Hilfe erbeten: Indizierung von Strings

Ich kann berichten, es funktioniert. Habe dann noch den Zielwert und das Delay in Variablen verpackt.

var
  i, target, delay : integer;

procedure OnEncoderInputToggle(Input: TEncoderInput; NewState: boolean);  
begin
target := -12; // set your target duck range here
delay := 100; // set the delay betwee steps here to smoothen the fade

  if (Input = eiMic) and (NewState = false) then begin
    for i := (target) to 0 do
      begin
        ExecuteCommand('PLAYER 1-1 VOLUME ' + IntToStr(i));
        ExecuteCommand('PLAYER 1-2 VOLUME ' + IntToStr(i));
        Sleep(delay);
      end;
  end
  else if (Input = eiMic) and (NewState = true) then begin
    for i := 0 downto (target) do
      begin
        ExecuteCommand('PLAYER 1-1 VOLUME ' + IntToStr(i));
        ExecuteCommand('PLAYER 1-2 VOLUME ' + IntToStr(i));
        Sleep(delay);
      end;
  end;
end;