VERSION 5.00
Begin VB.Form INT 
   Caption         =   "Form1"
   ClientHeight    =   4470
   ClientLeft      =   60
   ClientTop       =   420
   ClientWidth     =   7215
   BeginProperty Font 
      Name            =   "MS Sans Serif"
      Size            =   8.25
      Charset         =   0
      Weight          =   400
      Underline       =   0   'False
      Italic          =   0   'False
      Strikethrough   =   0   'False
   EndProperty
   LinkTopic       =   "Form1"
   ScaleHeight     =   4470
   ScaleWidth      =   7215
   StartUpPosition =   3  '´°¿Úȱʡ
   Begin VB.Timer Timer1 
      Enabled         =   0   'False
      Interval        =   100
      Left            =   3240
      Top             =   3960
   End
   Begin VB.TextBox Text2 
      Height          =   375
      Left            =   3360
      TabIndex        =   3
      Top             =   1680
      Width           =   1935
   End
   Begin VB.CommandButton Command2 
      Caption         =   "Stop"
      Height          =   375
      Left            =   3840
      TabIndex        =   1
      Top             =   3240
      Width           =   1215
   End
   Begin VB.CommandButton Command1 
      Caption         =   "Start"
      Height          =   375
      Left            =   2160
      TabIndex        =   0
      Top             =   3240
      Width           =   1215
   End
   Begin VB.Label Label2 
      Caption         =   "Whether DI0 interrupt"
      Height          =   255
      Left            =   1320
      TabIndex        =   2
      Top             =   1680
      Width           =   1695
   End
End
Attribute VB_Name = "INT"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit

    Dim hDevice As Long
    Dim DeviceID As Integer
    Dim hEventInt As Long
    Dim Flag As Long
    Dim wait As Boolean

  
Private Sub Command1_Click()
    DeviceID = 0
    wait = True
    hDevice = PCI2312_CreateDevice(DeviceID)
    If hDevice = INVALID_HANDLE_VALUE Then
        MsgBox "Create Device Error..."
        Exit Sub
    End If
    hEventInt = PCI2312_CreateSystemEvent()
    If hDevice = INVALID_HANDLE_VALUE Then
        MsgBox "Create Device Error..."
        Exit Sub
    End If

    If (PCI2312_InitDeviceInt(hDevice, hEventInt) = False) Then
    
        MsgBox ("InitDeviceInt Error...")
        Exit Sub
    End If
    
    Me.Timer1.Enabled = True
    Me.Command1.Enabled = False
    Me.Command2.Enabled = True
    
End Sub

Private Sub Command2_Click()
 Me.Timer1.Enabled = False
    If hDevice <> INVALID_HANDLE_VALUE Then
    PCI2312_ReleaseDeviceInt (hDevice)
    PCI2312_ReleaseSystemEvent (hEventInt)
    PCI2312_ReleaseDevice (hDevice)
     Me.Command1.Enabled = True
    Me.Command2.Enabled = False
    End If
    Exit Sub
End Sub

Private Sub Form_Unload(Cancel As Integer)
 Me.Timer1.Enabled = False
    If hDevice <> INVALID_HANDLE_VALUE Then
    PCI2312_ReleaseDeviceInt (hDevice)
    PCI2312_ReleaseSystemEvent (hEventInt)
    PCI2312_ReleaseDevice (hDevice)
    Me.Command1.Enabled = True
    Me.Command2.Enabled = False
    End If
    Exit Sub
End Sub

Private Sub Timer1_Timer()
    
    While (WaitForSingleObject(hEventInt, 100) <> 0)
        If wait = False Then
         Exit Sub
        End If
    Wend
    Flag = PCI2312_GetDeviceIntCount(hDevice)
    Text2.Text = Flag
   wait = False
   
   Me.Command2.Enabled = True
   
    
End Sub