CAN 通信vc实例

1、 Vc 程序CAN通信/ DemoCANDlg.cpp : implementation file/#include "stdafx.h"#include "DemoCAN.h"#include "DemoCANDlg.h"#include "ControlCAN.h"#include "help.h"#ifdef _DEBUG#define new DEBUG_NEW#undef THIS_FILEstatic char THIS_FILE = _FILE_;#endifUCHARFilter

2、1=5;UCHARTiming00;UCHARTiming11;UCHARMode1=5;DWORDAccCode1=2;DWORDAccMask1=1;/HWND hWnd1=0;char Sanbuf24="11 22 33 44 55 66 77 88"CString sFile;unsigned long nextrow;int StopFlag=0;int StopFlag1=0;unsigned int JustnowItem;CString data1;int value_a=0;int ID_val=0;char zbuf124="00 00 00

3、 00 00 00 00 00"HWND hwnd=0;/ CAboutDlg dialog used for App Aboutclass CAboutDlg : public CDialogpublic:CAboutDlg();/ Dialog Data/AFX_DATA(CAboutDlg)enum IDD = IDD_ABOUTBOX ;/AFX_DATA/ ClassWizard generated virtual function overrides/AFX_VIRTUAL(CAboutDlg)protected:virtual void DoDataExchange(C

4、DataExchange* pDX); / DDX/DDV support/AFX_VIRTUAL/ Implementationprotected:/AFX_MSG(CAboutDlg)/AFX_MSGDECLARE_MESSAGE_MAP();CAboutDlg:CAboutDlg() : CDialog(CAboutDlg:IDD)/AFX_DATA_INIT(CAboutDlg)/AFX_DATA_INITvoid CAboutDlg:DoDataExchange(CDataExchange* pDX)CDialog:DoDataExchange(pDX);/AFX_DATA_MAP(

5、CAboutDlg)/AFX_DATA_MAPBEGIN_MESSAGE_MAP(CAboutDlg, CDialog)/AFX_MSG_MAP(CAboutDlg)/ No message handlers/AFX_MSG_MAPEND_MESSAGE_MAP()/ CDemoCANDlg dialogCDemoCANDlg:CDemoCANDlg(CWnd* pParent /*=NULL*/): CDialog(CDemoCANDlg:IDD, pParent)/AFX_DATA_INIT(CDemoCANDlg)m_nSendFrameFormat = 0;m_nSendFrameTy

6、pe = 0;m_strSendData = _T(Sanbuf);m_strSendID = _T("00 00 00 88");m_radioIDFormat = 1;m_bCanRxEn = FALSE;m_nCanIndex = 0;m_nDevType = 0;m_box1=1;m_box2=0;m_box3=2;m_box4=0;m_box11=_T("传感器输出电压1V-3V");m_bCanRxEn1 = FALSE;/AFX_DATA_INIT/ Note that LoadIcon does not require a subsequ

7、ent DestroyIcon in Win32m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);void CDemoCANDlg:DoDataExchange(CDataExchange* pDX)CDialog:DoDataExchange(pDX);/AFX_DATA_MAP(CDemoCANDlg)DDX_Control(pDX, IDC_COMB12, m_COMBOX12);DDX_Control(pDX, IDC_COMBO11, m_box111);DDX_Control(pDX, IDC_LIST1, m_list);DDX_

8、CBIndex(pDX, IDC_COMBO_SENDFRAMEFORMAT, m_nSendFrameFormat);DDX_CBIndex(pDX, IDC_COMBO_SENDFRAMETYPE, m_nSendFrameType);DDX_Text(pDX, IDC_EDIT_SEND_DATA, m_strSendData);DDX_Text(pDX, IDC_EDIT_SEND_ID, m_strSendID);DDX_Radio(pDX, IDC_RADIO_ID_FORMAT, m_radioIDFormat);DDX_Check(pDX, IDC_CHECK_CANRX_EN

9、, m_bCanRxEn);DDX_CBIndex(pDX, IDC_COMBO_CAN_INDEX, m_nCanIndex);DDX_CBIndex(pDX, IDC_COMBO_DEVTYPE, m_nDevType);DDX_CBIndex(pDX, IDC_COMBO1, m_box1);DDX_CBIndex(pDX, IDC_COMBO2, m_box2);DDX_CBIndex(pDX, IDC_COMBO3, m_box3);DDX_CBIndex(pDX, IDC_COMBO4, m_box4);DDX_Text(pDX,IDC_COMBO11,m_box11);DDX_C

10、heck(pDX, IDC_CHECK_CANRX_EN2, m_bCanRxEn1);/AFX_DATA_MAPBEGIN_MESSAGE_MAP(CDemoCANDlg, CDialog)/AFX_MSG_MAP(CDemoCANDlg)ON_WM_SYSCOMMAND()ON_WM_PAINT()ON_WM_QUERYDRAGICON()ON_BN_CLICKED(IDC_BUTTON_OPEN_DEVICE, OnButtonOpenDevice)ON_BN_CLICKED(IDC_BUTTON_SEND, OnButtonSend)ON_BN_CLICKED(IDC_CHECK_CA

11、NRX_EN, OnCheckCanrxEn)ON_BN_CLICKED(IDC_BUTTON_CLEAR, OnButtonClear)ON_BN_CLICKED(IDC_BUTTON_CLOSE_DEVICE, OnButtonCloseDevice)ON_CBN_EDITCHANGE(IDC_COMBO_SENDFRAMEFORMAT, OnEditchangeComboSendframeformat)ON_CBN_EDITCHANGE(IDC_COMBO_DEVTYPE, OnEditchangeComboDevtype)ON_BN_CLICKED(IDC_BUTTON1, OnBut

12、ton1)ON_BN_CLICKED(IDC_BUTTON3, OnButton3)ON_BN_CLICKED(IDC_BUTTON4, OnButton4)ON_BN_CLICKED(IDC_BUTTON5, OnButton5)ON_CBN_EDITCHANGE(IDC_COMBO11, OnEditchangeCombo5)ON_BN_CLICKED(IDC_BUTTON6, OnButton6)ON_BN_CLICKED(IDC_CHECK_CANRX_EN2, OnCheckCanrxEn2)/AFX_MSG_MAPEND_MESSAGE_MAP()/ CDemoCANDlg mes

13、sage handlersBOOL CDemoCANDlg: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 (pSysMe

14、nu != 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

15、 window is not a dialogSetIcon(m_hIcon, TRUE);/ Set big iconSetIcon(m_hIcon, FALSE);/ Set small iconm_box111.SetCurSel(0);m_COMBOX12.SetCurSel(1);SetDlgItemText(IDC_EDIT1,"未启用");SetDlgItemText(IDC_EDIT2,"未启用");SetDlgItemText(IDC_EDIT3,"未启用");SetDlgItemText(IDC_EDIT4,&qu

16、ot;未启用");SetDlgItemText(IDC_EDIT5,"未启用");SetDlgItemText(IDC_EDIT6,"未启用");SetDlgItemText(IDC_EDIT7,"未启用");SetDlgItemText(IDC_EDIT8,"未启用");SetDlgItemText(IDC_EDIT9,"未启用");SetDlgItemText(IDC_EDIT10,"未启用");SetDlgItemText(IDC_EDIT11,"未

17、启用");SetDlgItemText(IDC_EDIT12,"未启用");SetDlgItemText(IDC_EDIT13,"未启用"); /信息显示列表初始化m_list.InsertColumn(0,"序号");m_list.SetColumnWidth(0,50);m_list.InsertColumn(1,"系统时间");m_list.SetColumnWidth(1,95);m_list.InsertColumn(2,"CANIndex");m_list.SetColum

18、nWidth(2,70);m_list.InsertColumn(3,"Tx-Rx");m_list.SetColumnWidth(3,70);m_list.InsertColumn(4," 设备ID ");m_list.SetColumnWidth(4,70);m_list.InsertColumn(5,"结构");m_list.SetColumnWidth(5,60);m_list.InsertColumn(6,"类型");m_list.SetColumnWidth(6,70);m_list.InsertCol

19、umn(7,"DLC");m_list.SetColumnWidth(7,40);m_list.InsertColumn(8,"数据");m_list.SetColumnWidth(8,170);m_list.InsertColumn(9,"设置状态");m_list.SetColumnWidth(9,70);/信息显示列表初始化完毕m_strSendID = "12 34 56 78"/SetDlgItemText(IDC_COMBO1,"1");/ TODO: Add extra initi

20、alization hereUpdateData(FALSE);return TRUE; / return TRUE unless you set the focus to a controlvoid CDemoCANDlg:OnSysCommand(UINT nID, LPARAM lParam)if (nID & 0xFFF0) = IDM_ABOUTBOX)CAboutDlg dlgAbout;dlgAbout.DoModal();elseCDialog:OnSysCommand(nID, lParam);/ If you add a minimize button to you

21、r 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 CDemoCANDlg:OnPaint() if (IsIconic()CPaintDC dc(this); / device context for paintingSendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSa

22、feHdc(), 0);/ Center icon in client rectangleint 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 icondc.DrawIcon(x, y, m_hIcon);elseCDialog:On

23、Paint();/ The system calls this to obtain the cursor to display while the user drags/ the minimized window.HCURSOR CDemoCANDlg:OnQueryDragIcon()return (HCURSOR) m_hIcon;/一位十六进制转换为十进制int HexChar(char c)if(c>='0') && (c<='9')return c-0x30;else if(c>='A') &&

24、amp; (c<='F')return c-'A'+10;else if(c>='a') && (c<='f')return c-'a'+10;elsereturn 0x10;/两位十六进制数转换为十进制int Str2Hex(CString str)int len = str.GetLength();if(len = 2)int a= HexChar(str0);int b =HexChar(str1);if(a=16 | b=16 )AfxMessageBox("格式

25、错误！");return 256;elsereturn a*16+b;elseAfxMessageBox("input length must be 2");return 256;/打开设备void CDemoCANDlg:OnButtonOpenDevice() UpdateData(TRUE);int zcc=0;char szText4=0;GetDlgItemText(IDC_COMBO_CAN_INDEX,szText,4); zcc=atoi(szText);m_DevIndex=0;m_nDevType=zcc;m_DevType= m_nDevTy

26、pe = 1 ? VCI_USBCAN2 : VCI_USBCAN1;DWORD Reserved=0;/打开设备if(VCI_OpenDevice(m_DevType,m_DevIndex,Reserved)!=1)MessageBox("open failed");return;if(Mode1=5)MessageBox("打开失败，请先设置CAN参数！");return;VCI_INIT_CONFIG InitInfo1;InitInfo->Timing0=Timing00;InitInfo->Timing1=Timing11;Init

27、Info->Filter=Filter1;InitInfo->AccCode=AccCode1;InitInfo->AccMask=AccMask1;InitInfo->Mode=Mode1; /初始化通道0if(VCI_InitCAN(m_DevType,m_DevIndex, 0,InitInfo)!=1)/can-0MessageBox("Init-CAN failed!");return;Sleep(100); /初始化通道0if(VCI_StartCAN(m_DevType,m_DevIndex, 0)!=1)/can-0MessageBo

28、x("Start-CAN failed!");return; /初始化通道1if(m_nDevType = 1)if(VCI_InitCAN(m_DevType,m_DevIndex, 1,InitInfo)!=1)/can-1MessageBox("Init-CAN failed!");return;Sleep(100); /初始化通道1if(VCI_StartCAN(m_DevType,m_DevIndex, 1)!=1)/can-0MessageBox("Start-CAN failed!");return;MessageBox

29、("Open successfule!n Start CAN OK!");/关闭设备void CDemoCANDlg:OnButtonCloseDevice() if(VCI_CloseDevice(m_DevType,m_DevIndex)!=1)MessageBox("关闭失败！");return;MessageBox("关闭成功!");int intcstring(CString stext)char stext316=0;sprintf(stext3,"%s",stext);int len=strlen(s

30、text3)+1;int num=0;int jol=0;for(len;len>2;len-)if(stext3len-1='A'|stext3len-1='B'|stext3len-1='C'|stext3len-1='D'|stext3len-1='E'|stext3len-1='F')int aa=0,pow=1;aa=stext3len-1-'A'+10;for(pow;pow<jol;pow+)aa=aa*16;num=num+aa;if(stext3len-

31、1='a'|stext3len-1='b'|stext3len-1='c'|stext3len-1='d'|stext3len-1='e'|stext3len-1='f')int aa1=0,pow=1;aa1=stext3len-1-'a'+10;for(pow;pow<jol;pow+)aa1=aa1*16;num=num+aa1;if('0'<=stext3len-1&&stext3len-1<='9')int

32、aa2=0,pow=1;aa2=stext3len-1-'0'for(pow;pow<jol;pow+)aa2=aa2*16;num=num+aa2;jol+;if(stext3len-1=' ')jol-;return num;/发送信息void CDemoCANDlg:OnButtonSend() /从界面获取发送信息VCI_CAN_OBJ sendbuf1;UpdateData(TRUE);CString str532;BYTE buf50;BYTE SendID10;CString strtemp,strtemp1;CString str1;int

33、 len,datanum=0,IDnum=0,newflag=1,i;value_a=1;len=m_strSendID.GetLength();/from dialogfor(i=0; i<len;i+)strtemp=m_strSendID.GetAt(i);if(strtemp=" ")newflag=1;else if(newflag=1)newflag=0;strtemp=m_strSendID.GetAt(i);if(i=(len-1)str5IDnum="0"+strtemp;elsestrtemp1=m_strSendID.GetA

34、t(i+1);if(strtemp1 = " ")str5IDnum="0"+strtemp;elsestr5IDnum=strtemp+strtemp1;SendIDIDnum=Str2Hex(str5IDnum);IDnum+;if(IDnum>=4)break;newflag=1;len=m_strSendData.GetLength();for(i=0; i<len;i+)strtemp=m_strSendData.GetAt(i);if(strtemp=" ")newflag=1;else if(newflag=

35、1)newflag=0;strtemp=m_strSendData.GetAt(i);if(i=(len-1)str5datanum="0"+strtemp;elsestrtemp1=m_strSendData.GetAt(i+1);if(strtemp1 = " ")str5datanum="0"+strtemp;elsestr5datanum=strtemp+strtemp1;bufdatanum=Str2Hex(str5datanum);datanum+;if(datanum>=8)break;sendbuf->Ex

36、ternFlag=m_nSendFrameType;sendbuf->DataLen=datanum;sendbuf->RemoteFlag=m_nSendFrameFormat;if(m_nSendFrameFormat=1)/if remote frame, data area is invalidfor(i=0;i<datanum;i+)bufi=0;if(sendbuf->ExternFlag)=1)/sendbuf->ID = intcstring(m_strSendID);else/basic frame IDif(m_radioIDFormat)/s

37、endbuf->ID = intcstring(m_strSendID);elsesendbuf->ID = intcstring(m_strSendID);for(i=0;i<datanum;i+)sendbuf->Datai=bufi;/*/*从界面获取发送信息完毕*/*/int flag;if(m_nCanIndex=1)&&(m_DevType!= VCI_USBCAN2)MessageBox("the device only support CAN index 0");m_nCanIndex=0; /调用动态链接库发送函数f

38、lag=VCI_Transmit(m_DevType,m_DevIndex,m_nCanIndex,sendbuf,1);/CAN message sendif(flag<1)if(flag=-1)MessageBox("失败-设备没有打开n");else if(flag=0)MessageBox("发送错误n");return;CSize size;unsigned int JustnowItem;BYTE data; /发送信息列表显示CString strTime;SYSTEMTIME systime; GetLocalTime(&s

39、ystime); strTime.Format("%02d:%02d:%02d:%03d", systime.wHour,systime.wMinute,systime.wSecond,systime.wMilliseconds); size.cx=0;size.cy=50;CString str;str.Format("%d",nextrow);m_list.ItemColorFlagnextrow=1;JustnowItem=m_list.InsertItem(nextrow,str);nextrow+;m_list.SetItemText(Just

40、nowItem,1,strTime);str.Format("%d",m_nCanIndex);m_list.SetItemText(JustnowItem,2,str);m_list.SetItemText(JustnowItem,3,"发送");str=""if(sendbuf->RemoteFlag)=1)m_list.SetItemText(JustnowItem,5,"Remote");elsem_list.SetItemText(JustnowItem,5,"数据");if(s

41、endbuf->ExternFlag)=1)for(i=0;i<4;i+)data=SendIDi;str1.Format("%02X",data);str+=str1;m_list.SetItemText(JustnowItem,4,str);m_list.SetItemText(JustnowItem,6,"Extended");elsefor(i=0;i<2;i+)if(m_radioIDFormat)data=SendIDi+2;elsedata=SendIDi;str1.Format("%02X",data

42、);str+=str1;m_list.SetItemText(JustnowItem,4,str);m_list.SetItemText(JustnowItem,6,"Standard");str.Format("%d",sendbuf->DataLen);m_list.SetItemText(JustnowItem,7,str);str=""for(i=0;i<sendbuf->DataLen;i+)data=sendbuf->Datai;str1.Format("%02X",data);

43、str+=str1+" "data1=str;m_list.SetItemText(JustnowItem,8,str);m_list.Scroll(size); /发送信息列表显示完毕UINT CDemoCANDlg:ReceiveThread(LPVOID v)CDemoCANDlg *dlg=(CDemoCANDlg*) AfxGetApp()->GetMainWnd();int k=0;while(1)int NumValue;int i;VCI_CAN_OBJ pCanObj200;CString strbuf200,str1;int num=0;int r

44、eID=0;CSize size;unsigned int JustnowItem;DWORD ReceivedID;size.cx=0;size.cy=50;CString str;int Len=0;char ad16=0;for(int kCanIndex=0;kCanIndex<2;kCanIndex+)/调用动态链接看接收函数NumValue=VCI_Receive(dlg->m_DevType,dlg->m_DevIndex,kCanIndex,pCanObj,200,0);/接收信息列表显示k+;CString strTime;SYSTEMTIME systim

45、e; GetLocalTime(&systime); strTime.Format("%02d:%02d:%02d:%03d", systime.wHour,systime.wMinute,systime.wSecond,systime.wMilliseconds); for(num=0;num<NumValue;num+)if(nextrow=59999)dlg->m_list.DeleteAllItems();nextrow=0;ReceivedID=pCanObjnum.ID;/str.Format("%d",kCanIndex

46、);str.Format("%08X",ReceivedID);reID=intcstring(str);/*sprintf(ad,"%d",reID);AfxMessageBox(ad);sprintf(ad,"%d",ID_val);AfxMessageBox(ad);*/if(ID_val=0|reID=ID_val)str.Format("%d",nextrow);JustnowItem=dlg->m_list.InsertItem(nextrow,str);str=""for(i

47、=0;i<(pCanObjnum.DataLen);i+)/数据信息str1.Format("%02X ",pCanObjnum.Datai);str+=str1;if(strcmp(str,data1)=0)dlg->m_list.ItemColorFlagnextrow=2;elsedlg->m_list.ItemColorFlagnextrow=0;nextrow+;dlg->m_list.SetItemText(JustnowItem,1,strTime);str.Format("%d",kCanIndex);dlg-&g

48、t;m_list.SetItemText(JustnowItem,2,str);dlg->m_list.SetItemText(JustnowItem,3,"接收");str=""if(pCanObjnum.RemoteFlag)=1)dlg->m_list.SetItemText(JustnowItem,5,"Remote");elsedlg->m_list.SetItemText(JustnowItem,5,"数据");if(pCanObjnum.ExternFlag)=1)ReceivedI

49、D=pCanObjnum.ID;str1.Format("%08X",ReceivedID);dlg->m_list.SetItemText(JustnowItem,4,str1);/ID信息dlg->m_list.SetItemText(JustnowItem,6,"Extended");/else/标准帧ReceivedID=pCanObjnum.ID;str1.Format("%08X",ReceivedID);dlg->m_list.SetItemText(JustnowItem,4,str1);/ID信息d

50、lg->m_list.SetItemText(JustnowItem,6,"Standard");str.Format("%d",pCanObjnum.DataLen);/长度信息dlg->m_list.SetItemText(JustnowItem,7,str);str=""for(i=0;i<(pCanObjnum.DataLen);i+)/数据信息str1.Format("%02X ",pCanObjnum.Datai);str+=str1;dlg->m_list.SetItemTex

51、t(JustnowItem,8,str);if(StopFlag1=1&&value_a!=1)/strcpy(zbuf1,str);sprintf(zbuf1,"%s",str);if(value_a=1)if(strcmp(str,data1)=0)/dlg->m_list.ItemColorFlagnextrow=2;/str.Format("%d",nextrow);/JustnowItem=dlg->m_list.InsertItem(nextrow,str);dlg->m_list.SetItemText(JustnowItem,9,"设置成功");AfxMessageBox("设置成功！");va