wemux¶
Physical Block XML¶
<pb_type name="WE_MUX" num_pb="1">
<input name="CE" num_pins="1"/>
<input name="WE" num_pins="1"/>
<!-- Insert another edge between WE and WE_OUT to increase it's cost.
This nudges the pack router to prefer the CE connection, when possible.
!-->
<pb_type name="EXTRA_WE_EDGE" num_pb="1">
<input name="WE" num_pins="1"/>
<output name="WE_OUT" num_pins="1"/>
<interconnect>
<direct name="EDGE" input="EXTRA_WE_EDGE.WE" output="EXTRA_WE_EDGE.WE_OUT" />
</interconnect>
</pb_type>
<output name="WE_OUT" num_pins="1"/>
<interconnect>
<direct name="WE_IN_TO_EDGE" input="WE_MUX.WE" output="EXTRA_WE_EDGE.WE" />
<mux name="WE_MUX" input="WE_MUX.CE EXTRA_WE_EDGE.WE_OUT" output="WE_MUX.WE_OUT">
<metadata>
<meta name="fasm_mux">
WE_MUX.CE = WEMUX.CE
EXTRA_WE_EDGE.WE_OUT = NULL
</meta>
</metadata>
</mux>
</interconnect>
<metadata>
<meta name="type">bel</meta>
<meta name="subtype">routing</meta>
</metadata>
</pb_type>