unit1.dfm

串行端口的数字输出控制

object Form1: TForm1
  Left = 244
  Top = 198
  Width = 529
  Height = 246
  Caption = 'RS-232 Digital Output'
  Color = clBtnFace
  Font.Charset = GB2312_CHARSET
  Font.Color = clWindowText
  Font.Height = -11
  Font.Name = '宋体'
  Font.Style = []
  OldCreateOrder = False
  PixelsPerInch = 96
  TextHeight = 11
  object spDTR: TShape
    Left = 88
    Top = 144
    Width = 49
    Height = 49
    Shape = stCircle
  end
  object spRTS: TShape
    Left = 312
    Top = 144
    Width = 49
    Height = 49
    Shape = stCircle
  end
  object rdCOM: TRadioGroup
    Left = 40
    Top = 8
    Width = 113
    Height = 81
    Caption = '选择通信端口'
    Font.Charset = GB2312_CHARSET
    Font.Color = clBlue
    Font.Height = -16
    Font.Name = '宋体'
    Font.Style = []
    ItemIndex = 0
    Items.Strings = (
      'COM1'
      'COM2')
    ParentFont = False
    TabOrder = 0
  end
  object Button1: TButton
    Left = 176
    Top = 24
    Width = 113
    Height = 41
    Caption = '打开通信端口'
    Font.Charset = GB2312_CHARSET
    Font.Color = clBlue
    Font.Height = -16
    Font.Name = '宋体'
    Font.Style = []
    ParentFont = False
    TabOrder = 1
    OnClick = Button1Click
  end
  object Button2: TButton
    Left = 328
    Top = 24
    Width = 113
    Height = 41
    Caption = '结束系统'
    Font.Charset = GB2312_CHARSET
    Font.Color = clBlue
    Font.Height = -16
    Font.Name = '宋体'
    Font.Style = []
    ParentFont = False
    TabOrder = 2
    OnClick = Button2Click
  end
  object BitBtn1: TBitBtn
    Left = 160
    Top = 136
    Width = 97
    Height = 57
    Caption = 'DTR ON'
    Font.Charset = DEFAULT_CHARSET
    Font.Color = clGreen
    Font.Height = -16
    Font.Name = 'MS Sans Serif'
    Font.Style = [fsBold]
    ParentFont = False
    TabOrder = 3
    OnClick = BitBtn1Click
    Kind = bkOK
    Layout = blGlyphTop
  end
  object BitBtn2: TBitBtn
    Left = 392
    Top = 136
    Width = 97
    Height = 57
    Caption = 'RTS ON'
    Font.Charset = DEFAULT_CHARSET
    Font.Color = clRed
    Font.Height = -16
    Font.Name = 'MS Sans Serif'
    Font.Style = [fsBold]
    ParentFont = False
    TabOrder = 4
    OnClick = BitBtn2Click
    Kind = bkOK
    Layout = blGlyphTop
  end
end