epppage.cpp

键盘扫描LED驱动芯片ch451资料及c语言源代码

// EppPage.cpp : implementation file
//

#include "stdafx.h"
#include "Total.h"

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

/////////////////////////////////////////////////////////////////////////////
// CEppPage property page

IMPLEMENT_DYNCREATE(CEppPage, CPropertyPage)

CEppPage::CEppPage() : CPropertyPage(CEppPage::IDD)
{
	//{{AFX_DATA_INIT(CEppPage)
	m_eppdata0 = _T("");
	m_eppdata1 = _T("");
	m_epplen0 = 0;
	m_epplen1 = 0;
	//}}AFX_DATA_INIT
}

CEppPage::~CEppPage()
{
}

void CEppPage::DoDataExchange(CDataExchange* pDX)
{
	CPropertyPage::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CEppPage)
	DDX_Text(pDX, IDC_EDIT_EPPDATA0, m_eppdata0);
	DDX_Text(pDX, IDC_EDIT_EPPDATA1, m_eppdata1);
	DDX_Text(pDX, IDC_EDIT_EPPLEN0, m_epplen0);
	DDX_Text(pDX, IDC_EDIT_EPPLEN1, m_epplen1);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CEppPage, CPropertyPage)
	//{{AFX_MSG_MAP(CEppPage)
	ON_BN_CLICKED(IDC_BUTTON_EPPREAD0, OnButtonEppread0)
	ON_BN_CLICKED(IDC_BUTTON_EPPWRITE0, OnButtonEppwrite0)
	ON_BN_CLICKED(IDC_BUTTON_EPPREAD1, OnButtonEppread1)
	ON_BN_CLICKED(IDC_BUTTON_EPPWRITE1, OnButtonEppwrite1)
	ON_WM_CLOSE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CEppPage message handlers

void CEppPage::OnButtonEppread0()	//EPP方式读数据
{
	UCHAR mBuf[mMAX_BUFFER_LENGTH];
	ULONG mLen=0;
	UpdateData(TRUE);
	mLen = m_epplen0;
	if(mLen <= 0)
	{
		MessageBox("请输入读取长度","CH341",MB_OK);
		return;
	}
	if(p_Dlg->m_open)
	{
		try
		{
			if(!CH341EppReadData(p_Dlg->mIndex,  &mBuf[0],&mLen))
			{
				MessageBox("EPP读数据块0失败！ ","CH341",MB_OK|MB_ICONSTOP);
			}
			else
			{
				CHAR buffer[mMAX_BUFFER_LENGTH * 2];
				ULONG i,j=0;
				for(i=0; i<mLen;i++)
				{
					sprintf(&buffer[j],"%2x",mBuf[i]);
					j += 2;
				}
				buffer[j] = '\0';
				m_eppdata0 = _T(buffer);
				m_epplen0 = mLen;
				UpdateData(FALSE);
			}
		}
		catch( CException * )
		{
			TRACE("Error: %d",GetLastError());
		}
	}
	else
	{
		MessageBox("设备未打开！","CH341",MB_OK|MB_ICONSTOP);
	}
}

void CEppPage::OnButtonEppwrite0()		//EPP方式写数据
{
	UCHAR mBuf[mMAX_BUFFER_LENGTH*2];
	UCHAR buffer[mMAX_BUFFER_LENGTH];
	ULONG mLen=0;
	UpdateData(TRUE);
	mLen = m_epplen0;
	memcpy(mBuf,m_eppdata0,mLen*2);
	if(mLen<=0 || strlen(m_eppdata0) == 0)
	{
		MessageBox("请输入写数据和长度！","CH341",MB_OK);
		return;
	}
	if(mLen > strlen(m_eppdata0))
		mLen = strlen(m_eppdata0)/2;
	memcpy(buffer, p_Dlg->mStrtoVal(&mBuf[0],mLen*2),mLen*2);
	if(p_Dlg->m_open)
	{
		if(!CH341EppWriteData( p_Dlg->mIndex, &buffer[0], &mLen ) )
		{
			MessageBox("EPP写数据块0失败！","CH341",MB_OK|MB_ICONSTOP);
		}
		else
		{
			m_epplen0 = mLen-1;
			UpdateData(FALSE);
		}
	}
	else
	{
		MessageBox("设备未打开！","CH341",MB_OK|MB_ICONSTOP);
	}
}

void CEppPage::OnButtonEppread1()		//EPP方式读地址
{
	UCHAR mBuf[mMAX_BUFFER_LENGTH];
	ULONG mLen=0;
	UpdateData(TRUE);
	mLen = m_epplen1;
	if(mLen<=0)
	{
		MessageBox("请输入读数据长度","CH341",MB_OK);
		return;
	}
	if(p_Dlg->m_open)
	{

		if(!CH341EppReadAddr(p_Dlg->mIndex, &mBuf[0], &mLen ))
		{
			MessageBox("EPP读数据块1失败！ ","CH341",MB_OK|MB_ICONSTOP);
		}
		else
		{
			CHAR buffer[mMAX_BUFFER_LENGTH * 2];
			ULONG i,j=0;
			for(i=0; i<mLen;i++)
			{
				sprintf(&buffer[j],"%2x",mBuf[i]);
				j += 2;
			}
			buffer[j] = '\0';
			m_eppdata1 = _T(buffer);
			m_epplen1 = mLen;
			UpdateData(FALSE);
		}
	}
	else
	{
		MessageBox("设备未打开！","CH341",MB_OK|MB_ICONSTOP);
	}
}

void CEppPage::OnButtonEppwrite1()		//EPP方式写地址
{
	UCHAR mBuf[mMAX_BUFFER_LENGTH*2];
	UCHAR buffer[mMAX_BUFFER_LENGTH];
	ULONG mLen=0;
	UpdateData(TRUE);
	mLen = m_epplen1;
	memcpy(mBuf,m_eppdata1,mLen);
	if(mLen<=0 || strlen(m_eppdata1) == 0)
	{
		MessageBox("请输入写数据和长度！","CH341",MB_OK);
		return;
	}
	if(mLen > strlen(m_eppdata1))
		mLen = strlen(m_eppdata1)/2;

	memcpy(buffer, p_Dlg->mStrtoVal(&mBuf[0],mLen),mLen);
	if(p_Dlg->m_open)
	{
		if(!CH341EppWriteAddr( p_Dlg->mIndex, &buffer[0], &mLen ) )
		{
			MessageBox("EPP写数据块1失败！","CH341",MB_OK|MB_ICONSTOP);
		}
		else
		{
			m_epplen1 = mLen-1;
			UpdateData(FALSE);
		}
	}
	else
	{
		MessageBox("设备未打开！","CH341",MB_OK|MB_ICONSTOP);
	}
}

void CEppPage::OnClose() 
{
	// TODO: Add your message handler code here and/or call default
	this->p_Dlg->EndDialog(0);
	CPropertyPage::OnClose();
}