sweep_dds.sym

频率扫描的VHDL完整代码

<?xml version="1.0" encoding="UTF-8"?>
<symbol version="7" name="sweep_dds">
    <symboltype>BLOCK</symboltype>
    <timestamp>2011-11-29T7:5:6</timestamp>
    <pin polarity="Input" x="0" y="80" name="clk" />
    <pin polarity="Input" x="0" y="112" name="ce" />
    <pin polarity="Output" x="352" y="176" name="sine[15:0]" />
    <pin polarity="Input" x="0" y="304" name="pinc_in[31:0]" />
    <graph>
        <text style="fontsize:40;fontname:Arial" x="32" y="32">sweep_dds</text>
        <rect width="288" x="32" y="32" height="384" />
        <line x2="32" y1="80" y2="80" x1="0" />
        <attrtext style="fontsize:24;fontname:Arial" attrname="PinName" x="36" y="80" type="pin clk" />
        <line x2="32" y1="112" y2="112" x1="0" />
        <attrtext style="fontsize:24;fontname:Arial" attrname="PinName" x="36" y="112" type="pin ce" />
        <line x2="320" y1="176" y2="176" style="linewidth:W" x1="352" />
        <attrtext style="alignment:RIGHT;fontsize:24;fontname:Arial" attrname="PinName" x="316" y="176" type="pin sine[15:0]" />
        <line x2="32" y1="304" y2="304" style="linewidth:W" x1="0" />
        <attrtext style="fontsize:24;fontname:Arial" attrname="PinName" x="36" y="304" type="pin pinc_in[31:0]" />
    </graph>
</symbol>