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Option Explicit
Private Declare Function GetSystemMenu Lib "user32" (ByVal hWnd As Long, ByVal bRevert As Long) As Long
Private Declare Function DeleteMenu Lib "user32" (ByVal hMenu As Long, ByVal nPosition As Long, Optional ByVal wFlags As Long = 0&) As Long
Private Declare Function DrawMenu ......

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  ctrMSComm.Output = "@01R"    '¶ÁÃüÁî
   instar = ctrMSComm.Input         '¶ÁͨѶ
wy_I = val(HEX_to_DEC(Mid(instar, 29, 4))) * (20 / 4095#)
&n ......

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 http://social.msdn.microsoft.com/Forums/zh-TW/232/thread/5b0e0eb7-9cd7-420a-9f56-e588154174ba
http://www.mndsoft.com/blog/article.asp?id=903
http://topic.csdn.net/t/20051015/14/4328396.html
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Private Sub Form_Load()
    Me.Width = Screen.Width
    Me.Height = Screen.Height
    Me.WindowState = 2
End Sub
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Private Declare Function SetWindowPos& Lib "user32" (ByVal hwnd As Long, _
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