WINCE 定时器0控制LED上位机源码
/******************************************************
*作 者：温子祺
*联系方式：wenziqi@hotmail.com
*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！
1 // TIMERDlg.cpp : 实现文件
2 //
3
4 #include "stdafx.h"
5 #include "TIMER.h"
6 #include "TIMERDlg.h"
7
8 #ifdef _DEBUG
9 #define new DEBUG_NEW
10 #endif
11
12 #define IOCTL_START_TIMER 1
13 #define IOCTL_STOP_TIMER 2
14
15 // CTIMERDlg 对话框
16
17 CTIMERDlg::CTIMERDlg(CWnd* pParent /*=NULL*/)
18 : CDialog(CTIMERDlg::IDD, pParent)
19 {
20 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
21
22 m_hTimer=INVALID_HANDLE_VALUE;
23 }
24
25 void CTIMERDlg::DoDataExchange(CDataExchange* pDX)
26 {
27 CDialog::DoDataExchange(pDX);
28 }
29
30 BEGIN_MESSAGE_MAP(CTIMERDlg, CDialog)
31 #if defined(_DEVICE_RESOLUTION_AWARE) && !defined(WIN32_PLATFORM_WFSP)
32 ON_WM_SIZE()
33 #endif
34 //}}AFX_MSG_MAP
35 ON_BN_CLICKED(IDC_BUTTON1, &CTIMERDlg::OnBnClickedStartTimer)
36 ON_BN_CLICKED(IDC_BUTTON2, &CTIMERDlg::OnBnClickedStopTimer)
37 ON_BN_CLICKED(IDC_BUTTON3, &CTIMERDlg::OnBnClickedOpenTimer)
38 ON_BN_CLICKED(IDC_BUTTON4, &CTIMERDlg::OnBnClickedCloseTimer)
39 END_MESSAGE_MAP()
40
41
42 // CTIMERDlg 消息处理程序
43
44 BOOL CTIMERDlg::OnInitDialog()
45 {
46 CDialog::OnInitDialog();
47
48 // 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
49 // 执行此操作
50 SetIcon(m_hIcon, TRUE); // 设置大图标
51 SetIcon(m_hIcon, FALSE); // 设置小图标
52
53 // TODO: 在此添加额外的初始化代码
54
55
56
57 return TRUE; // 除非将焦点设置到控件，否则返回 TRUE
58 }
59
60 #if defined(_DEVICE_RESOLUTION_AWARE) && !defined(WIN32_PLATFORM_WFSP)
61 void CTIMERDlg::OnSize(UINT /*nType*/, int /*cx*/, int /*cy*/)
62 {
63 if (AfxIsDRAEnabled())
64 {
65 DRA::RelayoutDialog(
66 AfxGetResourceHandle(),
67 this->m_hWnd,
68 DRA::GetDisplayMode() != DRA::Portrait ?
69 MAKEINTRESOURCE(IDD_TIMER_DIALOG_WIDE) :
70 MAKEINTRESOURCE(IDD_TIMER_DIALOG));
71 }
72 }
73 #endif
74
75
76 void CTIMERDlg::OnBnClickedStartTimer()
77 {
78 if (m_hTimer==INVALID_HANDLE_VALUE)
79 {
80 MessageBox(L"ERROR: m_hTimer is invalid!");
81
82 return ;
83 }
84
85 ::DeviceIoControl(m_hTimer,IOCTL_START_TIMER,NULL,0,NULL,0,NULL,NULL);
86 }
87
88 void CTIMERDlg::OnBnClickedStopTimer()
89 {
90 if (m_hTimer==INVALID_HANDLE_VALUE)
91 {
92 MessageBox(L"ERROR: m_hTimer is invalid!");
93
94 return ;
95 }
96
97 ::DeviceIoControl(m_hTimer,IOCTL_STOP_TIMER,NULL,0,NULL,0,NULL,NULL);
98 }
99
100 void CTIMERDlg::OnBnClickedOpenTimer()
101 {
102 m_hTimer=CreateFile(_T("TMR1:"),GENERIC_READ|GENERIC_WRITE,0,NULL,OPEN_EXISTING,0,0);
103
104 if (m_hTimer==INVALID_HANDLE_VALUE)
105 {
106 MessageBox(L"ERROR:Create file for m_hTimer fail!");
107 }
108 }
109
110 void CTIMERDlg::OnBnClickedCloseTimer()
111 {
112 if (m_hTimer)
113 {
114 CloseHandle(m_hTimer);
115
116 m_hTimer=INVALID_HANDLE_VALUE;
117
118 }
119 else
120 {
121 MessageBox(L"ERROR: m_hTimer is invalid!");
122 }
123 }
124
