8393336eae0b13f84d4342791e89141ceac3d120.svn-base

FPGA与ARM EPI通信，控制16路步进电机和12路DC马达 VHDL编写的

<msg type="warning" file="Xst" num="647" delta="old" >Input &lt;<arg fmt="%s" index="1">INJECTDBITERR</arg>&gt; is never used. This port will be preserved and left unconnected if it belongs to a top-level block or it belongs to a sub-block and the hierarchy of this sub-block is preserved.
</msg>

<msg type="warning" file="Xst" num="1305" delta="old" >Output &lt;<arg fmt="%s" index="1">SBITERR</arg>&gt; is never assigned. Tied to value <arg fmt="%s" index="2">0</arg>.
</msg>

<msg type="warning" file="Xst" num="647" delta="old" >Input &lt;<arg fmt="%s" index="1">INJECTSBITERR</arg>&gt; is never used. This port will be preserved and left unconnected if it belongs to a top-level block or it belongs to a sub-block and the hierarchy of this sub-block is preserved.
</msg>

<msg type="warning" file="Xst" num="646" delta="new" >Signal &lt;<arg fmt="%s" index="1">douta_pad&lt;8&gt;</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="653" delta="new" >Signal &lt;<arg fmt="%s" index="1">dina_pad&lt;8&gt;</arg>&gt; is used but never assigned. This sourceless signal will be automatically connected to value <arg fmt="%s" index="2">0</arg>.
</msg>

<msg type="warning" file="Xst" num="1305" delta="old" >Output &lt;<arg fmt="%s" index="1">DBITERR</arg>&gt; is never assigned. Tied to value <arg fmt="%s" index="2">0</arg>.
</msg>

<msg type="warning" file="Xst" num="647" delta="old" >Input &lt;<arg fmt="%s" index="1">INJECTDBITERR</arg>&gt; is never used. This port will be preserved and left unconnected if it belongs to a top-level block or it belongs to a sub-block and the hierarchy of this sub-block is preserved.
</msg>

<msg type="warning" file="Xst" num="1305" delta="old" >Output &lt;<arg fmt="%s" index="1">SBITERR</arg>&gt; is never assigned. Tied to value <arg fmt="%s" index="2">0</arg>.
</msg>

<msg type="warning" file="Xst" num="647" delta="old" >Input &lt;<arg fmt="%s" index="1">INJECTSBITERR</arg>&gt; is never used. This port will be preserved and left unconnected if it belongs to a top-level block or it belongs to a sub-block and the hierarchy of this sub-block is preserved.
</msg>

<msg type="warning" file="Xst" num="646" delta="new" >Signal &lt;<arg fmt="%s" index="1">douta_pad&lt;8&gt;</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="653" delta="new" >Signal &lt;<arg fmt="%s" index="1">dina_pad&lt;8&gt;</arg>&gt; is used but never assigned. This sourceless signal will be automatically connected to value <arg fmt="%s" index="2">0</arg>.
</msg>

<msg type="warning" file="Xst" num="1305" delta="old" >Output &lt;<arg fmt="%s" index="1">DBITERR</arg>&gt; is never assigned. Tied to value <arg fmt="%s" index="2">0</arg>.
</msg>

<msg type="warning" file="Xst" num="647" delta="old" >Input &lt;<arg fmt="%s" index="1">INJECTDBITERR</arg>&gt; is never used. This port will be preserved and left unconnected if it belongs to a top-level block or it belongs to a sub-block and the hierarchy of this sub-block is preserved.
</msg>

<msg type="warning" file="Xst" num="1305" delta="old" >Output &lt;<arg fmt="%s" index="1">SBITERR</arg>&gt; is never assigned. Tied to value <arg fmt="%s" index="2">0</arg>.
</msg>

<msg type="warning" file="Xst" num="647" delta="old" >Input &lt;<arg fmt="%s" index="1">INJECTSBITERR</arg>&gt; is never used. This port will be preserved and left unconnected if it belongs to a top-level block or it belongs to a sub-block and the hierarchy of this sub-block is preserved.
</msg>

<msg type="warning" file="Xst" num="646" delta="new" >Signal &lt;<arg fmt="%s" index="1">douta_pad&lt;8&gt;</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="653" delta="new" >Signal &lt;<arg fmt="%s" index="1">dina_pad&lt;8&gt;</arg>&gt; is used but never assigned. This sourceless signal will be automatically connected to value <arg fmt="%s" index="2">0</arg>.
</msg>

<msg type="warning" file="Xst" num="1305" delta="old" >Output &lt;<arg fmt="%s" index="1">DBITERR</arg>&gt; is never assigned. Tied to value <arg fmt="%s" index="2">0</arg>.
</msg>

<msg type="warning" file="Xst" num="647" delta="new" >Input &lt;<arg fmt="%s" index="1">WEA&lt;3:1&gt;</arg>&gt; is never used. This port will be preserved and left unconnected if it belongs to a top-level block or it belongs to a sub-block and the hierarchy of this sub-block is preserved.
</msg>

<msg type="warning" file="Xst" num="647" delta="new" >Input &lt;<arg fmt="%s" index="1">WEB&lt;1&gt;</arg>&gt; is never used. This port will be preserved and left unconnected if it belongs to a top-level block or it belongs to a sub-block and the hierarchy of this sub-block is preserved.
</msg>

<msg type="warning" file="Xst" num="647" delta="old" >Input &lt;<arg fmt="%s" index="1">INJECTDBITERR</arg>&gt; is never used. This port will be preserved and left unconnected if it belongs to a top-level block or it belongs to a sub-block and the hierarchy of this sub-block is preserved.
</msg>

<msg type="warning" file="Xst" num="1305" delta="old" >Output &lt;<arg fmt="%s" index="1">SBITERR</arg>&gt; is never assigned. Tied to value <arg fmt="%s" index="2">0</arg>.
</msg>

<msg type="warning" file="Xst" num="1305" delta="new" >Output &lt;<arg fmt="%s" index="1">RDADDRECC</arg>&gt; is never assigned. Tied to value <arg fmt="%s" index="2">000000000000</arg>.
</msg>

<msg type="warning" file="Xst" num="647" delta="old" >Input &lt;<arg fmt="%s" index="1">INJECTSBITERR</arg>&gt; is never used. This port will be preserved and left unconnected if it belongs to a top-level block or it belongs to a sub-block and the hierarchy of this sub-block is preserved.
</msg>

<msg type="warning" file="Xst" num="1780" delta="old" >Signal &lt;<arg fmt="%s" index="1">sbiterr_sdp</arg>&gt; is never used or assigned. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="1780" delta="old" >Signal &lt;<arg fmt="%s" index="1">sbiterr_array</arg>&gt; is never used or assigned. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">rst_enb</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">rst_ena</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="1780" delta="old" >Signal &lt;<arg fmt="%s" index="1">rdaddrecc_reg</arg>&gt; is never used or assigned. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="1780" delta="old" >Signal &lt;<arg fmt="%s" index="1">rdaddrecc_out</arg>&gt; is never used or assigned. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="1780" delta="old" >Signal &lt;<arg fmt="%s" index="1">rdaddrecc_lat</arg>&gt; is never used or assigned. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="1780" delta="old" >Signal &lt;<arg fmt="%s" index="1">rdaddrecc_last</arg>&gt; is never used or assigned. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">rdaddrecc_in</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">ram_sbiterr2</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">ram_sbiterr1</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">ram_sbiterr0</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">ram_sbiterr</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">ram_dbiterr2</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">ram_dbiterr1</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">ram_dbiterr0</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">ram_dbiterr</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">mux_rstb&lt;0&gt;</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">mux_rsta&lt;0&gt;</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">mem_reg_rstb</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">mem_reg_rsta</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">mem_lat_rstb</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="646" delta="old" >Signal &lt;<arg fmt="%s" index="1">mem_lat_rsta</arg>&gt; is assigned but never used. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="1780" delta="old" >Signal &lt;<arg fmt="%s" index="1">dbiterr_sdp</arg>&gt; is never used or assigned. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="1780" delta="old" >Signal &lt;<arg fmt="%s" index="1">dbiterr_array</arg>&gt; is never used or assigned. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="warning" file="Xst" num="1780" delta="old" >Signal &lt;<arg fmt="%s" index="1">addrb_in</arg>&gt; is never used or assigned. This unconnected signal will be trimmed during the optimization process.
</msg>

<msg type="info" file="Xst" num="2169" delta="old" >HDL ADVISOR - Some clock signals were not automatically buffered by XST with BUFG/BUFR resources. Please use the buffer_type constraint in order to insert these buffers to the clock signals to help prevent skew problems.
</msg>

</messages>