玖玖玖视频-亚洲精品1卡2卡3卡-操欧美美女-真实国产乱子伦对白视频不卡-国产乱在线-大胸美女被吃奶爽死视频-久久亚洲美女精品国产精品-天堂在线www天堂在线-久久在精品线影院精品国产-国产又粗又长又大-欧美三级一区二区-超碰在线亚洲-天天cao在线-国产偷倩视频-亚洲啪

dongxuan24
級別: 正式會員
精華主題: 0
發帖數量: 30 個
工控威望: 96 點
下載積分: 724 分
在線時間: 6(小時)
注冊時間: 2010-01-14
最后登錄: 2012-07-12
查看dongxuan24的 主題 / 回貼
樓主  發表于: 2010-08-19 10:46
Private Sub Combo5_Click()
   Select Case Combo5.Text
     Case "On"
        Instruction = &H11
     Case "Off"
        Instruction = &H10
   End Select
End Sub

Private Sub Command1_Click()
   Dim OutByte(0 To 32) As Byte
   Dim Num As Double
   Dim Num2 As String
   Dim L
   Dim Lenth2 As String
   Dim ByteXor As Byte
   Dim StrXor As String
  
   ReadPlc = True
   If Text1.Text = "" Then
     MsgBox "請輸入寄存器地址", vbOKOnly, "系統提示"
   Else
     Num = Val(Text1.Text)
     Num2 = Hex(Num)
     Lenth2 = Hex(Lenth)
     ByteXor = 0
    
     OutByte(0) = 103           '起始字符
     OutByte(1) = 5             '讀寫指令
     OutByte(2) = Asc(0)        'PLC站地址
     OutByte(3) = Asc(2)
     OutByte(4) = Asc(Mid(Address_R, 1, 1))    '寄存器類型
     OutByte(5) = Asc(Mid(Address_R, 2, 1))
     OutByte(6) = Asc(Mid(Address_R, 3, 1))
     OutByte(7) = Asc(Mid(Address_R, 4, 1))
    
     L = Len(Num2)                          '寄存器地址
     For i = 0 To L - 1
       OutByte(11 - i) = Asc(Mid(Num2, L - i, 1))
     Next i
     For i = 0 To 3 - L
       OutByte(11 - L - i) = Asc(0)
     Next i
    
     L = Len(Lenth2)                      '讀取字節數
     If L = 2 Then
       OutByte(12) = Asc(Mid(Lenth2, 1, 1))
       OutByte(13) = Asc(Mid(Lenth2, 2, 1))
     Else
       OutByte(12) = Asc(0)
       OutByte(13) = Asc(Mid(Lenth2, 1, 1))
     End If
    
     For i = 1 To 29                        'BCC校驗碼計算
       ByteXor = ByteXor Xor OutByte(i)
     Next i
     StrXor = Hex(ByteXor)
     If Len(StrXor) = 2 Then
       OutByte(30) = Asc(Mid(StrXor, 1, 1))
       OutByte(31) = Asc(Mid(StrXor, 2, 1))
     Else
       OutByte(30) = Asc(0)
       OutByte(31) = Asc(Mid(StrXor, 1, 1))
     End If
     OutByte(32) = 71
   End If
   MSComm1.Output = OutByte
End Sub


Private Sub Command2_Click()
Dim OutByte(0 To 32) As Byte
   Dim Num As Double
   Dim Num2 As String
   Dim L
   Dim Lenth2 As String
   Dim ByteXor As Byte
   Dim StrXor As String
   Dim Data_Send  As Double
   Dim Data_Send2 As String
   Dim SetLenth2 As String
  
   Read = False
   If Text2.Text = "" Then
     MsgBox "請輸入寄存器地址", vbOKOnly, "系統提示"
   Else
     Num = Val(Text2.Text)
     Num2 = Hex(Num)
    
     SetLenth2 = Hex(SetLenth * 2)
    
     Data_Send = Val(Text4.Text)
     Data_Send2 = Hex(Data_Send)
      
     ByteXor = 0
    
     OutByte(0) = 103           '起始字符
     OutByte(1) = 6             '指令寫
     OutByte(2) = Asc(0)        'PLC站地址
     OutByte(3) = Asc(2)
     OutByte(4) = Asc(Mid(Address_W, 1, 1))      '寄存器類型
     OutByte(5) = Asc(Mid(Address_W, 2, 1))
     OutByte(6) = Asc(Mid(Address_W, 3, 1))
     OutByte(7) = Asc(Mid(Address_W, 4, 1))
    
     L = Len(Num2)                             '寄存器地址
     For i = 0 To L - 1
       OutByte(11 - i) = Asc(Mid(Num2, L - i, 1))
     Next i
     For i = 0 To 3 - L
       OutByte(11 - L - i) = Asc(0)
     Next i
    
     L = Len(SetLenth2)            '寫入數據的長度
     If L = 2 Then
       OutByte(12) = Asc(Mid(SetLenth2, 1, 1))
       OutByte(13) = Asc(Mid(SetLenth2, 2, 1))
     Else
       OutByte(12) = Asc(0)
       OutByte(13) = Asc(Mid(SetLenth2, 1, 1))
     End If
     '寫入PLC的數據
     L = Len(Data_Send2)
     For i = 1 To L
       OutByte(14 + 2 * SetLenth - i) = Asc(Mid(Data_Send2, L - i + 1, 1))
     Next i
     For i = 1 To SetLenth * 2 - L
       OutByte(13 + i) = Asc(0)
     Next i
    
    
    
    
     '寫入PLC的數據
     For i = 1 To 29                     'BCC校驗碼計算
       ByteXor = ByteXor Xor OutByte(i)
     Next i
     StrXor = Hex(ByteXor)
     If Len(StrXor) = 2 Then
       OutByte(30) = Asc(Mid(StrXor, 1, 1))
       OutByte(31) = Asc(Mid(StrXor, 2, 1))
     Else
       OutByte(30) = Asc(0)
       OutByte(31) = Asc(Mid(StrXor, 1, 1))
     End If
     OutByte(32) = 71
   End If
   MSComm1.Output = OutByte
End Sub

Private Sub Command3_Click()
   Dim OutByte(0 To 32) As Byte
   Dim Num As Double
   Dim Num2 As String
   Dim L
   Dim Lenth2 As String
   Dim ByteXor As Byte
   Dim StrXor As String
  
   ReadPlc = False
   If Text6.Text = "" Then
     MsgBox "請輸入寄存器地址", vbOKOnly, "系統提示"
   Else
     Num = Val(Text6.Text)
     Num2 = Hex(Num)
     Lenth2 = Hex(Lenth)
     ByteXor = 0
    
     OutByte(0) = 103                         '起始字符
     OutByte(1) = Instruction                 '讀寫指令
     OutByte(2) = Asc(0)                      'PLC站地址
     OutByte(3) = Asc(2)
     OutByte(4) = Asc(Mid(Address_B, 1, 1))     '寄存器類型
     OutByte(5) = Asc(Mid(Address_B, 2, 1))
     OutByte(6) = Asc(Mid(Address_B, 3, 1))
     OutByte(7) = Asc(Mid(Address_B, 4, 1))
    
     L = Len(Num2)                           '寄存器地址
     For i = 0 To L - 1
       OutByte(11 - i) = Asc(Mid(Num2, L - i, 1))
     Next i
     For i = 0 To 3 - L
       OutByte(11 - L - i) = Asc(0)
     Next i
    
                                             '位地址
    
       OutByte(12) = Asc(Mid(Bit, 1, 1))
       OutByte(13) = Asc(Mid(Bit, 2, 1))
    

    
     For i = 1 To 29                        'BCC校驗碼計算
       ByteXor = ByteXor Xor OutByte(i)
     Next i
     StrXor = Hex(ByteXor)
     If Len(StrXor) = 2 Then
       OutByte(30) = Asc(Mid(StrXor, 1, 1))
       OutByte(31) = Asc(Mid(StrXor, 2, 1))
     Else
       OutByte(30) = Asc(0)
       OutByte(31) = Asc(Mid(StrXor, 1, 1))
     End If
     OutByte(32) = 71
   End If
   MSComm1.Output = OutByte
End Sub

Private Sub Form_Load()
   Instruction = &H11
   Address_R = "0100"
   Address_W = "0100"
   Address_B = "0100"
   Bit = "00"
   Lenth = 2
   SetLenth = 2
   MSComm1.CommPort = 1
   MSComm1.Settings = "9600,n,8,1"
   MSComm1.PortOpen = True
    If (Err) Then
       MsgBox "端口打開錯誤", vbOKOnly, "系統信息"
    End If
   MSComm1.RThreshold = 20
   MSComm1.InputMode = 1
   MSComm1.InBufferCount = 0
End Sub



Private Sub MSComm1_OnComm()
  Dim Temp() As Byte
  Dim Read(0 To 32) As Byte
  Dim BBC As Byte
  Dim XorByte As Byte
  Dim BBC_Temp As Byte
  Dim Value As Double
  Dim Trans(1 To 8) As Byte
  Dim TransValue As Double
  
  Value = 0
  XorByte = 0
  Temp = MSComm1.Input
  If ReadPlc = True Then
  
  If Temp(LBound(Temp)) = 103 And Temp(LBound(Temp) + 1) = 1 Then         '如果起始正確
      
      For i = 0 To 20
        Read(i) = Temp(i)
      Next i
      
      For i = 2 To 17                     '計算校驗碼
         XorByte = XorByte Xor Read(i)
      Next i
      
      For i = 2 To 19
        If Read(i) > &H40 Then
           Read(i) = Read(i) - &H37
        Else
           Read(i) = Read(i) - &H30
        End If
      Next
      BBC_Temp = Read(19) + Read(18) * &H10
      If XorByte = BBC_Temp Then
      
        For i = 2 To Lenth * 2 + 1
          
          Value = Value * &H10 + Read(i)
        Next i
      Text3.Text = Value
      End If
  End If
  Else
     If Temp(0) = 103 And Temp(1) = 2 Then
       MsgBox "參數設定成功", vbOKOnly, "系統提示"
     End If
  End If
End Sub


尤其是這幾句，希望能具體解釋一下，多謝


OutByte(0) = 103           '起始字符
     OutByte(1) = 5             '讀寫指令
     OutByte(2) = Asc(0)        'PLC站地址
     OutByte(3) = Asc(2)
     OutByte(4) = Asc(Mid(Address_R, 1, 1))    '寄存器類型
     OutByte(5) = Asc(Mid(Address_R, 2, 1))
     OutByte(6) = Asc(Mid(Address_R, 3, 1))
     OutByte(7) = Asc(Mid(Address_R, 4, 1))
    
     L = Len(Num2)                          '寄存器地址
     For i = 0 To L - 1
       OutByte(11 - i) = Asc(Mid(Num2, L - i, 1))
     Next i
     For i = 0 To 3 - L
       OutByte(11 - L - i) = Asc(0)
     Next i
    
     L = Len(Lenth2)                      '讀取字節數
     If L = 2 Then
       OutByte(12) = Asc(Mid(Lenth2, 1, 1))
       OutByte(13) = Asc(Mid(Lenth2, 2, 1))
     Else
       OutByte(12) = Asc(0)
       OutByte(13) = Asc(Mid(Lenth2, 1, 1))
     End If
    
     For i = 1 To 29                        'BCC校驗碼計算
       ByteXor = ByteXor Xor OutByte(i)
     Next i
     StrXor = Hex(ByteXor)
     If Len(StrXor) = 2 Then
       OutByte(30) = Asc(Mid(StrXor, 1, 1))
       OutByte(31) = Asc(Mid(StrXor, 2, 1))
     Else
       OutByte(30) = Asc(0)
       OutByte(31) = Asc(Mid(StrXor, 1, 1))
     End If
     OutByte(32) = 71
   End If
   MSComm1.Output = OutByte
End Sub


Private Sub Command2_Click()
Dim OutByte(0 To 32) As Byte
   Dim Num As Double
   Dim Num2 As String
   Dim L
   Dim Lenth2 As String
   Dim ByteXor As Byte
   Dim StrXor As String
   Dim Data_Send  As Double
   Dim Data_Send2 As String
   Dim SetLenth2 As String
  
   Read = False
   If Text2.Text = "" Then
     MsgBox "請輸入寄存器地址", vbOKOnly, "系統提示"
   Else
     Num = Val(Text2.Text)
     Num2 = Hex(Num)
    
     SetLenth2 = Hex(SetLenth * 2)
    
     Data_Send = Val(Text4.Text)
     Data_Send2 = Hex(Data_Send)
      
     ByteXor = 0
    
     OutByte(0) = 103           '起始字符
     OutByte(1) = 6             '指令寫
     OutByte(2) = Asc(0)        'PLC站地址
     OutByte(3) = Asc(2)
     OutByte(4) = Asc(Mid(Address_W, 1, 1))      '寄存器類型
     OutByte(5) = Asc(Mid(Address_W, 2, 1))
     OutByte(6) = Asc(Mid(Address_W, 3, 1))
     OutByte(7) = Asc(Mid(Address_W, 4, 1))
    
     L = Len(Num2)                             '寄存器地址
     For i = 0 To L - 1
       OutByte(11 - i) = Asc(Mid(Num2, L - i, 1))
     Next i
     For i = 0 To 3 - L
       OutByte(11 - L - i) = Asc(0)
     Next i
    
     L = Len(SetLenth2)            '寫入數據的長度
     If L = 2 Then
       OutByte(12) = Asc(Mid(SetLenth2, 1, 1))
       OutByte(13) = Asc(Mid(SetLenth2, 2, 1))
     Else
       OutByte(12) = Asc(0)
       OutByte(13) = Asc(Mid(SetLenth2, 1, 1))
     End If
     '寫入PLC的數據
     L = Len(Data_Send2)
     For i = 1 To L
       OutByte(14 + 2 * SetLenth - i) = Asc(Mid(Data_Send2, L - i + 1, 1))
     Next i
     For i = 1 To SetLenth * 2 - L
       OutByte(13 + i) = Asc(0)
     Next i
    

主站蜘蛛池模板： 国产福利网| 国产在线h | 日韩中文字幕不卡 | 日韩精品一区二区三区影院 | 国产高清色 | www.黄色免费 | 亚洲系列第一页 | 97国产精华最好的产品亚洲 | 亚洲中文字幕无码专区 | 2019年国产精品看视频 | 欧美激情一区二区三区高清视频 | 国产在线一区二区香蕉 在线 | 精品久久久久久亚洲中文字幕 | 日韩精品欧美精品 | 国产又黄又刺激又高潮的网站 | 最新国产乱人伦偷精品免费网站 | 中文字幕狠狠干 | 久久一区精品 | 欧美人与动牲猛交xxxxbbbb | 亚洲精品国产一区二区三区四区在线 | 国产三级在线观看完整版 | 久久婷婷日日澡天天添 | 亚洲成av人最新无码不卡短片 | 久操五月天 | 一级特黄特色的免费大片视频 | 国模晨雨浓密毛大尺度 | 无码中文字幕日韩专区 | 色婷婷av一区二区三区软件 | 青青青国产在线观看免费 | 在线日产精品一区 | 日本xxxxx片免费观看喷水 | 午夜精品乱人伦小说区 | 老鸭窝成人 | www.亚洲在线 | 日本在线精品视频 | 中文字幕无码色综合网 | 人人爽人人草 | 欧美精品在线观看视频 | 色悠久久久久综合网香蕉 | 免费人成视频网站在线18 | 色翁荡熄又大又硬又粗又动态图 | 天堂www天堂在线资源 | 提莫影院av毛片入口 | 国产成人精品亚洲一区 | 性高潮久久久久 | 97黄色片 | 欧美精品一区二区三区久久久竹菊 | 午夜影院中文字幕 | 成年在线观看免费视频 | 乱中年女人伦av二区 | 午夜福利在线观看6080 | 亚洲毛片在线观看 | 九九热国产视频 | 欧美一区二区三区色 | 操女人网址 | 刺激性视频黄页 | 国产精品第一国产精品 | 国产乱人无码伦av在线a | 国产性色强伦免费视频 | 大象一区一品精区搬运机器 | 日韩加勒比无码人妻系列 | 在线观看无码的免费网站 | 色一区二区三区四区 | 99精品全国免费观看视频 | 欧美成aⅴ人高清免费 | 九九热99久久久国产盗摄 | 成人做爰www网站视频下载 | av一本久道久久波多野结衣 | 91久久天天躁狠狠躁夜夜 | 色老板精品视频在线观看 | 成本人无码h无码动漫在线网站 | 久久精品视频在线看15 | 高清免费精品国自产拍 | 日本色区| 国产午夜福利久久精品 | 国内黄色一级片 | 亚洲另类欧美小说图片区 | 日韩性生活视频 | 国产精品一区二区三区久久久 | 亚洲自拍偷拍一区二区 | 一区二区三区av波多野结衣 | 女人与公拘交酡全过程 | 国产成人精彩在线视频 | 在线97 | 久艹在线播放 | 人妻少妇被猛烈进入中文字幕 | 日本少妇人妻xxxxx18 | 综合五月激情二区视频 | 美女久久 | 国产区精品系列在线观看 | 国产精品自在欧美一区 | 精品免费看| 国产一级大片 | 国产精品视频2020年最新视频 | 97无码免费人妻超级碰碰碰 | 日韩少妇av | 久久精品66免费99精品 | 久久国产午夜精品理论片 | 中文有码在线观看 |