通过delphi USB控件读写数据
源代码在线查看： info.dfm
object InfoForm: TInfoForm
Left = 302
Top = 120
Width = 573
Height = 409
BorderIcons = [biSystemMenu]
Caption = 'HID Device Info'
Color = clBtnFace
Font.Charset = DEFAULT_CHARSET
Font.Color = clWindowText
Font.Height = -13
Font.Name = 'MS Sans Serif'
Font.Style = []
OldCreateOrder = False
Position = poOwnerFormCenter
OnShow = FormShow
DesignSize = (
565
379)
PixelsPerInch = 96
TextHeight = 16
object Label1: TLabel
Left = 232
Top = 56
Width = 41
Height = 16
Caption = 'Strings'
end
object Label2: TLabel
Left = 8
Top = 72
Width = 25
Height = 16
Caption = 'VID:'
end
object Label3: TLabel
Left = 8
Top = 88
Width = 25
Height = 16
Caption = 'PID:'
end
object Label4: TLabel
Left = 8
Top = 104
Width = 49
Height = 16
Caption = 'Version:'
end
object Vid: TLabel
Left = 64
Top = 72
Width = 20
Height = 16
Caption = 'Vid'
end
object Pid: TLabel
Left = 64
Top = 88
Width = 20
Height = 16
Caption = 'Pid'
end
object Vers: TLabel
Left = 64
Top = 104
Width = 28
Height = 16
Caption = 'Vers'
end
object Label5: TLabel
Left = 8
Top = 136
Width = 84
Height = 16
Caption = 'Report Length'
end
object Label6: TLabel
Left = 8
Top = 160
Width = 31
Height = 16
Caption = 'Input:'
end
object Label7: TLabel
Left = 8
Top = 176
Width = 41
Height = 16
Caption = 'Output:'
end
object Label8: TLabel
Left = 8
Top = 192
Width = 49
Height = 16
Caption = 'Feature:'
end
object InputLen: TLabel
Left = 72
Top = 160
Width = 7
Height = 16
Caption = '0'
end
object OutputLen: TLabel
Left = 72
Top = 176
Width = 7
Height = 16
Caption = '0'
end
object FeatureLen: TLabel
Left = 72
Top = 192
Width = 7
Height = 16
Caption = '0'
end
object Label9: TLabel
Left = 8
Top = 24
Width = 86
Height = 16
Caption = 'Product name:'
end
object Label10: TLabel
Left = 8
Top = 8
Width = 84
Height = 16
Caption = 'Vendor name:'
end
object VendorName: TLabel
Left = 96
Top = 8
Width = 81
Height = 16
Caption = 'VendorName'
end
object ProductName: TLabel
Left = 96
Top = 24
Width = 83
Height = 16
Caption = 'ProductName'
end
object Label11: TLabel
Left = 8
Top = 40
Width = 59
Height = 16
Caption = 'Serial No:'
end
object SerialNo: TLabel
Left = 96
Top = 40
Width = 53
Height = 16
Caption = 'SerialNo'
end
object Label12: TLabel
Left = 400
Top = 56
Width = 68
Height = 16
Caption = 'Languages'
end
object DevStrings: TListBox
Left = 232
Top = 72
Width = 161
Height = 297
Anchors = [akLeft, akTop, akRight, akBottom]
ItemHeight = 16
TabOrder = 0
end
object LangStrings: TListBox
Left = 400
Top = 72
Width = 161
Height = 297
Anchors = [akTop, akRight, akBottom]
ItemHeight = 16
TabOrder = 1
end
end
