section note"><dt>Note</dt><dd>Each interrupt source is disabled upon reception. This is to avoid the repetitive occurrence of the same event. This is done because these event conditions exist for few milliseconds.</dd></dl>
<p>This function is the interrupt handler for the USB mass storage device application.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">CallBackRef</td><td>is the callback reference passed from the interrupt handler, which in our case