReadFrame(ucharYxData,yxdata);
for (int i=0; i<YxFrameNum; i )
{
str.Format(str "%02X" " ",yxdata[i]);
}
str=time "读数据：" '\r' '\n' str '\r' '\n' "发送数据成功";
m_szSendView = m_szSendView str '\r' '\n' '\r' '\n';
}
else
{
YxFrameNum= WriteFrame(ucharYxData,yxdata);
for (int i=0; i<YxFrameNum; i )
{
str.Format(str "%02X" " ",yxdata[i]);
}
str=time "写数据：" '\r' '\n' str '\r' '\n' "发送数据成功";
m_szSendView = m_szSendView str '\r' '\n' '\r' '\n' ;
}
}
UpdateData(FALSE);
m_edtSendView.LineScroll(m_edtSendView.GetLineCount());//使滚动条向下.注意m_szSendView累加时,放前和放后有区别.
}
void CJkModbusDlg::OnWritevalue() //单点设置状态
{
// TODO: Add your control notification handler code here
UpdateData(TRUE);
SetYXState(m_bytLocalYXData,m_nIDNumber);
UpdateData(FALSE);
}
void CJkModbusDlg::OnAlldispart() //状态全分
{
// TODO: Add your control notification handler code here
UpdateData(TRUE);
for(int i=0;i<m_nYXNum;i )
{
m_bytLocalYXData[i]=0X00;
}
UpdateData(FALSE);
}
void CJkModbusDlg::OnAllshut() //状态全合
{
// TODO: Add your control notification handler code here
UpdateData(TRUE);
for(int i=0;i<m_nYXNum;i )
{
m_bytLocalYXData[i]=0X01;
}
UpdateData(FALSE);
}
void CJkModbusDlg::OnClearsend()
{
// TODO: Add your control notification handler code here
UpdateData(TRUE);
m_szSendView.Empty();
UpdateData(FALSE);
}
void CJkModbusDlg::OnClearreceive()
{
// TODO: Add your control notification handler code here
UpdateData(TRUE);
m_szReceiveView.Empty();
UpdateData(FALSE);
}
void CJkModbusDlg::OnCommset()
{
// TODO: Add your command handler code here
CDlgComSet DlgComSet;
DlgComSet.m_szPort = m_Com->m_szPortName;
CString br;
br.Format("%d", m_Com->m_lBaudRate);
DlgComSet.m_szBaud = br;
CString jy;
switch(m_Com->m_nParity)
{
case ODDPARITY:
jy = "奇校验";
break;
case EVENPARITY:
jy = "偶校验";
break;
default:
jy = "无校验";
break;
}
DlgComSet.m_szParity = jy;
if(DlgComSet.DoModal() == IDOK)
{
m_Com->m_szPortName = DlgComSet.m_szPort;
m_Com->m_lBaudRate = atol(DlgComSet.m_szBaud);
jy = DlgComSet.m_szParity;
if(jy == "奇校验")
m_Com->m_nParity = ODDPARITY;
else if(jy == "偶校验")
m_Com->m_nParity = EVENPARITY;
else
m_Com->m_nParity = NOPARITY;
/* if(m_Com != INVALID_HANDLE_VALUE)//设置串口后直接打开串口
{
m_Com->ClosePort();
Sleep(10); // I don't know reason,if don't do this,OpenPort may fail
m_Com->OpenPort();
}
*/ }
}
void CJkModbusDlg::OnCommopen()
{
// TODO: Add your command handler code here
m_Com->OpenPort();
if(!m_Com->PortOpened())
{
AfxMessageBox("不能打开通信口" m_Com->m_szPortName);
return;
}
m_Com->SetThreshold(1);
}
void CJkModbusDlg::OnCommclose()
{
// TODO: Add your command handler code here
m_Com->ClosePort();
if(m_chkContinualSend)
{
KillTimer(ID_SEND);
}
}
void CJkModbusDlg::OnSenddata()
{
// TODO: Add your control notification handler code here
if (!m_Com->PortOpened())
{
AfxMessageBox("通讯串口没有打开！");
return;
}
BYTE yxdata[1024];
BYTE* ucharYxData = yxdata;
if(!m_nRead)
{
YxFrameNum= ReadFrame(ucharYxData,yxdata);
}
else{
YxFrameNum= WriteFrame(ucharYxData,yxdata);
}
m_bSendok = m_Com->Send((BYTE*)(ucharYxData), YxFrameNum);
if(m_bSendok)OnProducemessage();
}
void CJkModbusDlg::OnUpdateCommopen(CCmdUI* pCmdUI)
{
// TODO: Add your command update UI handler code here
UpdateData(TRUE);
pCmdUI->Enable(!m_Com->PortOpened());
pCmdUI->SetCheck(1);
UpdateData(FALSE);
}
void CJkModbusDlg::OnUpdateCommclose(CCmdUI* pCmdUI)
{
// TODO: Add your command update UI handler code here
UpdateData(TRUE);
pCmdUI->Enable(m_Com->PortOpened());
UpdateData(FALSE);
/*
//是否在 显示在所有窗口最前端 菜单项打上标记
if(m_bAlwaysTop)
{
pMenu->CheckMenuItem( IDC_ALWAYSTOP,MF_CHECKED);
}
else
{
pMenu->CheckMenuItem( IDC_ALWAYSTOP,MF_UNCHECKED);
}
*/
}
void CJkModbusDlg::OnTimer(UINT nIDEvent)
{
// TODO: Add your message handler code here and/or call default
OnSenddata();
CDialog::OnTimer(nIDEvent);
}
void CJkModbusDlg::OnContinuesend()
{
// TODO: Add your control notification handler code here
UpdateData(true);
if(m_chkContinualSend)
{
SetTimer(ID_SEND, m_dwInterval, NULL);
}
else
{
m_nSendTimes = 0;
UpdateData(false);
KillTimer(ID_SEND);
}
}
LRESULT CJkModbusDlg::WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
{
// TODO: Add your specialized code here and/or call the base class
if(message == WM_COM)
{
if(wParam != COM_THRESHOLD)
{
if(wParam == 5)
{
int m_xx=0;
m_xx ;
// char buf[10];
// SetDlgItemText(IDC_EDIT1, itoa(m_xx, buf, 10));
}
return 0;
}
bool m_bRvSucced;
BYTE buff[2048];
// BYTE receive[2048];
DWORD dwReaded=0;
if(!m_nRead)
{
m_bRvSucced = m_Com->Receive(buff, 1024, dwReaded);//接收数据的长度dwReaded
buff[dwReaded] = '\0';
ReceiveDataDeal_write(buff, dwReaded);
char ShowValue[2];
for(DWORD i=0; i<dwReaded; i )
{
wsprintf(ShowValue, "%02X", buff[i]);//取两位十六进制方式数据
m_szReceiveView = ShowValue;
m_szReceiveView = 0X20;//接收数据间的空格
if(i%8 == 0 && i>0)
{
m_szReceiveView = m_szReceiveView "\r\n";
}
}
}
else
{
m_bRvSucced = m_Com->Receive(buff, 8, dwReaded);//接收数据的长度dwReaded
buff[dwReaded] = '\0';
ReceiveDataDeal_read(buff, dwReaded);
char ShowValue[2];
for(DWORD i=0; i<dwReaded; i )
{
wsprintf(ShowValue, "%02X", buff[i]);//取两位十六进制方式数据
m_szReceiveView = ShowValue;
m_szReceiveView = 0X20;//接收数据间的空格
}
if(dwReaded != 0)m_szReceiveView = m_szReceiveView "\r\n";
}
if((UINT)m_szReceiveView.GetLength() >= 1024) {
m_szReceiveView = "";
UpdateData(false);
}
SetDlgItemText(IDC_RECEIVEVIEW, m_szReceiveView);//显示接收的数据
// UpdateData(false);
m_Com->SetThreshold(1);
return true;
}
else
{
return CDialog::WindowProc(message, wParam, lParam);
}
}
void CJkModbusDlg::ReceiveDataDeal_write(BYTE receive[], DWORD r)
{
}
void CJkModbusDlg::ReceiveDataDeal_read(BYTE receive[], DWORD r)
{
WORD CRC;
int DataLength;
DataLength=(int)r-2;
CRC=GetCrc(receive,DataLength);
BYTE bytLowCRC = LOBYTE(CRC);
BYTE bytHightCRC = HIBYTE(CRC);
CString str="",StrValue="";
str.Format(str "%02X",bytLowCRC);
str.Format(str " %02X",bytHightCRC);
if(receive[0] == m_bytSlaveAddress)
{
if(receive[1] == 0x05)return;
bytComand = receive[1];
// if(receive[6] == bytLowCRC && receive[7]==bytHightCRC)
// {
BYTE yxdata[1024];
BYTE* ucharYxData = yxdata;
YxFrameNum= WriteFrame(ucharYxData,yxdata);
m_bSendok = m_Com->Send((BYTE*)(ucharYxData), YxFrameNum);
if(m_bSendok)OnProducemessage();
// }
// else
// {
// StrValue.Format(StrValue "%02x",receive[6]);
// StrValue.Format(StrValue " %02X",receive[7]);
// m_szReceiveView = m_szReceiveView "\r\n" "CRC校验码错误：应该为" str " 接收为：" StrValue "\r\n";
// UpdateData(false);
// }
}
}