WINCE 定时器0控制LED上位机源码
/******************************************************
*作 者：温子祺
*联系方式：[email protected]
*创建事件：2010-09-06
*说 明： 定时器闪烁LED上位机源码
******************************************************/
转载请注明出处，谢谢！
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//
TIMERDlg.cpp : 实现文件
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//
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4
#include
"
stdafx.h
"
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#include
"
TIMER.h
"
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#include
"
TIMERDlg.h
"
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#ifdef _DEBUG
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#define
new DEBUG_NEW
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#endif
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#define
IOCTL_START_TIMER 1
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#define
IOCTL_STOP_TIMER 2
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//
CTIMERDlg 对话框
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CTIMERDlg::CTIMERDlg(CWnd
*
pParent
/*
=NULL
*/
)
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: CDialog(CTIMERDlg::IDD, pParent)
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{
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m_hIcon
=
AfxGetApp()
->
LoadIcon(IDR_MAINFRAME);
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m_hTimer
=
INVALID_HANDLE_VALUE;
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}
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void
CTIMERDlg::DoDataExchange(CDataExchange
*
pDX)
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{
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CDialog::DoDataExchange(pDX);
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}
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BEGIN_MESSAGE_MAP(CTIMERDlg, CDialog)
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#if
defined(_DEVICE_RESOLUTION_AWARE) && !defined(WIN32_PLATFORM_WFSP)
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ON_WM_SIZE()
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#endif
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//
}}AFX_MSG_MAP
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ON_BN_CLICKED(IDC_BUTTON1,
&
CTIMERDlg::OnBnClickedStartTimer)
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ON_BN_CLICKED(IDC_BUTTON2,
&
CTIMERDlg::OnBnClickedStopTimer)
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ON_BN_CLICKED(IDC_BUTTON3,
&
CTIMERDlg::OnBnClickedOpenTimer)
38
ON_BN_CLICKED(IDC_BUTTON4,
&
CTIMERDlg::OnBnClickedCloseTimer)
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END_MESSAGE_MAP()
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//
CTIMERDlg 消息处理程序
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BOOL CTIMERDlg::OnInitDialog()
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{
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CDialog::OnInitDialog();
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//
设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动
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//
执行此操作
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SetIcon(m_hIcon, TRUE);
//
设置大图标
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SetIcon(m_hIcon, FALSE);
//
设置小图标
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//
TODO: 在此添加额外的初始化代码
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return
TRUE;
//
除非将焦点设置到控件，否则返回 TRUE
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}
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#if
defined(_DEVICE_RESOLUTION_AWARE) && !defined(WIN32_PLATFORM_WFSP)
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void
CTIMERDlg::OnSize(UINT
/*
nType
*/
,
int
/*
cx
*/
,
int
/*
cy
*/
)
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{
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if
(AfxIsDRAEnabled())
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{
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DRA::RelayoutDialog(
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AfxGetResourceHandle(),
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this
->
m_hWnd,
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DRA::GetDisplayMode()
!=
DRA::Portrait
?
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MAKEINTRESOURCE(IDD_TIMER_DIALOG_WIDE) :
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MAKEINTRESOURCE(IDD_TIMER_DIALOG));
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}
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}
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#endif
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void
CTIMERDlg::OnBnClickedStartTimer()
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{
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if
(m_hTimer
==
INVALID_HANDLE_VALUE)
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{
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MessageBox(L
"
ERROR: m_hTimer is invalid!
"
);
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return
;
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}
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::DeviceIoControl(m_hTimer,IOCTL_START_TIMER,NULL,
0
,NULL,
0
,NULL,NULL);
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}
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void
CTIMERDlg::OnBnClickedStopTimer()
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{
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if
(m_hTimer
==
INVALID_HANDLE_VALUE)
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{
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MessageBox(L
"
ERROR: m_hTimer is invalid!
"
);
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return
;
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}
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::DeviceIoControl(m_hTimer,IOCTL_STOP_TIMER,NULL,
0
,NULL,
0
,NULL,NULL);
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}
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void
CTIMERDlg::OnBnClickedOpenTimer()
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{
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m_hTimer
=
CreateFile(_T(
"
TMR1:
"
),GENERIC_READ
|
GENERIC_WRITE,
0
,NULL,OPEN_EXISTING,
0
,
0
);
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if
(m_hTimer
==
INVALID_HANDLE_VALUE)
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{
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MessageBox(L
"
ERROR:Create file for m_hTimer fail!
"
);
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}
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}
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void
CTIMERDlg::OnBnClickedCloseTimer()
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{
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if
(m_hTimer)
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{
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CloseHandle(m_hTimer);
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m_hTimer
=
INVALID_HANDLE_VALUE;
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}
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else
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{
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MessageBox(L
"
ERROR: m_hTimer is invalid!
"
);
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}
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}
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