161 lines
6.5 KiB
XML
161 lines
6.5 KiB
XML
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<project source="2.7.1" version="1.0">
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This file is intended to be loaded by Logisim (http://www.cburch.com/logisim/).
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<lib desc="#Wiring" name="0"/>
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<lib desc="#Gates" name="1"/>
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<lib desc="#Plexers" name="2"/>
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<lib desc="#Arithmetic" name="3"/>
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<lib desc="#Memory" name="4"/>
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<lib desc="#I/O" name="5"/>
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<lib desc="#Base" name="6">
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<tool name="Text Tool">
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<a name="text" val=""/>
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<a name="font" val="SansSerif plain 12"/>
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<a name="halign" val="center"/>
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<a name="valign" val="base"/>
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</tool>
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</lib>
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<main name="74LS77"/>
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<options>
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<a name="gateUndefined" val="ignore"/>
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<a name="simlimit" val="1000"/>
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<a name="simrand" val="0"/>
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</options>
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<mappings>
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<tool lib="6" map="Button2" name="Menu Tool"/>
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<tool lib="6" map="Button3" name="Menu Tool"/>
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<tool lib="6" map="Ctrl Button1" name="Menu Tool"/>
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</mappings>
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<toolbar>
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<tool lib="6" name="Poke Tool"/>
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<tool lib="6" name="Edit Tool"/>
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<tool lib="6" name="Text Tool">
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<a name="text" val=""/>
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<a name="font" val="SansSerif plain 12"/>
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<a name="halign" val="center"/>
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<a name="valign" val="base"/>
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</tool>
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<sep/>
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<tool lib="0" name="Pin">
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<a name="tristate" val="false"/>
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</tool>
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<tool lib="0" name="Pin">
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<a name="facing" val="west"/>
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<a name="output" val="true"/>
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<a name="labelloc" val="east"/>
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</tool>
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<tool lib="1" name="NOT Gate"/>
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<tool lib="1" name="AND Gate"/>
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<tool lib="1" name="OR Gate"/>
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</toolbar>
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<circuit name="74LS77">
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<a name="circuit" val="74LS77"/>
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<a name="clabel" val=""/>
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<a name="clabelup" val="east"/>
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<a name="clabelfont" val="SansSerif plain 12"/>
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<appear>
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<rect fill="#ffff00" height="81" stroke="#000000" stroke-width="2" width="70" x="50" y="50"/>
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<text font-family="SansSerif" font-size="10" font-weight="bold" text-anchor="start" x="54" y="64">1C,2C</text>
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<text font-family="SansSerif" font-size="10" font-weight="bold" text-anchor="start" x="54" y="74">1D</text>
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<text font-family="SansSerif" font-size="10" font-weight="bold" text-anchor="start" x="54" y="84">2D</text>
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<text font-family="SansSerif" font-size="10" font-weight="bold" text-anchor="start" x="54" y="104">3C,4C</text>
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<text font-family="SansSerif" font-size="10" font-weight="bold" text-anchor="start" x="54" y="114">3D</text>
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<text font-family="SansSerif" font-size="10" font-weight="bold" text-anchor="start" x="54" y="124">4D</text>
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<text font-family="SansSerif" font-size="10" font-weight="bold" text-anchor="end" x="115" y="74">1Q</text>
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<text font-family="SansSerif" font-size="10" font-weight="bold" text-anchor="end" x="115" y="84">2Q</text>
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<text font-family="SansSerif" font-size="10" font-weight="bold" text-anchor="end" x="115" y="114">3Q</text>
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<text font-family="SansSerif" font-size="10" font-weight="bold" text-anchor="end" x="115" y="124">4Q</text>
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<text font-family="SansSerif" font-size="14" font-weight="bold" text-anchor="middle" x="84" y="46">74LS77</text>
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<circ-port height="8" pin="220,100" width="8" x="46" y="56"/>
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<circ-port height="8" pin="220,120" width="8" x="46" y="66"/>
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<circ-port height="8" pin="220,170" width="8" x="46" y="76"/>
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<circ-port height="8" pin="220,200" width="8" x="46" y="96"/>
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<circ-port height="8" pin="220,220" width="8" x="46" y="106"/>
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<circ-port height="8" pin="220,270" width="8" x="46" y="116"/>
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<circ-port height="10" pin="290,100" width="10" x="115" y="65"/>
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<circ-port height="10" pin="290,150" width="10" x="115" y="75"/>
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<circ-port height="10" pin="290,200" width="10" x="115" y="105"/>
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<circ-port height="10" pin="290,250" width="10" x="115" y="115"/>
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<circ-anchor facing="east" height="6" width="6" x="77" y="87"/>
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</appear>
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<wire from="(220,120)" to="(240,120)"/>
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<wire from="(220,170)" to="(240,170)"/>
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<wire from="(220,220)" to="(240,220)"/>
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<wire from="(220,270)" to="(240,270)"/>
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<wire from="(220,200)" to="(240,200)"/>
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<wire from="(230,100)" to="(230,150)"/>
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<wire from="(280,100)" to="(290,100)"/>
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<wire from="(280,200)" to="(290,200)"/>
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<wire from="(280,150)" to="(290,150)"/>
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<wire from="(280,250)" to="(290,250)"/>
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<wire from="(230,150)" to="(240,150)"/>
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<wire from="(220,100)" to="(230,100)"/>
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<wire from="(230,100)" to="(240,100)"/>
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<comp lib="4" loc="(280,150)" name="D Flip-Flop">
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<a name="trigger" val="high"/>
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</comp>
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<comp lib="4" loc="(280,100)" name="D Flip-Flop">
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<a name="trigger" val="high"/>
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</comp>
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<comp lib="4" loc="(280,200)" name="D Flip-Flop">
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<a name="trigger" val="high"/>
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</comp>
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<comp lib="0" loc="(290,100)" name="Pin">
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<a name="facing" val="west"/>
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<a name="output" val="true"/>
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<a name="label" val="1Q"/>
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<a name="labelloc" val="east"/>
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</comp>
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<comp lib="6" loc="(246,73)" name="Text">
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<a name="text" val="74LS77"/>
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<a name="font" val="SansSerif bold 24"/>
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</comp>
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<comp lib="0" loc="(220,170)" name="Pin">
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<a name="tristate" val="false"/>
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<a name="label" val="2D"/>
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</comp>
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<comp lib="0" loc="(290,150)" name="Pin">
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<a name="facing" val="west"/>
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<a name="output" val="true"/>
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<a name="label" val="2Q"/>
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<a name="labelloc" val="east"/>
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</comp>
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<comp lib="0" loc="(220,220)" name="Pin">
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<a name="tristate" val="false"/>
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<a name="label" val="3D"/>
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</comp>
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<comp lib="0" loc="(220,120)" name="Pin">
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<a name="tristate" val="false"/>
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<a name="label" val="1D"/>
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</comp>
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<comp lib="0" loc="(220,270)" name="Pin">
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<a name="tristate" val="false"/>
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<a name="label" val="4D"/>
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</comp>
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<comp lib="0" loc="(290,200)" name="Pin">
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<a name="facing" val="west"/>
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<a name="output" val="true"/>
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<a name="label" val="3Q"/>
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<a name="labelloc" val="east"/>
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</comp>
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<comp lib="0" loc="(220,200)" name="Pin">
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<a name="tristate" val="false"/>
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<a name="label" val="3C,4C"/>
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</comp>
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<comp lib="0" loc="(220,100)" name="Pin">
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<a name="tristate" val="false"/>
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<a name="label" val="1C,2C"/>
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</comp>
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<comp lib="4" loc="(280,250)" name="D Flip-Flop">
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<a name="trigger" val="high"/>
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</comp>
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<comp lib="0" loc="(290,250)" name="Pin">
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<a name="facing" val="west"/>
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<a name="output" val="true"/>
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<a name="label" val="4Q"/>
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<a name="labelloc" val="east"/>
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</comp>
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</circuit>
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</project>
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