sample1.pas

MR320数据采集程序

unit Sample1;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls,
  OnlineDll, OnlineHandle;

type
  TForm1 = class(TForm)
    Button1: TButton;
    Button2: TButton;
    Button3: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.DFM}
procedure TForm1.Button1Click(Sender: TObject);
var
  Result: Word;
  szResult: String[15];
begin
  if(IsConnected=False) then
   begin
    Result := Online_SetupEx(pCommData, 1, Word('7'), Word('1'), Word('N'));
    if(Result<>0) then
    Result := Online_Connect(pCommData);
    IsConnected := Result<>0;
    Str(Result, szResult);
    szResult[Length(szResult)+1]:=Chr(0);
    Application.MessageBox(@szResult[1], 'Result', MB_OK);
   end
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
  if(IsConnected=True ) then
   begin
    Online_Disconnect(pCommData);
    IsConnected:=False;
    Application.MessageBox('0', 'Result', MB_OK);
   end
end;

procedure TForm1.Button3Click(Sender: TObject);
var
  Result: Word;
  szResult: String[15];
begin
  if(IsConnected=True )then
   begin
    Result :=Online_ESC_A(pCommData, Word('A'));
    Str(Result, szResult);
    szResult[Length(szResult)+1]:=Chr(0);
    Application.MessageBox(@szResult[1], 'Result', MB_OK);
   end
end;

end.