ch365frm.frm

南京沁恒电子的ch365资料

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   4290
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   3015
   LinkTopic       =   "Form1"
   ScaleHeight     =   4290
   ScaleWidth      =   3015
   StartUpPosition =   3  '窗口缺省
   Begin VB.TextBox txtByte 
      Height          =   375
      Left            =   1560
      MaxLength       =   4
      TabIndex        =   4
      Text            =   "Text3"
      Top             =   2760
      Width           =   975
   End
   Begin VB.TextBox txtAddr 
      Height          =   375
      Left            =   1560
      MaxLength       =   4
      TabIndex        =   3
      Text            =   "Text2"
      Top             =   2280
      Width           =   975
   End
   Begin VB.CommandButton CommandRead 
      Caption         =   "读数据"
      Height          =   495
      Left            =   600
      TabIndex        =   2
      Top             =   960
      Width           =   1815
   End
   Begin VB.CommandButton CommandWrite 
      Caption         =   "写数据"
      Height          =   495
      Left            =   600
      TabIndex        =   1
      Top             =   1560
      Width           =   1815
   End
   Begin VB.CommandButton btnOpen 
      Caption         =   "打开设备"
      Height          =   495
      Left            =   600
      TabIndex        =   0
      Top             =   360
      Width           =   1815
   End
   Begin VB.Label Label4 
      Caption         =   "地址为直接地址"
      Height          =   255
      Left            =   600
      TabIndex        =   8
      Top             =   3720
      Width           =   1455
   End
   Begin VB.Label Label3 
      Caption         =   "(以上为十六进制)"
      Height          =   255
      Left            =   600
      TabIndex        =   7
      Top             =   3360
      Width           =   1695
   End
   Begin VB.Label Label1 
      Caption         =   "地址(0-ff)"
      Height          =   255
      Left            =   360
      TabIndex        =   6
      Top             =   2280
      Width           =   975
   End
   Begin VB.Label Label2 
      Caption         =   "字节(BYTE)"
      Height          =   255
      Left            =   240
      TabIndex        =   5
      Top             =   2880
      Width           =   1095
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
Dim mOpen As Long
Dim mPCH365_IO_REG As mCH365_IO_REG


Private Sub btnOpen_Click()
    If LoadLibrary("CH365DLL.DLL") = Null Then     ' 加载DLL失败,可能未安装到系统中
        MsgBox "无法加载CH365的DLL"
    End If
    mOpen = CH365mOpenDevice(0, True, True)
    If mOpen = -1 Then  ' 使用之前必须打开设备
                    
         MsgBox "无法打开CH365设备"
       
    End If
    
End Sub


Private Sub CommandRead_Click()
    Dim iAddr As Long
    Dim ChByte As Byte
   
    iAddr = hextobcd(txtAddr.Text)
    If (mOpen <> -1) Then
        If (CH365ReadIoByte(iAddr, ChByte)) Then
            txtByte.Text = Hex(ChByte)
            MsgBox "Read success！"
        Else
            MsgBox "Read failed！"
        End If
    End If
End Sub

Private Sub CommandWrite_Click()
    Dim mAddr As Long
    Dim mVal As Byte
    mAddr = CLng(hextobcd(txtAddr.Text))
    mVal = hextobcd(txtByte.Text)
    
    If (mOpen <> -1) Then
        
        If CH365WriteIoByte(mAddr, mVal) Then
            MsgBox "Write success！"
        Else
            MsgBox "Write failed！"
        End If
    End If
End Sub