usb_thermometerdlg.cpp

USB温度采集系统的上位机程序

// USB_ThermometerDlg.cpp : implementation file
//

#include "stdafx.h"
#include "USB_Thermometer.h"
#include "USB_ThermometerDlg.h"
#include "ch375dll.h"
#include "stdio.h"
#include "conio.h"
#include "math.h"



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

#define		START_TEST      0x55	//测试DS18B20序列号命令，作为收字节发送，
	



/////////////////////////////////////////////////////////////////////////////
// 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()

/////////////////////////////////////////////////////////////////////////////
// CUSB_ThermometerDlg dialog

CUSB_ThermometerDlg::CUSB_ThermometerDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CUSB_ThermometerDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CUSB_ThermometerDlg)
	m_SensorNumOut_L = 0;
	m_SensorNumOut_H = 0;
	m_SensorNumIn_H1 = 0;
	m_SensorNumIn_H2 = 0;
	m_SensorNumIn_H3 = 0;
	m_SensorNumIn_H4 = 0;
	m_SensorNumIn_H5 = 0;
	m_SensorNumIn_H6 = 0;
	m_SensorNumIn_H7 = 0;
	m_SensorNumIn_H8 = 0;
	m_SensorNumIn_L1 = 0;
	m_SensorNumIn_L2 = 0;
	m_SensorNumIn_L3 = 0;
	m_SensorNumIn_L4 = 0;
	m_SensorNumIn_L5 = 0;
	m_SensorNumIn_L6 = 0;
	m_SensorNumIn_L7 = 0;
	m_SensorNumIn_L8 = 0;
	m_Temperature1 = 0.0f;
	m_Temperature2 = 0.0f;
	m_Temperature3 = 0.0f;
	m_Temperature4 = 0.0f;
	m_Temperature5 = 0.0f;
	m_Temperature6 = 0.0f;
	m_Temperature7 = 0.0f;
	m_Temperature8 = 0.0f;
	m_Warn_H1 = 0.0f;
	m_Warn_H2 = 0.0f;
	m_Warn_H3 = 0.0f;
	m_Warn_H4 = 0.0f;
	m_Warn_H5 = 0.0f;
	m_Warn_H6 = 0.0f;
	m_Warn_H7 = 0.0f;
	m_Warn_H8 = 0.0f;
	m_Warn_L1 = 0.0f;
	m_Warn_L2 = 0.0f;
	m_Warn_L3 = 0.0f;
	m_Warn_L4 = 0.0f;
	m_Warn_L5 = 0.0f;
	m_Warn_L6 = 0.0f;
	m_Warn_L7 = 0.0f;
	m_Warn_L8 = 0.0f;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CUSB_ThermometerDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CUSB_ThermometerDlg)
	DDX_Control(pDX, IDC_Total, m_Total);
	DDX_Control(pDX, IDC_Describe, m_Describe);
	DDX_Control(pDX, IDC_PrecisionBit, m_PrecisionBit);
	DDX_Text(pDX, IDC_SensorNumOut_L, m_SensorNumOut_L);
	DDX_Text(pDX, IDC_SensorNumOut_H, m_SensorNumOut_H);
	DDX_Text(pDX, IDC_SensorNumIn_H1, m_SensorNumIn_H1);
	DDX_Text(pDX, IDC_SensorNumIn_H2, m_SensorNumIn_H2);
	DDX_Text(pDX, IDC_SensorNumIn_H3, m_SensorNumIn_H3);
	DDX_Text(pDX, IDC_SensorNumIn_H4, m_SensorNumIn_H4);
	DDX_Text(pDX, IDC_SensorNumIn_H5, m_SensorNumIn_H5);
	DDX_Text(pDX, IDC_SensorNumIn_H6, m_SensorNumIn_H6);
	DDX_Text(pDX, IDC_SensorNumIn_H7, m_SensorNumIn_H7);
	DDX_Text(pDX, IDC_SensorNumIn_H8, m_SensorNumIn_H8);
	DDX_Text(pDX, IDC_SensorNumIn_L1, m_SensorNumIn_L1);
	DDX_Text(pDX, IDC_SensorNumIn_L2, m_SensorNumIn_L2);
	DDX_Text(pDX, IDC_SensorNumIn_L3, m_SensorNumIn_L3);
	DDX_Text(pDX, IDC_SensorNumIn_L4, m_SensorNumIn_L4);
	DDX_Text(pDX, IDC_SensorNumIn_L5, m_SensorNumIn_L5);
	DDX_Text(pDX, IDC_SensorNumIn_L6, m_SensorNumIn_L6);
	DDX_Text(pDX, IDC_SensorNumIn_L7, m_SensorNumIn_L7);
	DDX_Text(pDX, IDC_SensorNumIn_L8, m_SensorNumIn_L8);
	DDX_Text(pDX, IDC_Temperature1, m_Temperature1);
	DDX_Text(pDX, IDC_Temperature2, m_Temperature2);
	DDX_Text(pDX, IDC_Temperature3, m_Temperature3);
	DDX_Text(pDX, IDC_Temperature4, m_Temperature4);
	DDX_Text(pDX, IDC_Temperature5, m_Temperature5);
	DDX_Text(pDX, IDC_Temperature6, m_Temperature6);
	DDX_Text(pDX, IDC_Temperature7, m_Temperature7);
	DDX_Text(pDX, IDC_Temperature8, m_Temperature8);
	DDX_Text(pDX, IDC_Warn_H1, m_Warn_H1);
	DDV_MinMaxFloat(pDX, m_Warn_H1, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_H2, m_Warn_H2);
	DDV_MinMaxFloat(pDX, m_Warn_H2, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_H3, m_Warn_H3);
	DDV_MinMaxFloat(pDX, m_Warn_H3, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_H4, m_Warn_H4);
	DDV_MinMaxFloat(pDX, m_Warn_H4, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_H5, m_Warn_H5);
	DDV_MinMaxFloat(pDX, m_Warn_H5, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_H6, m_Warn_H6);
	DDV_MinMaxFloat(pDX, m_Warn_H6, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_H7, m_Warn_H7);
	DDV_MinMaxFloat(pDX, m_Warn_H7, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_H8, m_Warn_H8);
	DDV_MinMaxFloat(pDX, m_Warn_H8, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_L1, m_Warn_L1);
	DDV_MinMaxFloat(pDX, m_Warn_L1, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_L2, m_Warn_L2);
	DDV_MinMaxFloat(pDX, m_Warn_L2, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_L3, m_Warn_L3);
	DDV_MinMaxFloat(pDX, m_Warn_L3, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_L4, m_Warn_L4);
	DDV_MinMaxFloat(pDX, m_Warn_L4, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_L5, m_Warn_L5);
	DDV_MinMaxFloat(pDX, m_Warn_L5, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_L6, m_Warn_L6);
	DDV_MinMaxFloat(pDX, m_Warn_L6, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_L7, m_Warn_L7);
	DDV_MinMaxFloat(pDX, m_Warn_L7, -55.f, 125.f);
	DDX_Text(pDX, IDC_Warn_L8, m_Warn_L8);
	DDV_MinMaxFloat(pDX, m_Warn_L8, -55.f, 125.f);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CUSB_ThermometerDlg, CDialog)
	//{{AFX_MSG_MAP(CUSB_ThermometerDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_Sample, OnSample)
	ON_BN_CLICKED(IDC_STOP, OnStop)
	ON_BN_CLICKED(IDC_Test, OnTest)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CUSB_ThermometerDlg message handlers

BOOL CUSB_ThermometerDlg::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
	
	// TODO: Add extra initialization here
	m_PrecisionBit.SetCurSel(3);//设置精度列表框显示：默认为第一个选项,对应DS18B20采用9位精度
	m_Total.SetCurSel(0);
	//bStop=false;
	UpdateData(FALSE);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CUSB_ThermometerDlg::OnSample() 
{
	
	// TODO: Add your control notification handler code here
	bStop=false;
	mSendLength=12;//发长度为12，包括一个字节命令码，八个字节序列号，一个字节温度报警上限和一个字节温度报警下限，一个字节精度配置	
	m_Describe.ResetContent();//清除列表框显示的状态信息
	UpdateData();
	if ( CH375OpenDevice( 0 ) == INVALID_HANDLE_VALUE )   // 使用之前必须打开设备 
	{
		m_Describe.InsertString(-1,_T("设备打开失败"));
		return;
	}
	else
	{
		m_Describe.InsertString(-1,_T("设备打开成功"));
		int i=0;       //定义i来判断是否第一次下传数据			
		nBitChoice=m_PrecisionBit.GetCurSel();
		switch (nBitChoice)   //DS18B20精度位数选择
		{
		case 0:
			mPrecisionChoice=0x1F;
			break;
			
		case 1:
			mPrecisionChoice=0x3F;
			break;

		case 2:
			mPrecisionChoice=0x5F;
			break;

		case 3:
			mPrecisionChoice=0x7F;
			break;					
		}