checkform.pas

16 relay output channels and 16 isolated digital input channels LED indicators to show activated

unit CheckForm;

interface

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

type
  TfrmCheck = class(TForm)
    Label1: TLabel;
    labInterrupt: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    labBuffChange: TLabel;
    labOverrun: TLabel;
    Stop: TButton;
    procedure StopClick(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frmCheck: TfrmCheck;

implementation
uses  MainForm;
{$R *.dfm}

procedure TfrmCheck.StopClick(Sender: TObject);
var
  lErrCde        : Longint;
begin
   lErrCde := DRV_FAOTerminate(frmMain.lDriverHandle);
  if DoesErr(lErrCde) = 1 then
  begin
    GlobalFree(Longint(frmMain.gpBinOutBuf));
    DRV_FreeDMABuffer(frmMain.lDriverHandle, @(frmMain.glDmaBufPtr));
    DRV_DeviceClose(frmMain.lDriverHandle);
  end;
end;

end.