unit1.dfm

load *.bin and check the checksum

object Form1: TForm1
  Left = 222
  Top = 246
  Width = 696
  Height = 209
  Caption = 'Checksum of bin files'
  Color = clBtnFace
  Font.Charset = DEFAULT_CHARSET
  Font.Color = clWindowText
  Font.Height = -11
  Font.Name = 'MS Sans Serif'
  Font.Style = []
  OldCreateOrder = False
  PixelsPerInch = 96
  TextHeight = 13
  object Label1: TLabel
    Left = 32
    Top = 80
    Width = 81
    Height = 20
    Caption = 'File name : '
    Font.Charset = DEFAULT_CHARSET
    Font.Color = clWindowText
    Font.Height = -16
    Font.Name = 'MS Sans Serif'
    Font.Style = []
    ParentFont = False
  end
  object Label2: TLabel
    Left = 32
    Top = 128
    Width = 87
    Height = 20
    Caption = 'Checksum : '
    Font.Charset = DEFAULT_CHARSET
    Font.Color = clWindowText
    Font.Height = -16
    Font.Name = 'MS Sans Serif'
    Font.Style = []
    ParentFont = False
  end
  object Edit1: TEdit
    Left = 120
    Top = 80
    Width = 409
    Height = 21
    TabOrder = 0
    Text = 'Edit1'
  end
  object Button1: TButton
    Left = 32
    Top = 32
    Width = 75
    Height = 25
    Caption = 'Open Files'
    TabOrder = 1
    OnClick = Button1Click
  end
  object Edit2: TEdit
    Left = 120
    Top = 128
    Width = 121
    Height = 21
    TabOrder = 2
    Text = 'Edit2'
  end
  object Button2: TButton
    Left = 184
    Top = 32
    Width = 75
    Height = 25
    Caption = 'Checksum'
    TabOrder = 3
    OnClick = Button2Click
  end
  object OpenDialog1: TOpenDialog
    Left = 128
    Top = 32
  end
end