div>  </div>
<div class="ingroups"><a class="el" href="group__mci__control__gr.html">MCI Control Codes</a></div></div><!--header-->
<div class="contents">

<p>Specify the data bus width.  
<a href="#details">More...</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="define-members"></a>
Macros</h2></td></tr>
<tr class="memitem:gaa09a00d810a4dfd1d1824311ee290585"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight"