B><FONT FACE="Lucida Console">Register $4218
to $421F: Joypad registers(2*1b/R)</FONT></B>

<P><TT>$4218/$4219&nbsp; Joypad 1 data</TT>
<BR><TT>$421A/$421B&nbsp; Joypad 2 data</TT>
<BR><TT>$421C/$421D&nbsp; Joypad 3 data</TT>
<BR><TT>$421E/$421F&nbsp; Joypad 4 data</TT>

<P><TT>The two registers for each joypad contain the following:</TT>

<P><TT>Low Byte&nbsp;&nbsp;&nbsp;&nbsp; B: B button&nbsp; Y: Y button&nbsp;
S: Select button T: Start button</TT>
<BR><TT>BYSTudlr&nbsp;&nbsp;&nbsp;&nbsp; u: Up&nbsp; d: 