parellelporttestdlg.cpp

用并口去驱动液晶屏LCD1602的源代码

// ParellelPortTestDlg.cpp : implementation file
//

#include "stdafx.h"
#include "ParellelPortTest.h"
#include "ParellelPortTestDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	CButton	m_AboutBtn;
	//}}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)
	DDX_Control(pDX, IDOK, m_AboutBtn);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CParellelPortTestDlg dialog

CParellelPortTestDlg::CParellelPortTestDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CParellelPortTestDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CParellelPortTestDlg)
	m_LcdString = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CParellelPortTestDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CParellelPortTestDlg)
	DDX_Control(pDX, IDC_LCD_EDIT, m_LcdEdit);
	DDX_Control(pDX, IDC_INF_EDIT, m_ceInfWindow);
	DDX_Control(pDX, IDC_OPEN_BUTTON, m_ctOpenBtn);
	DDX_Text(pDX, IDC_LCD_EDIT, m_LcdString);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CParellelPortTestDlg, CDialog)
	//{{AFX_MSG_MAP(CParellelPortTestDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_OPEN_BUTTON, OnOpenButton)
	ON_BN_CLICKED(IDC_WRITE_BUTTON, OnWriteButton)
	ON_BN_CLICKED(IDC_READ_BUTTON, OnReadButton)
	ON_BN_CLICKED(IDC_LCD_BUTTON, OnLcdButton)
	ON_BN_CLICKED(IDC_PIN_BUTTON, OnPinButton)
	ON_EN_CHANGE(IDC_LCD_EDIT, OnChangeLcdEdit)
	ON_BN_CLICKED(IDC_ABOUT_BUTTON, OnAboutButton)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CParellelPortTestDlg message handlers

BOOL CParellelPortTestDlg::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
	bParalleStat=0;
	m_hParallelPort=INVALID_HANDLE_VALUE;
	g_bFlush=1;//刷新显示标志位
	m_csInfWindow=_T("");

	Beep(1000,100); 
	Sleep(50);
	Beep(1000,100); 
	m_csInfWindow+="0x378并口初始化完成!\r\n";
	g_bFlush=1;
	/*
	//初始化并口
	if(!EppPort.InitPort(0x378)) 
	{ 
		//AfxMessageBox("Invalid LPT or LPT1 is not open"); 
		bParalleStat=FALSE;
		m_csInfWindow+=_T("Invalid LPT or LPT1 is not open\r\n");
		g_bFlush=1;
	} 
	else 
	{ 
		bParalleStat=TRUE;
		m_csInfWindow+=_T("Init ParellelPort successfully,Addr=0x378!\r\n");
		g_bFlush=1;
		Beep(1000,100); 
		Sleep(50);
		Beep(1000,100); 
	} 
	*/
	CreateThread(NULL,0,RcvWindowThread,this,0,NULL);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CParellelPortTestDlg::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 CParellelPortTestDlg::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 CParellelPortTestDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CParellelPortTestDlg::OnOpenButton() 
{
	// TODO: Add your control notification handler code here
	/*
	BYTE IoReg=0x00;
	CString csInf;
	EppPort.SetPinH(PIN_BUSY);//发送状态
	EppPort.WriteData(0xff);
	EppPort.SetPinL(PIN_BUSY);//接收状态
	IoReg=EppPort.ReadData();
	EppPort.SetPinH(PIN_BUSY);//发送状态
	csInf.Format("IoReg=%d\r\n",IoReg);
	m_csInfWindow+=csInf;
	g_bFlush=1;
	*/

}
DWORD WINAPI CParellelPortTestDlg::RcvWindowThread(LPVOID lpParameter)
{
	CParellelPortTestDlg* pDlg;
	pDlg=(CParellelPortTestDlg*)lpParameter;
    CString m_Display;
	while(1)
	{
		//if(!g_bOpened) break;
		Sleep(100);
		//AfxMessageBox("here");
		if(g_bFlush)
		{
			pDlg->m_ceInfWindow.SetWindowText(pDlg->m_csInfWindow);
			pDlg->m_ceInfWindow.LineScroll(pDlg->m_ceInfWindow.GetLineCount());//随时跟踪滚动条的位置 
			g_bFlush=0;
		}
	}
	return FALSE;
}

void CParellelPortTestDlg::OnWriteButton() 
{
	// TODO: Add your control notification handler code here
	/*
	EppPort.SetPinL(PIN_BUSY);//发送状态
	char i;
	for(i=0;i<5;i++)
	{
		EppPort.SetPinH(PIN_SELIN);
		Sleep(30);
		EppPort.SetPinL(PIN_SELIN);
		Sleep(30);
	}
	m_csInfWindow+="Flash over!\r\n";
	g_bFlush=1;
	*/
}

void CParellelPortTestDlg::OnReadButton() 
{
	// TODO: Add your control notification handler code here
	/*
	CString csReadState;
	BYTE    ReadState=0;
	BOOL    PinLogic;
	EppPort.SetPinL(PIN_BUSY);//接收状态
	PinLogic=EppPort.GetPinLogic(PIN_D0);
	ReadState=EppPort.ReadState();
	csReadState.Format(_T("ReadState=%d\r\nPin2 Logic is %d\r\n"),ReadState,PinLogic);
	m_csInfWindow+=csReadState;
	g_bFlush=1;
	*/
}

void CParellelPortTestDlg::OnLcdButton() 
{
	// TODO: Add your control notification handler code here
	unsigned char dis1[]="HELLO WORLD!    ";
	unsigned char dis2[]="HELLO MY GIRL   ";
	unsigned char dis3[]="                ";
	unsigned char dis4[]="               H";
	unsigned char dis5[]="              HE";
	unsigned char dis6[]="             HEL";
	unsigned char dis7[]="            HELL";
	unsigned char dis8[]="           HELLO";
	unsigned char dis9[]="          HELLO ";
	unsigned char dis10[]="         HELLO W";
	unsigned char dis11[]="        HELLO WO";
	unsigned char dis12[]="       HELLO WOR";
	unsigned char dis13[]="      HELLO WORL";
	unsigned char dis14[]="     HELLO WORLD";
	unsigned char dis15[]="    HELLO WORLD!";
	unsigned char dis16[]="   HELLO WORLD! ";
	unsigned char dis17[]="  HELLO WORLD!  ";

	unsigned char dis23[]="                ";
	unsigned char dis24[]="!               ";
	unsigned char dis25[]="D!              ";
	unsigned char dis26[]="LD!             ";
	unsigned char dis27[]="RLD!            ";
	unsigned char dis28[]="ORLD!           ";
	unsigned char dis29[]="WORLD!          ";
	unsigned char dis30[]=" WORLD!         ";
	unsigned char dis31[]="O WORLD!        ";
	unsigned char dis32[]="LO WORLD!       ";
	unsigned char dis33[]="LLO WORLD!      ";
	unsigned char dis34[]="ELLO WORLD!     ";
	unsigned char dis35[]="HELLO WORLD!    ";
	unsigned char dis36[]=" HELLO WORLD!   ";
	unsigned char dis37[]="  HELLO WORLD!  ";
	g_Lcd1602.lcd_init();
	m_csInfWindow+="LCD1602初始化完成!\r\n";
	g_bFlush=1;
	g_Lcd1602.display(0x00,dis3);g_Lcd1602.display(0x40,dis23);Sleep(40);
	g_Lcd1602.display(0x00,dis4);g_Lcd1602.display(0x40,dis24);Sleep(40);
	g_Lcd1602.display(0x00,dis5);g_Lcd1602.display(0x40,dis25);Sleep(40);
	g_Lcd1602.display(0x00,dis6);g_Lcd1602.display(0x40,dis26);Sleep(40);
	g_Lcd1602.display(0x00,dis7);g_Lcd1602.display(0x40,dis27);Sleep(40);
	g_Lcd1602.display(0x00,dis8);g_Lcd1602.display(0x40,dis28);Sleep(40);
	g_Lcd1602.display(0x00,dis9);g_Lcd1602.display(0x40,dis29);Sleep(40);
	g_Lcd1602.display(0x00,dis10);g_Lcd1602.display(0x40,dis30);Sleep(40);
	g_Lcd1602.display(0x00,dis11);g_Lcd1602.display(0x40,dis31);Sleep(40);
	g_Lcd1602.display(0x00,dis12);g_Lcd1602.display(0x40,dis32);Sleep(40);
	g_Lcd1602.display(0x00,dis13);g_Lcd1602.display(0x40,dis33);Sleep(40);
	g_Lcd1602.display(0x00,dis14);g_Lcd1602.display(0x40,dis34);Sleep(40);
	g_Lcd1602.display(0x00,dis15);g_Lcd1602.display(0x40,dis35);Sleep(40);
	g_Lcd1602.display(0x00,dis16);g_Lcd1602.display(0x40,dis36);Sleep(40);
	g_Lcd1602.display(0x00,dis17);g_Lcd1602.display(0x40,dis37);Sleep(40);

	
}

void CParellelPortTestDlg::OnPinButton() 
{
	// TODO: Add your control notification handler code here
	
	BOOL Logic;
	Logic=g_Lcd1602.GetPinState(9);
	if(Logic)
	{
		m_csInfWindow+="PIN_D7=1\r\n";
	}
	else
	{
		m_csInfWindow+="PIN_D7=0\r\n";
	}
	
	g_bFlush=1;
	
	
}

void CParellelPortTestDlg::OnChangeLcdEdit() 
{
	// TODO: If this is a RICHEDIT control, the control will not
	// send this notification unless you override the CDialog::OnInitDialog()
	// function and call CRichEditCtrl().SetEventMask()
	// with the ENM_CHANGE flag ORed into the mask.
	UpdateData();     
	char *pLcd;   
	unsigned char dis1[17]="                ";
	unsigned char dis2[17]="                ";
	pLcd=new char[m_LcdString.GetLength()+1];   
	memset(pLcd,0,m_LcdString.GetLength()+1);
	strcpy(pLcd,m_LcdString);
	if(m_LcdString.GetLength()<17)
	{
		char i=0;
		for(i=0;*pLcd!=0;i++)
		{
			dis1[i]=*pLcd;
			if(i<15) dis1[i+1]='_';
			pLcd++;
		}
		for(i=0;i<16;i++)
		{
			dis2[i]=' ';
		}
		g_Lcd1602.display(0x00,dis1);
		g_Lcd1602.display(0x40,dis2);
	}
	else
	{
		if(m_LcdString.GetLength()<33)
		{
			char i=0;
			pLcd+=16;
			for(i=0;*pLcd!=0;i++)
			{
				dis2[i]=*pLcd;
				if(i<15) dis2[i+1]='_';
				pLcd++;
			}
			g_Lcd1602.display(0x40,dis2);
		}
		else
		{
			char ch[2]=" ";
			ch[0]=*(pLcd+32);
			m_LcdString=_T("");
			m_LcdString+=ch[0];
			m_LcdEdit.SetWindowText(m_LcdString);
			m_LcdEdit.SetSel(1,1);
			unsigned char distemp[17]="                ";
			g_Lcd1602.display(0x40,distemp);
			distemp[0]=ch[0];
			distemp[1]='_';
			g_Lcd1602.display(0x00,distemp);
		}
	}
	// TODO: Add your control notification handler code here
	
}

void CParellelPortTestDlg::OnAboutButton() 
{
	// TODO: Add your control notification handler code here
//	m_AboutBtn;
	MessageBox("LCD1602并口驱动\r\n\r\n作者:刘伟 :)\r\n");
}