testcom.~pas

电脑通过串口控制单片机,当按下0~9按钮后,电脑发送给单片机,单片机用八段数码管显示出来.程序中的控件在本站能找到ComDrv32.上位机用Dephi7编写,下位机用Keil2编写.分别装在两个文件夹

unit testcom;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, CPDrv, StdCtrls;

type
  TForm1 = class(TForm)
    Edit1: TEdit;
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    Button4: TButton;
    Button5: TButton;
    Button6: TButton;
    Button7: TButton;
    Button8: TButton;
    Button9: TButton;
    Button10: TButton;
    aa: TCommPortDriver;
    procedure FormCreate(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
    procedure Button5Click(Sender: TObject);
    procedure Button6Click(Sender: TObject);
    procedure Button7Click(Sender: TObject);
    procedure Button8Click(Sender: TObject);
    procedure Button9Click(Sender: TObject);
    procedure Button10Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}


procedure TForm1.FormCreate(Sender: TObject);
begin
aa.Connect;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
aa.SendByte(0);
edit1.Text :='0';
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
aa.SendByte(1);
edit1.Text :='1';
end;

procedure TForm1.Button3Click(Sender: TObject);
begin
aa.SendByte(2);
edit1.Text :='2';
end;

procedure TForm1.Button4Click(Sender: TObject);
begin
aa.SendByte(3);
edit1.Text :='3';
end;

procedure TForm1.Button5Click(Sender: TObject);
begin
aa.SendByte(4);
edit1.Text :='4';
end;

procedure TForm1.Button6Click(Sender: TObject);
begin
aa.SendByte(5);
edit1.Text :='5';
end;

procedure TForm1.Button7Click(Sender: TObject);
begin
aa.SendByte(6);
edit1.Text :='6';
end;

procedure TForm1.Button8Click(Sender: TObject);
begin
aa.SendByte(7);
edit1.Text :='7';
end;

procedure TForm1.Button9Click(Sender: TObject);
begin
aa.SendByte(8);
edit1.Text :='8';
end;

procedure TForm1.Button10Click(Sender: TObject);
begin
aa.SendByte(9);
edit1.Text :='9';
end;

end.