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<td><font face="Times">Implemented by subclasses to set which of two planes the display subsystem will read from. Only one plane can be active at a time. Here's an example of implementing this method.</font></td></tr>

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<p><img src="../../../../Images/sp.gif" width=124 height=1><font face="Courier" size="-1">#define GRAPHICS_CONTROLLER_REGISTER_ADDRESS 0x03CE</font><br>
<img src="../../../../Images/sp.gif" width=124 height=1><font face="Cou