isp2dlg.cpp

用于Atmel单片机ISP下载的程序

// ISP2Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "ISP2.h"
#include "ISP2Dlg.h"
#include "winio.h"
#include "math.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 };
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CISP2Dlg dialog

CISP2Dlg::CISP2Dlg(CWnd* pParent /*=NULL*/)
	: CDialog(CISP2Dlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CISP2Dlg)
	m_FileName = _T("");
	m_sign = _T("02:02:06");
	m_num = 0;
	m_Instruction = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CISP2Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CISP2Dlg)
	DDX_Control(pDX, IDC_PROGRESS, m_Progress);
	DDX_Text(pDX, IDC_FILENAME, m_FileName);
	DDX_Text(pDX, IDC_SIGN, m_sign);
	DDX_Text(pDX, IDC_NUM, m_num);
	DDX_Text(pDX, IDC_INSTRUCTION, m_Instruction);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CISP2Dlg, CDialog)
	//{{AFX_MSG_MAP(CISP2Dlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_ERAS, OnEras)
	ON_BN_CLICKED(IDC_PROG, OnProg)
	ON_BN_CLICKED(IDC_EXIT, OnExit)
	ON_BN_CLICKED(IDC_RESET, OnReset)
	ON_BN_CLICKED(IDC_READSIGN, OnReadSign)
	ON_BN_CLICKED(IDC_FILEOPEN, OnFileOpen)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CISP2Dlg message handlers

BOOL CISP2Dlg::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

	m_Progress.SetRange(0,1000);
    m_Progress.SetPos(0);
	m_Progress.SetStep(10);

	// TODO: Add extra initialization here
	bool bResult;
    bResult = InitializeWinIo();
    if (!bResult)
	{
		AfxMessageBox("初始化并口I/O失败!");
		exit(1);
	}

    SetPortVal(0x37A, 0X04, 1);   //对话框开始运行时发出复位信号
	SetPortVal(0x37A, 0X00, 1);

	m_nPinMosi=14;//控制MOSI所用的并口引脚
	m_nPinMiso=15;//控制MISO所用的并口引脚
	m_nPinRst=16;//控制RST所用的并口引脚
	m_nPinSck=1;//控制SCK所用的并口引脚
	m_nPinLe=17;//控制器件锁存所用的并口引脚

	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CISP2Dlg::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 CISP2Dlg::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 CISP2Dlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CISP2Dlg::OnEras() 
{
	PreparePro();
	Erase();
    ProOver();
    BeepOk();
}

void CISP2Dlg::OnProg() //当点击编程按钮时调用此程序
{
   CStdioFile m_File;   //读.HEX文件用
   CString str;
   int addr,pos=0;
   BYTE prodata;

   m_Progress.SetPos(0);
   m_num=0;
   if(m_FileName=="")
   {
	   MessageBox("请先选择要下载的文件!");
	   CString str;
	   CFileDialog fileDialog(TRUE,NULL,NULL,OFN_HIDEREADONLY|OFN_OVERWRITEPROMPT,"*.hex|*.HEX",NULL);
 	   fileDialog.DoModal();
	   str=fileDialog.GetPathName();
	   m_FileName=str;
   };
   m_File.Open(m_FileName,CFile::modeRead); 
   PreparePro(); // 
   Erase();
   while(m_File.ReadString(str))  // 每次循环读一行
   {
	   if(Char2ToByte(str.Mid(1,2))!=0)  // 判是否是最后一行
	   {
		   addr = Char4ToByte(str.Mid(3,4)); // 取该行数据的下载首地址
		   for(int i=9;i<=Char2ToByte(str.Mid(1,2))*2+7;i+=2)
		   {
			   prodata = (BYTE)Char2ToByte(str.Mid(i,2)); //取下载的数据,每次取一个字节
			   if(prodata != 0xFF) // 若下载字节为0xFF,则不进行下载
			   {
				   Write(prodata,addr); // 下载一个非0xFF字节
			   }
			   addr++; // 地址加1
			   m_num++; // 下载字节个数加1
		   }
	   }
   }
    m_Instruction="写器件完成!";
    m_Progress.SetPos(1000);
    ProOver();// 编程结束
	BeepOk();
	UpdateData(FALSE);
}

BYTE CISP2Dlg::ReadState() //读状态
{
	DWORD	Val;
	GetPortVal(0X379,&Val,1);
	return (BYTE)Val;
}

BYTE CISP2Dlg::ReadCtrl()
{
	DWORD	Val;
	GetPortVal(0X37A,&Val,1);
	return (BYTE)Val;
}

CISP2Dlg::WriteCtrl(BYTE Ctrl)
{
	SetPortVal(0X37A,(DWORD)Ctrl,1);
}

BOOL CISP2Dlg::SetPinH(int nPin)
{
	if(nPin==0)
		return FALSE;
	switch(nPin)
	{
	case 1:
		m_CtrlByte&=0xfe;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	case 14:
		m_CtrlByte&=0xfd;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	case 16:
		m_CtrlByte|=0x04;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	case 17:
		m_CtrlByte&=0xf7;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	default:
		return FALSE;
	}
	return FALSE;
}

BOOL CISP2Dlg::SetPinL(int nPin)
{
	if(nPin==0)
		return FALSE;
	switch(nPin)
	{
	case 1:
		m_CtrlByte|=0x01;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	case 14:
		m_CtrlByte|=0x02;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	case 16:
		m_CtrlByte&=0xfb;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	case 17:
		m_CtrlByte|=0x08;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	default:
		return FALSE;
	}
	return FALSE;

}

BOOL CISP2Dlg::SetPinLogic(int nPin,BOOL bLogic)
{
if(bLogic)
{
	if(nPin==0)
		return FALSE;
	switch(nPin)
	{
	case 1:
		m_CtrlByte&=0xfe;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	case 14:
		m_CtrlByte&=0xfd;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	case 16:
		m_CtrlByte|=0x04;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	case 17:
		m_CtrlByte&=0xf7;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	default:
		return FALSE;
	}
}
else
{
	if(nPin==0)
		return FALSE;
	switch(nPin)
	{
	case 1:
		m_CtrlByte|=0x01;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	case 14:
		m_CtrlByte|=0x02;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	case 16:
		m_CtrlByte&=0xfb;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	case 17:
		m_CtrlByte|=0x08;
		WriteCtrl(m_CtrlByte);
		return TRUE;
	default:
		return FALSE;
	}
}
}

BOOL CISP2Dlg::GetPinLogic(int nPin)
{
	switch(nPin)
	{
	case 1:
		m_CtrlByte=ReadCtrl();
		return !(m_CtrlByte & 0x01);
	case 14:
		m_CtrlByte=ReadCtrl();
		return !(m_CtrlByte & 0x02);
	case 15:
		m_StatByte=ReadState();
		return (m_StatByte & 0x08);
	case 16:
		m_CtrlByte=ReadCtrl();
		return (m_CtrlByte & 0x04);
	case 17:
		m_CtrlByte=ReadCtrl();
		return !(m_CtrlByte & 0x08);
	default:
		return FALSE;
	}
	return FALSE;

}

BOOL CISP2Dlg::GetMiso()//得到MISO引脚的电平
{
	SetPinLogic(m_nPinLe,1);//开启锁存1
	for(int n=0;n<=1000;n++)//延时
	{
	}
	SetPinLogic(m_nPinLe,0);//关闭锁存1
	return GetPinLogic(m_nPinMiso);
}

void CISP2Dlg::SetMosi(BOOL bLogic)
{