leddlg.cpp

一个wince下的LED控制 windows embedded visual c

// LEDDlg.cpp : implementation file
//

#include "stdafx.h"
#include "LED.h"
#include "LEDDlg.h"

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





CLEDDlg::CLEDDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CLEDDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CLEDDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CLEDDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CLEDDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CLEDDlg, CDialog)
	//{{AFX_MSG_MAP(CLEDDlg)
	ON_BN_CLICKED(IDC_OPEN_PIO1, OnOpenPio1)
	ON_BN_CLICKED(IDC_CLOSE_PIO1, OnClosePio1)
	ON_BN_CLICKED(IDC_LED1_ON, OnLed1On)
	ON_BN_CLICKED(IDC_LED1_OFF, OnLed1Off)
	ON_BN_CLICKED(IDC_LED2_ON, OnLed2On)
	ON_BN_CLICKED(IDC_LED3_ON, OnLed3On)
	ON_BN_CLICKED(IDC_LED4_ON, OnLed4On)
	ON_BN_CLICKED(IDC_LED2_OFF, OnLed2Off)
	ON_BN_CLICKED(IDC_LED3_OFF, OnLed3Off)
	ON_BN_CLICKED(IDC_LED4_OFF, OnLed4Off)
	ON_WM_DESTROY()
	ON_BN_CLICKED(IDC_BUTTON_LED1, OnButtonLed1)
	ON_BN_CLICKED(IDC_BUTTON_LED2, OnButtonLed2)
	ON_BN_CLICKED(IDC_STOP, OnStop)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CLEDDlg message handlers

BOOL CLEDDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// 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
	
	CenterWindow(GetDesktopWindow());	// center to the hpc screen

	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

/********************************************************************************
实验代码: LED 的控制
作    者: 范 海 帆
*********************************************************************************/
/*******************************************************************
定义GPIO编号
********************************************************************/

#define	  LED1	 11       //定义
#define   LED2   12
#define   LED3   4
#define   LED4   6
#define   WATER  1
#define   HOURSE 2
//包含命令码头文件
#include"gpio.h"
//文件句柄
    HANDLE hFile=INVALID_HANDLE_VALUE;

HANDLE hThreadLed;

/************************************************
定义LED的亮灭
******************************************************/
BOOL SetLed(BYTE pinnum, BOOL status,HANDLE hfileled) //
{
	BOOL ret;
	switch(pinnum)
	{
	case LED1:
	case LED2:
		if(status)
		ret = ::DeviceIoControl(hfileled, IOCTL_GPE_SET_PIN, &pinnum, 1, NULL, 0, NULL, NULL);
	else
		ret = ::DeviceIoControl(hfileled, IOCTL_GPE_CLR_PIN, &pinnum, 1, NULL, 0, NULL, NULL);
		break;
	case LED3:
	case LED4:
		if(status)
		ret = ::DeviceIoControl(hfileled, IOCTL_GPH_SET_PIN, &pinnum, 1, NULL, 0, NULL, NULL);
	else
		ret = ::DeviceIoControl(hfileled, IOCTL_GPH_CLR_PIN, &pinnum, 1, NULL, 0, NULL, NULL);
		break;
	default:
		ret = FALSE; 
		break;
	}
	return ret;
}




//“打开GPIO驱动”按钮单击事件代码
void CLEDDlg::OnOpenPio1() 
{
	// TODO: Add your control notification handler code here
	BOOL ret_GPE11,ret_GPE12,ret_GPH4,ret_GPH6;
    BYTE pinnum_GPE11=11,pinnum_GPE12=12,pinnum_GPH4=4,pinnum_GPH6=6;

	hFile=CreateFile(TEXT("PIO1:"),GENERIC_READ|GENERIC_WRITE,0,
		             NULL,OPEN_EXISTING,0,0);

		if (hFile == INVALID_HANDLE_VALUE)  
	{
		MessageBox(_T("打开 GPIO 驱动失败!"));
		return; 
	}
	else
		MessageBox(_T("打开 GPIO 驱动成功!"));

	// 设置 GPE11 为输出口
	ret_GPE11 = ::DeviceIoControl(hFile, IOCTL_GPE_SET_PIN_OUT, &pinnum_GPE11, 1, NULL, 0, NULL, NULL);
	if (ret_GPE11 != TRUE)
	{
		OnClosePio1();
		MessageBox(_T("设置 GPE11 引脚输出失败!"));
		return;
	}
	// 设置 GPE12 为输出口
	ret_GPE12 = ::DeviceIoControl(hFile, IOCTL_GPE_SET_PIN_OUT, &pinnum_GPE12, 1, NULL, 0, NULL, NULL);
	if (ret_GPE12 != TRUE)
	{
		OnClosePio1();
		MessageBox(_T("设置 GPE12 引脚输出失败!"));
		return;
	}
	// 设置 GPH4 为输出口
	ret_GPH4 = ::DeviceIoControl(hFile, IOCTL_GPH_SET_PIN_OUT, &pinnum_GPH4, 1, NULL, 0, NULL, NULL);
	if (ret_GPH4 != TRUE)
	{
		OnClosePio1();
		MessageBox(_T("设置 GPE12 引脚输出失败!"));
		return;
	}
	// 设置 GPH6 为输出口
	ret_GPH6 = ::DeviceIoControl(hFile, IOCTL_GPH_SET_PIN_OUT, &pinnum_GPH6, 1, NULL, 0, NULL, NULL);
	if (ret_GPH6 != TRUE)
	{
		OnClosePio1();
		MessageBox(_T("设置 GPE12 引脚输出失败!"));
		return;
	}

	CButton *pOpenButton = (CButton*)GetDlgItem(IDC_OPEN_PIO1);		/* 取得控件指针 */
	CButton *pCloseButton = (CButton*)GetDlgItem(IDC_CLOSE_PIO1);  
	pOpenButton->EnableWindow(FALSE);								/* 禁止按键 */
	pCloseButton->EnableWindow(TRUE);								/* 使能按键 */	
							
}

void CLEDDlg::OnClosePio1() 
{
	// TODO: Add your control notification handler code here
	if (hFile != INVALID_HANDLE_VALUE)
	{
		CloseHandle(hFile);	 //关闭句柄
		hFile = INVALID_HANDLE_VALUE;
	}

	CButton *pOpenButton = (CButton*)GetDlgItem(IDC_OPEN_PIO1);		/* 取得控件指针 */
	CButton *pCloseButton = (CButton*)GetDlgItem(IDC_CLOSE_PIO1);  
	pOpenButton->EnableWindow(TRUE);								/* 使能按键 */
	pCloseButton->EnableWindow(FALSE);								/* 禁止按键 */
}
/****************************************************************
LED亮灭的控制
**********************************************************************/
void CLEDDlg::OnLed1On() 
{
	// TODO: Add your control notification handler code here
    BOOL ret;
	// 置 GPE11为高电平,LED1亮
	ret = SetLed(LED1, TRUE,hFile);
	if (ret != TRUE)
		MessageBox(_T("设置LED1高电平失败"));
	
}


void CLEDDlg::OnLed1Off() 
{
	// TODO: Add your control notification handler code here
	BOOL ret;

	// 置 GPE11为低电平,LED1灭
	ret = SetLed(LED1,FALSE,hFile);
	if (ret != TRUE)
		MessageBox(_T("设置LED1低电平失败"));
	
}

void CLEDDlg::OnLed2On() 
{
	// TODO: Add your control notification handler code here
	BOOL ret;
	
	// 置 GPE12为高电平,LED2亮
	ret = SetLed(LED2,TRUE,hFile);
	if (ret != TRUE)
		MessageBox(_T("设置LED2高电平失败"));
}
void CLEDDlg::OnLed2Off() 
{
	// TODO: Add your control notification handler code here
	BOOL ret;
	
	// 置 GPE12为低电平,LED2灭
	ret = SetLed(LED2,FALSE,hFile);
	if (ret != TRUE)
		MessageBox(_T("设置LED2低电平失败"));
}
void CLEDDlg::OnLed3On() 
{
	// TODO: Add your control notification handler code here
	BOOL ret;
	// 置 GPH4为高电平,LED3亮
	ret = SetLed(LED3,TRUE,hFile);
	if (ret != TRUE)
		MessageBox(_T("设置LED3高电平失败"));
	
}
void CLEDDlg::OnLed3Off() 
{
	// TODO: Add your control notification handler code here
	BOOL ret;
	// 置 GPH4为低电平,LED3灭
	ret = SetLed(LED3,FALSE,hFile);
	if (ret != TRUE)
		MessageBox(_T("设置LED3低电平失败"));
}
void CLEDDlg::OnLed4On() 
{
	// TODO: Add your control notification handler code here
	BOOL ret;
	// 置 GPH6为高电平,LED4亮
	ret = SetLed(LED4,TRUE,hFile);
	if (ret != TRUE)
		MessageBox(_T("设置LED4高电平失败"));
}





void CLEDDlg::OnLed4Off() 
{
	// TODO: Add your control notification handler code here
	BOOL ret;
	// 置 GPH6为低电平,LED4灭
	ret = SetLed(LED4,FALSE,hFile);
	if (ret != TRUE)
		MessageBox(_T("设置LED4低电平失败"));
}
void CLEDDlg::OnDestroy() 
{
	CDialog::OnDestroy();
	
	// TODO: Add your message handler code here
	 OnClosePio1();	
}

DWORD CLEDDlg::LedThread(PVOID arg)
{
    CLEDDlg *pDlgBeep=(CLEDDlg *)arg;
	int dly=100;
	while(pDlgBeep->LedThread1)
	{
		if(pDlgBeep->LedStaly==WATER) //流水灯
		{
			dly=100;//定义延时100ms
			SetLed(LED1,TRUE,hFile );
			Sleep(dly);
			SetLed(LED1,FALSE,hFile );
			SetLed(LED2,TRUE,hFile );
			Sleep(dly);
			SetLed(LED2,FALSE,hFile );
			SetLed(LED3,TRUE,hFile );
			Sleep(dly);
			SetLed(LED3,FALSE,hFile );
			SetLed(LED4,TRUE,hFile );
			Sleep(dly);
			SetLed(LED4,FALSE,hFile );
		}
		else if(pDlgBeep->LedStaly == HOURSE) //跑马灯
		{
			dly=200;
			SetLed(LED2,FALSE,hFile );
			SetLed(LED4,FALSE,hFile );
			SetLed(LED1,TRUE,hFile );
			SetLed(LED3,TRUE,hFile );
			Sleep(dly);
			SetLed(LED1,FALSE,hFile );
			SetLed(LED3,FALSE,hFile );
			SetLed(LED2,TRUE,hFile );
			SetLed(LED4,TRUE,hFile );
			Sleep(dly);
		}
		else
			Sleep(1000);
	}
	return (DWORD)0;
}

/**************************************************************************************
跑马灯
***************************************************************************************/

void CLEDDlg::OnButtonLed2() 
{
	// TODO: Add your control notification handler code here
	
	DWORD dwThreadID;
	LedStaly=HOURSE;
	if(hThreadLed==NULL)
	{
		LedThread1=TRUE;
		hThreadLed=CreateThread(NULL,NULL,LedThread,this,NULL,&dwThreadID);
		if(hThreadLed==NULL)
			MessageBox(_T("LED Thread Create Faile"));
	}
}



/*********************************************************************************************
流水灯
*********************************************************************************************/

void CLEDDlg::OnButtonLed1() 
{
	// TODO: Add your control notification handler code here
	    DWORD dwThreadID;
	LedStaly=WATER;
	if(hThreadLed==NULL)
	{
		LedThread1=TRUE;
		hThreadLed=CreateThread(NULL,NULL,LedThread,this,NULL,&dwThreadID);
		if(hThreadLed==NULL)
			MessageBox(_T("LED Thread Create Faile"));
	}
}



/*************************************************************
停止
*************************************************************/
void CLEDDlg::OnStop() 
{
	// TODO: Add your control notification handler code here
	LedThread1 = FALSE;
	Sleep(100);
	if(hThreadLed)
	{
		CloseHandle(hThreadLed);
		hThreadLed=NULL;
	}
}