2.5 done and little correction to 2.5
Beware Tommaso that from now on I will be able to pester you via git commit messages! There was an extra wire on maxterm 4 on the 2.4 that would have made the output for 0100 (4) equal to 1.
This commit is contained in:
Claudio Maggioni
parent
f675fe14dd
commit
e1447d61db
4 changed files with 196 additions and 49 deletions
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@ -23,8 +23,8 @@ This file is intended to be loaded by Logisim (http://www.cburch.com/logisim/).
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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="Ctrl Button1" 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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@ -53,36 +53,38 @@ This file is intended to be loaded by Logisim (http://www.cburch.com/logisim/).
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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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<wire from="(300,180)" to="(340,180)"/>
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<wire from="(80,130)" to="(80,190)"/>
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<wire from="(100,250)" to="(100,300)"/>
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<wire from="(210,260)" to="(210,270)"/>
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<wire from="(80,130)" to="(160,130)"/>
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<wire from="(310,210)" to="(340,210)"/>
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<wire from="(260,90)" to="(310,90)"/>
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<wire from="(80,230)" to="(210,230)"/>
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<wire from="(70,120)" to="(210,120)"/>
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<wire from="(190,130)" to="(210,130)"/>
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<wire from="(190,270)" to="(210,270)"/>
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<wire from="(190,190)" to="(210,190)"/>
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<wire from="(190,240)" to="(210,240)"/>
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<wire from="(260,140)" to="(320,140)"/>
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<wire from="(100,210)" to="(100,250)"/>
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<wire from="(90,240)" to="(160,240)"/>
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<wire from="(170,20)" to="(180,20)"/>
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<wire from="(320,190)" to="(320,240)"/>
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<wire from="(300,200)" to="(300,240)"/>
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<wire from="(260,190)" to="(340,190)"/>
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<wire from="(70,220)" to="(70,270)"/>
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<wire from="(100,70)" to="(180,70)"/>
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<wire from="(260,240)" to="(300,240)"/>
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<wire from="(90,200)" to="(210,200)"/>
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<wire from="(90,290)" to="(90,310)"/>
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<wire from="(180,20)" to="(180,70)"/>
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<wire from="(320,190)" to="(340,190)"/>
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<wire from="(70,170)" to="(70,220)"/>
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<wire from="(300,140)" to="(300,180)"/>
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<wire from="(60,20)" to="(70,20)"/>
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<wire from="(70,170)" to="(70,220)"/>
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<wire from="(260,290)" to="(310,290)"/>
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<wire from="(80,280)" to="(80,310)"/>
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<wire from="(90,60)" to="(140,60)"/>
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<wire from="(310,90)" to="(310,170)"/>
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<wire from="(390,190)" to="(510,190)"/>
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<wire from="(100,150)" to="(100,210)"/>
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<wire from="(100,70)" to="(100,110)"/>
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<wire from="(320,140)" to="(320,190)"/>
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<wire from="(260,190)" to="(320,190)"/>
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<wire from="(310,210)" to="(310,290)"/>
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<wire from="(190,20)" to="(190,70)"/>
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<wire from="(180,20)" to="(190,20)"/>
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<wire from="(80,190)" to="(80,230)"/>
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<wire from="(70,120)" to="(70,170)"/>
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<wire from="(90,100)" to="(90,140)"/>
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@ -90,28 +92,28 @@ This file is intended to be loaded by Logisim (http://www.cburch.com/logisim/).
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<wire from="(70,270)" to="(160,270)"/>
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<wire from="(80,190)" to="(160,190)"/>
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<wire from="(90,240)" to="(90,290)"/>
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<wire from="(150,20)" to="(150,60)"/>
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<wire from="(100,300)" to="(210,300)"/>
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<wire from="(300,200)" to="(340,200)"/>
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<wire from="(80,90)" to="(210,90)"/>
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<wire from="(80,50)" to="(80,90)"/>
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<wire from="(100,110)" to="(100,150)"/>
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<wire from="(260,290)" to="(320,290)"/>
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<wire from="(320,90)" to="(320,140)"/>
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<wire from="(260,140)" to="(300,140)"/>
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<wire from="(70,270)" to="(70,310)"/>
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<wire from="(90,200)" to="(90,240)"/>
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<wire from="(90,100)" to="(210,100)"/>
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<wire from="(90,140)" to="(90,200)"/>
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<wire from="(70,80)" to="(210,80)"/>
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<wire from="(70,20)" to="(70,80)"/>
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<wire from="(190,170)" to="(210,170)"/>
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<wire from="(90,140)" to="(90,200)"/>
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<wire from="(70,80)" to="(210,80)"/>
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<wire from="(110,20)" to="(110,50)"/>
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<wire from="(100,20)" to="(110,20)"/>
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<wire from="(100,300)" to="(100,310)"/>
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<wire from="(140,20)" to="(140,60)"/>
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<wire from="(310,170)" to="(340,170)"/>
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<wire from="(70,80)" to="(70,120)"/>
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<wire from="(70,170)" to="(160,170)"/>
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<wire from="(100,110)" to="(210,110)"/>
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<wire from="(260,240)" to="(320,240)"/>
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<wire from="(260,90)" to="(320,90)"/>
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<wire from="(100,70)" to="(190,70)"/>
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<wire from="(90,290)" to="(160,290)"/>
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<wire from="(100,250)" to="(210,250)"/>
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<wire from="(80,90)" to="(80,130)"/>
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@ -119,43 +121,44 @@ This file is intended to be loaded by Logisim (http://www.cburch.com/logisim/).
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<wire from="(90,140)" to="(210,140)"/>
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<wire from="(80,230)" to="(80,280)"/>
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<wire from="(100,210)" to="(210,210)"/>
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<wire from="(80,50)" to="(110,50)"/>
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<wire from="(140,20)" to="(150,20)"/>
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<wire from="(90,60)" to="(90,100)"/>
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<wire from="(80,50)" to="(110,50)"/>
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<wire from="(80,280)" to="(210,280)"/>
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<wire from="(320,240)" to="(320,290)"/>
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<wire from="(100,150)" to="(210,150)"/>
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<comp lib="1" loc="(390,190)" name="AND Gate"/>
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<comp lib="1" loc="(260,240)" name="OR Gate"/>
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<comp lib="1" loc="(190,290)" name="NOT Gate"/>
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<comp lib="0" loc="(170,20)" name="Pin">
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<wire from="(90,60)" to="(150,60)"/>
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<comp lib="0" loc="(180,20)" name="Pin">
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<a name="tristate" val="false"/>
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</comp>
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<comp lib="5" loc="(510,190)" name="LED"/>
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<comp lib="1" loc="(190,240)" name="NOT Gate"/>
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<comp lib="1" loc="(190,270)" name="NOT Gate"/>
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<comp lib="6" loc="(131,44)" name="Text">
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<a name="text" val="X2"/>
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</comp>
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<comp lib="1" loc="(260,140)" name="OR Gate"/>
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<comp lib="6" loc="(51,43)" name="Text">
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<a name="text" val="X0"/>
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</comp>
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<comp lib="1" loc="(190,290)" name="NOT Gate"/>
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<comp lib="1" loc="(260,240)" name="OR Gate"/>
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<comp lib="1" loc="(260,190)" name="OR Gate"/>
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<comp lib="1" loc="(190,190)" name="NOT Gate"/>
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<comp lib="0" loc="(100,20)" name="Pin">
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<a name="tristate" val="false"/>
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</comp>
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<comp lib="0" loc="(60,20)" name="Pin"/>
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<comp lib="0" loc="(140,20)" name="Pin"/>
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<comp lib="1" loc="(190,130)" name="NOT Gate"/>
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<comp lib="1" loc="(260,90)" name="OR Gate"/>
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<comp lib="1" loc="(260,190)" name="OR Gate"/>
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<comp lib="6" loc="(161,43)" name="Text">
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<a name="text" val="X3"/>
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</comp>
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<comp lib="1" loc="(190,170)" name="NOT Gate"/>
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<comp lib="1" loc="(260,290)" name="OR Gate"/>
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<comp lib="1" loc="(190,190)" name="NOT Gate"/>
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<comp lib="1" loc="(390,190)" name="AND Gate"/>
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<comp lib="6" loc="(92,43)" name="Text">
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<a name="text" val="X1"/>
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</comp>
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<comp lib="5" loc="(510,190)" name="LED"/>
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<comp lib="1" loc="(190,240)" name="NOT Gate"/>
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<comp lib="1" loc="(190,170)" name="NOT Gate"/>
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<comp lib="1" loc="(260,90)" name="OR Gate"/>
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<comp lib="1" loc="(190,130)" name="NOT Gate"/>
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<comp lib="1" loc="(260,140)" name="OR Gate"/>
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<comp lib="1" loc="(260,290)" name="OR Gate"/>
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<comp lib="1" loc="(190,270)" name="NOT Gate"/>
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<comp lib="6" loc="(171,44)" name="Text">
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<a name="text" val="X3"/>
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</comp>
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<comp lib="0" loc="(60,20)" name="Pin"/>
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<comp lib="0" loc="(140,20)" name="Pin"/>
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<comp lib="6" loc="(133,44)" name="Text">
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<a name="text" val="X2"/>
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</comp>
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<comp lib="6" loc="(51,43)" name="Text">
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<a name="text" val="X0"/>
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</comp>
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</circuit>
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</project>
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142
CA_2.5_Homework_5.circ
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142
CA_2.5_Homework_5.circ
Normal file
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@ -0,0 +1,142 @@
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<?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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<tool name="Multiplexer">
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<a name="select" val="4"/>
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</tool>
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</lib>
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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="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="6" map="Button2" name="Menu Tool"/>
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<tool lib="6" map="Ctrl Button1" name="Menu Tool"/>
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<tool lib="6" map="Button3" 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="main">
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<a name="circuit" val="main"/>
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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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<wire from="(70,200)" to="(110,200)"/>
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<wire from="(70,120)" to="(70,130)"/>
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<wire from="(70,60)" to="(110,60)"/>
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<wire from="(70,130)" to="(110,130)"/>
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<wire from="(50,50)" to="(50,70)"/>
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<wire from="(50,30)" to="(50,50)"/>
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<wire from="(160,240)" to="(160,260)"/>
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<wire from="(70,170)" to="(110,170)"/>
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<wire from="(50,90)" to="(50,100)"/>
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<wire from="(70,180)" to="(70,190)"/>
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<wire from="(70,140)" to="(70,150)"/>
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<wire from="(70,110)" to="(110,110)"/>
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<wire from="(110,240)" to="(110,270)"/>
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<wire from="(110,240)" to="(140,240)"/>
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<wire from="(70,170)" to="(70,180)"/>
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<wire from="(70,30)" to="(70,60)"/>
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<wire from="(70,140)" to="(110,140)"/>
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<wire from="(150,130)" to="(230,130)"/>
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<wire from="(70,160)" to="(110,160)"/>
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<wire from="(170,240)" to="(170,270)"/>
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<wire from="(150,240)" to="(150,250)"/>
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<wire from="(70,130)" to="(70,140)"/>
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<wire from="(50,100)" to="(50,200)"/>
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<wire from="(50,80)" to="(110,80)"/>
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<wire from="(110,110)" to="(110,120)"/>
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<wire from="(70,60)" to="(70,110)"/>
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<wire from="(70,190)" to="(110,190)"/>
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<wire from="(50,50)" to="(110,50)"/>
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<wire from="(50,90)" to="(110,90)"/>
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<wire from="(70,190)" to="(70,200)"/>
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<wire from="(130,250)" to="(130,270)"/>
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<wire from="(130,250)" to="(150,250)"/>
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<wire from="(70,160)" to="(70,170)"/>
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<wire from="(70,150)" to="(110,150)"/>
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<wire from="(130,210)" to="(130,220)"/>
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<wire from="(50,80)" to="(50,90)"/>
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<wire from="(150,260)" to="(160,260)"/>
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<wire from="(70,110)" to="(70,120)"/>
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<wire from="(50,70)" to="(110,70)"/>
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<wire from="(70,180)" to="(110,180)"/>
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<wire from="(150,260)" to="(150,270)"/>
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<wire from="(50,100)" to="(110,100)"/>
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<wire from="(50,70)" to="(50,80)"/>
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<wire from="(70,120)" to="(110,120)"/>
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<wire from="(70,150)" to="(70,160)"/>
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<comp lib="0" loc="(170,270)" name="Pin">
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<a name="facing" val="north"/>
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<a name="tristate" val="false"/>
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</comp>
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<comp lib="0" loc="(110,270)" name="Pin">
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<a name="facing" val="north"/>
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<a name="tristate" val="false"/>
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</comp>
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<comp lib="0" loc="(130,270)" name="Pin">
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<a name="facing" val="north"/>
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<a name="tristate" val="false"/>
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</comp>
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<comp lib="2" loc="(150,130)" name="Multiplexer">
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<a name="select" val="4"/>
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</comp>
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<comp lib="0" loc="(130,220)" name="Splitter">
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<a name="facing" val="south"/>
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<a name="fanout" val="4"/>
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<a name="incoming" val="4"/>
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</comp>
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<comp lib="0" loc="(230,130)" 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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</comp>
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<comp lib="0" loc="(150,270)" name="Pin">
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<a name="facing" val="north"/>
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<a name="tristate" val="false"/>
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</comp>
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<comp lib="0" loc="(50,30)" name="Constant">
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<a name="facing" val="south"/>
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<a name="value" val="0x0"/>
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</comp>
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<comp lib="0" loc="(70,30)" name="Constant">
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<a name="facing" val="south"/>
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</comp>
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</circuit>
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</project>
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BIN
Homework 5.pdf
Normal file
BIN
Homework 5.pdf
Normal file
Binary file not shown.
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@ -168,13 +168,15 @@ $(\bn{X_3} \times \bn{X_2} \times \bn{X_1} \times X_0) + (\bn{X_3} \times X_2 \t
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\subsection{Sub-question 3}
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The maxterm expansion of the function above is clearly the best approach between the two,
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since it contains fewer terms.
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since it contains fewer terms (and thus requires less logic gates).
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\subsection{Sub-question 4}
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TODO
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Please find the Logisim file answering this question named \texttt{CA\_2.4\_Homework\_5.circ} in
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the zip file.
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\subsection{Sub-question 5}
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TODO
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Please find the Logisim file answering this question named \texttt{CA\_2.5\_Homework\_5.circ} in
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the zip file.
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\section{Question 3}
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The bomb will not explode if either the first, the second or the fourth cable from the left
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Reference in a new issue