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144
Logisim/Chapter4/hw2_2_2_74LS138_8421.circ
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144
Logisim/Chapter4/hw2_2_2_74LS138_8421.circ
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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<project source="3.9.0" version="1.0">
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This file is intended to be loaded by Logisim-evolution v3.9.0(https://github.com/logisim-evolution/).
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<lib desc="#Wiring" name="0">
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<tool name="Pin">
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<a name="appearance" val="classic"/>
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</tool>
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</lib>
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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="#TTL" name="6"/>
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<lib desc="#TCL" name="7"/>
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<lib desc="#Base" name="8"/>
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<lib desc="#BFH-Praktika" name="9"/>
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<lib desc="#Input/Output-Extra" name="10"/>
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<lib desc="#Soc" name="11"/>
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<main name="main"/>
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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="8" map="Button2" name="Poke Tool"/>
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<tool lib="8" map="Button3" name="Menu Tool"/>
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<tool lib="8" map="Ctrl Button1" name="Menu Tool"/>
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</mappings>
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<toolbar>
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<tool lib="8" name="Poke Tool"/>
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<tool lib="8" name="Edit Tool"/>
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<tool lib="8" name="Wiring Tool"/>
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<tool lib="8" name="Text Tool"/>
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<sep/>
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<tool lib="0" name="Pin"/>
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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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</tool>
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<sep/>
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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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<tool lib="1" name="XOR Gate"/>
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<tool lib="1" name="NAND Gate"/>
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<tool lib="1" name="NOR Gate"/>
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<sep/>
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<tool lib="4" name="D Flip-Flop"/>
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<tool lib="4" name="Register"/>
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</toolbar>
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<circuit name="main">
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<a name="appearance" val="logisim_evolution"/>
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<a name="circuit" val="main"/>
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<a name="circuitnamedboxfixedsize" val="true"/>
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<a name="simulationFrequency" val="1.0"/>
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<comp lib="0" loc="(120,350)" name="Pin">
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<a name="appearance" val="NewPins"/>
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<a name="facing" val="north"/>
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<a name="label" val="A1"/>
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<a name="pull" val="down"/>
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</comp>
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<comp lib="0" loc="(200,350)" name="Pin">
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<a name="appearance" val="NewPins"/>
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<a name="facing" val="north"/>
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<a name="label" val="A2"/>
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<a name="pull" val="down"/>
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</comp>
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<comp lib="0" loc="(240,230)" name="Power">
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<a name="facing" val="south"/>
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</comp>
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<comp lib="0" loc="(260,40)" name="Pin">
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<a name="appearance" val="NewPins"/>
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<a name="facing" val="west"/>
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<a name="label" val="F"/>
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<a name="output" val="true"/>
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</comp>
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<comp lib="0" loc="(280,240)" name="Ground"/>
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<comp lib="0" loc="(280,350)" name="Pin">
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<a name="appearance" val="NewPins"/>
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<a name="facing" val="north"/>
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<a name="label" val="A4"/>
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<a name="pull" val="up"/>
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</comp>
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<comp lib="0" loc="(300,190)" name="Constant"/>
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<comp lib="0" loc="(360,350)" name="Pin">
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<a name="appearance" val="NewPins"/>
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<a name="facing" val="north"/>
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<a name="label" val="A8"/>
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<a name="pull" val="up"/>
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</comp>
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<comp lib="1" loc="(160,280)" name="OR Gate">
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<a name="facing" val="north"/>
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<a name="size" val="30"/>
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</comp>
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<comp lib="1" loc="(200,230)" name="AND Gate">
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<a name="facing" val="north"/>
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<a name="size" val="30"/>
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</comp>
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<comp lib="1" loc="(260,60)" name="NAND Gate">
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<a name="facing" val="north"/>
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<a name="inputs" val="3"/>
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<a name="size" val="30"/>
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</comp>
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<comp lib="6" loc="(190,160)" name="74138"/>
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<wire from="(120,330)" to="(120,350)"/>
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<wire from="(120,330)" to="(150,330)"/>
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<wire from="(150,310)" to="(150,330)"/>
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<wire from="(160,270)" to="(160,280)"/>
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<wire from="(160,270)" to="(190,270)"/>
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<wire from="(170,310)" to="(170,330)"/>
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<wire from="(170,330)" to="(200,330)"/>
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<wire from="(190,260)" to="(190,270)"/>
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<wire from="(200,190)" to="(200,230)"/>
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<wire from="(200,330)" to="(200,350)"/>
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<wire from="(210,260)" to="(210,350)"/>
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<wire from="(210,350)" to="(280,350)"/>
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<wire from="(220,190)" to="(220,320)"/>
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<wire from="(220,320)" to="(360,320)"/>
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<wire from="(240,110)" to="(240,130)"/>
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<wire from="(240,110)" to="(250,110)"/>
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<wire from="(240,190)" to="(240,200)"/>
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<wire from="(240,200)" to="(260,200)"/>
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<wire from="(240,210)" to="(240,230)"/>
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<wire from="(240,210)" to="(300,210)"/>
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<wire from="(250,100)" to="(250,110)"/>
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<wire from="(260,100)" to="(260,130)"/>
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<wire from="(260,190)" to="(260,200)"/>
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<wire from="(260,200)" to="(260,230)"/>
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<wire from="(260,230)" to="(280,230)"/>
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<wire from="(260,40)" to="(260,60)"/>
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<wire from="(260,60)" to="(260,70)"/>
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<wire from="(270,100)" to="(270,120)"/>
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<wire from="(270,120)" to="(280,120)"/>
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<wire from="(280,120)" to="(280,130)"/>
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<wire from="(280,190)" to="(280,230)"/>
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<wire from="(280,230)" to="(280,240)"/>
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<wire from="(300,190)" to="(300,210)"/>
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<wire from="(320,190)" to="(320,210)"/>
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<wire from="(360,320)" to="(360,350)"/>
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</circuit>
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</project>
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