>
      </table></td></tr>
    </table></blockquote>
Wait for a change in the value of the register or memory element in the DUT.</div></div><div class=CToolTip id="tt14"><div class=CMethod>
    <blockquote><table border=0 cellspacing=0 cellpadding=0 class=Prototype>
      <tr><td><table border=0 cellspacing=0 cellpadding=0><tr>
      <td class=PBeforeParameters colspan=3>virtual task pre_read(</td>      </tr><tr><td>&nbsp;&nbsp;&nbsp;</td>      <td class=PType nowrap>uvm_reg_item&nbsp;</td>
      <td class