e>
  </td>
  <td class="mlabels-right">
<span class="mlabels"><span class="mlabel">pure virtual</span></span>  </td>
  </tr>
</table>
</div><div class="memdoc">
<dl class="section remark"><dt>Remarks</dt><dd>If available, get an interface to write to some devices. Examples include, turning on and off LEDs, <a class="el" href="class_o_i_s_1_1_force_feedback.html">ForceFeedback</a>, etc </dd></dl>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">type</td><td>Th