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regC_regD_regE.b#3
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<libraries>
<library name="74xx-eu" urn="urn:adsk.eagle:library:85">
<description><b>TTL Devices, 74xx Series with European Symbols</b><p>
Based on the following sources:
<ul>
<li>Texas Instruments <i>TTL Data Book</i>&nbsp;&nbsp;&nbsp;Volume 1, 1996.
<li>TTL Data Book, Volume 2 , 1993
<li>National Seminconductor Databook 1990, ALS/LS Logic
<li>ttl 74er digital data dictionary, ECA Electronic + Acustic GmbH, ISBN 3-88109-032-0
<li>http://icmaster.com/ViewCompare.asp
</ul>
<author>Created by librarian@cadsoft.de</author></description>
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<wire x1="-10.16" y1="2.921" x2="-10.16" y2="1.016" width="0.1524" layer="21"/>
<wire x1="-10.16" y1="-2.921" x2="-10.16" y2="-1.016" width="0.1524" layer="21"/>
<wire x1="-10.16" y1="1.016" x2="-10.16" y2="-1.016" width="0.1524" layer="21" curve="-180"/>
<pad name="1" x="-8.89" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="2" x="-6.35" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="7" x="6.35" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="8" x="8.89" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="3" x="-3.81" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="4" x="-1.27" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="6" x="3.81" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="5" x="1.27" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="9" x="8.89" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="10" x="6.35" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="11" x="3.81" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="12" x="1.27" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="13" x="-1.27" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="14" x="-3.81" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="15" x="-6.35" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="16" x="-8.89" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<text x="-10.541" y="-2.921" size="1.27" layer="25" ratio="10" rot="R90">>NAME</text>
<text x="-7.493" y="-0.635" size="1.27" layer="27" ratio="10">>VALUE</text>
</package>
<package name="DIL20" urn="urn:adsk.eagle:footprint:16206/1" library_version="4">
<description><b>Dual In Line Package</b></description>
<wire x1="12.7" y1="2.921" x2="-12.7" y2="2.921" width="0.1524" layer="21"/>
<wire x1="-12.7" y1="-2.921" x2="12.7" y2="-2.921" width="0.1524" layer="21"/>
<wire x1="12.7" y1="2.921" x2="12.7" y2="-2.921" width="0.1524" layer="21"/>
<wire x1="-12.7" y1="2.921" x2="-12.7" y2="1.016" width="0.1524" layer="21"/>
<wire x1="-12.7" y1="-2.921" x2="-12.7" y2="-1.016" width="0.1524" layer="21"/>
<wire x1="-12.7" y1="1.016" x2="-12.7" y2="-1.016" width="0.1524" layer="21" curve="-180"/>
<pad name="1" x="-11.43" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="2" x="-8.89" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="7" x="3.81" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="8" x="6.35" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="3" x="-6.35" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="4" x="-3.81" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="6" x="1.27" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="5" x="-1.27" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="9" x="8.89" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="10" x="11.43" y="-3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="11" x="11.43" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="12" x="8.89" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="13" x="6.35" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="14" x="3.81" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="15" x="1.27" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="16" x="-1.27" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="17" x="-3.81" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="18" x="-6.35" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="19" x="-8.89" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<pad name="20" x="-11.43" y="3.81" drill="0.8128" shape="long" rot="R90"/>
<text x="-13.081" y="-3.048" size="1.27" layer="25" rot="R90">>NAME</text>
<text x="-9.779" y="-0.381" size="1.27" layer="27">>VALUE</text>
</package>
</packages>
<packages3d>
<package3d name="DIL16" urn="urn:adsk.eagle:package:922/2" type="model" library_version="4">
<description>Dual In Line Package</description>
<packageinstances>
<packageinstance name="DIL16"/>
</packageinstances>
</package3d>
<package3d name="DIL20" urn="urn:adsk.eagle:package:16429/2" type="model" library_version="4">
<description>Dual In Line Package</description>
<packageinstances>
<packageinstance name="DIL20"/>
</packageinstances>
</package3d>
</packages3d>
</library>
<library name="pinhead" urn="urn:adsk.eagle:library:325">
<description><b>Pin Header Connectors</b><p>
<author>Created by librarian@cadsoft.de</author></description>
<packages>
<package name="1X02/90" urn="urn:adsk.eagle:footprint:22310/1" library_version="4">
<description><b>PIN HEADER</b></description>
<wire x1="-2.54" y1="-1.905" x2="0" y2="-1.905" width="0.1524" layer="21"/>
<wire x1="0" y1="-1.905" x2="0" y2="0.635" width="0.1524" layer="21"/>
<wire x1="0" y1="0.635" x2="-2.54" y2="0.635" width="0.1524" layer="21"/>
<wire x1="-2.54" y1="0.635" x2="-2.54" y2="-1.905" width="0.1524" layer="21"/>
<wire x1="-1.27" y1="6.985" x2="-1.27" y2="1.27" width="0.762" layer="21"/>
<wire x1="0" y1="-1.905" x2="2.54" y2="-1.905" width="0.1524" layer="21"/>
<wire x1="2.54" y1="-1.905" x2="2.54" y2="0.635" width="0.1524" layer="21"/>
<wire x1="2.54" y1="0.635" x2="0" y2="0.635" width="0.1524" layer="21"/>
<wire x1="1.27" y1="6.985" x2="1.27" y2="1.27" width="0.762" layer="21"/>
<pad name="1" x="-1.27" y="-3.81" drill="1.016" shape="long" rot="R90"/>
<pad name="2" x="1.27" y="-3.81" drill="1.016" shape="long" rot="R90"/>
<text x="-3.175" y="-3.81" size="1.27" layer="25" ratio="10" rot="R90">>NAME</text>
<text x="4.445" y="-3.81" size="1.27" layer="27" rot="R90">>VALUE</text>
<rectangle x1="-1.651" y1="0.635" x2="-0.889" y2="1.143" layer="21"/>
<rectangle x1="0.889" y1="0.635" x2="1.651" y2="1.143" layer="21"/>
<rectangle x1="-1.651" y1="-2.921" x2="-0.889" y2="-1.905" layer="21"/>
<rectangle x1="0.889" y1="-2.921" x2="1.651" y2="-1.905" layer="21"/>
</package>
</packages>
<packages3d>
<package3d name="1X02/90" urn="urn:adsk.eagle:package:22437/2" type="model" library_version="4">
<description>PIN HEADER</description>
<packageinstances>
<packageinstance name="1X02/90"/>
</packageinstances>
</package3d>
</packages3d>
</library>
<library name="stack_interface">
<packages>
<package name="PORT_FOOTPT">
<wire x1="0" y1="0" x2="100" y2="0" width="0.127" layer="20"/>
<wire x1="100" y1="0" x2="100" y2="100" width="0.127" layer="20"/>
<wire x1="100" y1="100" x2="0" y2="100" width="0.127" layer="20"/>
<wire x1="0" y1="100" x2="0" y2="0" width="0.127" layer="20"/>
<pad name="A0" x="6.35" y="2.54" drill="0.55" shape="square"/>
<pad name="A1" x="8.89" y="2.54" drill="0.55" shape="square"/>
<pad name="A2" x="11.43" y="2.54" drill="0.55" shape="square"/>
<pad name="A3" x="13.97" y="2.54" drill="0.55" shape="square"/>
<pad name="A4" x="16.51" y="2.54" drill="0.55" shape="square"/>
<pad name="A5" x="19.05" y="2.54" drill="0.55" shape="square"/>
<pad name="A6" x="21.59" y="2.54" drill="0.55" shape="square"/>
<pad name="A7" x="24.13" y="2.54" drill="0.55" shape="square"/>
<pad name="A8" x="26.67" y="2.54" drill="0.55" shape="square"/>
<pad name="A9" x="29.21" y="2.54" drill="0.55" shape="square"/>
<pad name="A10" x="31.75" y="2.54" drill="0.55" shape="square"/>
<pad name="A11" x="34.29" y="2.54" drill="0.55" shape="square"/>
<pad name="A12" x="36.83" y="2.54" drill="0.55" shape="square"/>
<pad name="A13" x="39.37" y="2.54" drill="0.55" shape="square"/>
<pad name="A14" x="41.91" y="2.54" drill="0.55" shape="square"/>
<pad name="A15" x="44.45" y="2.54" drill="0.55" shape="square"/>
<pad name="D0" x="57.15" y="2.54" drill="0.55" shape="square"/>
<pad name="D1" x="59.69" y="2.54" drill="0.55" shape="square"/>
<pad name="D2" x="62.23" y="2.54" drill="0.55" shape="square"/>
<pad name="D3" x="64.77" y="2.54" drill="0.55" shape="square"/>
<pad name="D4" x="67.31" y="2.54" drill="0.55" shape="square"/>
<pad name="D5" x="69.85" y="2.54" drill="0.55" shape="square"/>
<pad name="D6" x="72.39" y="2.54" drill="0.55" shape="square"/>
<pad name="D7" x="74.93" y="2.54" drill="0.55" shape="square"/>
<pad name="CLK" x="85.09" y="2.54" drill="0.55" shape="square"/>
<pad name="VCC" x="90.17" y="2.54" drill="0.55" shape="square"/>
<pad name="GND" x="92.71" y="2.54" drill="0.55" shape="square"/>
<pad name="RST" x="87.63" y="2.54" drill="0.55" shape="square"/>
<pad name="A16" x="6.35" y="5.08" drill="0.55" shape="square"/>
<pad name="A17" x="8.89" y="5.08" drill="0.55" shape="square"/>
<pad name="A18" x="11.43" y="5.08" drill="0.55" shape="square"/>
<pad name="A19" x="13.97" y="5.08" drill="0.55" shape="square"/>
<pad name="A20" x="16.51" y="5.08" drill="0.55" shape="square"/>
<pad name="A21" x="19.05" y="5.08" drill="0.55" shape="square"/>
<pad name="A22" x="21.59" y="5.08" drill="0.55" shape="square"/>
<pad name="A23" x="24.13" y="5.08" drill="0.55" shape="square"/>
<pad name="A24" x="26.67" y="5.08" drill="0.55" shape="square"/>
<pad name="A25" x="29.21" y="5.08" drill="0.55" shape="square"/>
<pad name="A26" x="31.75" y="5.08" drill="0.55" shape="square"/>
<pad name="A27" x="34.29" y="5.08" drill="0.55" shape="square"/>
<pad name="A28" x="36.83" y="5.08" drill="0.55" shape="square"/>
<pad name="A29" x="39.37" y="5.08" drill="0.55" shape="square"/>
<pad name="A30" x="41.91" y="5.08" drill="0.55" shape="square"/>
<pad name="A31" x="44.45" y="5.08" drill="0.55" shape="square"/>
<pad name="D8" x="57.15" y="5.08" drill="0.55" shape="square"/>
<pad name="D9" x="59.69" y="5.08" drill="0.55" shape="square"/>
<pad name="D10" x="62.23" y="5.08" drill="0.55" shape="square"/>
<pad name="D11" x="64.77" y="5.08" drill="0.55" shape="square"/>
<pad name="D12" x="67.31" y="5.08" drill="0.55" shape="square"/>
<pad name="D13" x="69.85" y="5.08" drill="0.55" shape="square"/>
<pad name="D14" x="72.39" y="5.08" drill="0.55" shape="square"/>
<pad name="D15" x="74.93" y="5.08" drill="0.55" shape="square"/>
<pad name="CLK1" x="85.09" y="5.08" drill="0.55" shape="square"/>
<pad name="VCC1" x="90.17" y="5.08" drill="0.55" shape="square"/>
<pad name="GND1" x="92.71" y="5.08" drill="0.55" shape="square"/>
<pad name="RST1" x="87.63" y="5.08" drill="0.55" shape="square"/>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<classes>
<class number="0" name="default" width="0" drill="0">
</class>
</classes>
<designrules name="default">
<description language="de"><b>EAGLE Design Rules</b>
<p>
Die Standard-Design-Rules sind so gewählt, dass sie für
die meisten Anwendungen passen. Sollte ihre Platine
besondere Anforderungen haben, treffen Sie die erforderlichen
Einstellungen hier und speichern die Design Rules unter
einem neuen Namen ab.</description>
<description language="en"><b>EAGLE Design Rules</b>
<p>
The default Design Rules have been set to cover
a wide range of applications. Your particular design
may have different requirements, so please make the
necessary adjustments and save your customized
design rules under a new name.</description>
<param name="layerSetup" value="(1*16)"/>
<param name="mtCopper" value="0.035mm 0.035mm 0.035mm 0.035mm 0.035mm 0.035mm 0.035mm 0.035mm 0.035mm 0.035mm 0.035mm 0.035mm 0.035mm 0.035mm 0.035mm 0.035mm"/>
<param name="mtIsolate" value="1.5mm 0.15mm 0.2mm 0.15mm 0.2mm 0.15mm 0.2mm 0.15mm 0.2mm 0.15mm 0.2mm 0.15mm 0.2mm 0.15mm 0.2mm"/>
<param name="mdWireWire" value="6mil"/>
<param name="mdWirePad" value="6mil"/>
<param name="mdWireVia" value="6mil"/>
<param name="mdPadPad" value="6mil"/>
<param name="mdPadVia" value="6mil"/>
<param name="mdViaVia" value="6mil"/>
<param name="mdSmdPad" value="6mil"/>
<param name="mdSmdVia" value="6mil"/>
<param name="mdSmdSmd" value="6mil"/>
<param name="mdViaViaSameLayer" value="6mil"/>
<param name="mnLayersViaInSmd" value="2"/>
<param name="mdCopperDimension" value="40mil"/>
<param name="mdDrill" value="6mil"/>
<param name="mdSmdStop" value="0mil"/>
<param name="msWidth" value="6mil"/>
<param name="msDrill" value="0.35mm"/>
<param name="msMicroVia" value="9.99mm"/>
<param name="msBlindViaRatio" value="0.5"/>
<param name="rvPadTop" value="0.25"/>
<param name="rvPadInner" value="0.25"/>
<param name="rvPadBottom" value="0.25"/>
<param name="rvViaOuter" value="0.25"/>
<param name="rvViaInner" value="0.25"/>
<param name="rvMicroViaOuter" value="0.25"/>
<param name="rvMicroViaInner" value="0.25"/>
<param name="rlMinPadTop" value="10mil"/>
<param name="rlMaxPadTop" value="20mil"/>
<param name="rlMinPadInner" value="10mil"/>
<param name="rlMaxPadInner" value="20mil"/>
<param name="rlMinPadBottom" value="10mil"/>
<param name="rlMaxPadBottom" value="20mil"/>
<param name="rlMinViaOuter" value="8mil"/>
<param name="rlMaxViaOuter" value="20mil"/>
<param name="rlMinViaInner" value="8mil"/>
<param name="rlMaxViaInner" value="20mil"/>
<param name="rlMinMicroViaOuter" value="4mil"/>
<param name="rlMaxMicroViaOuter" value="20mil"/>
<param name="rlMinMicroViaInner" value="4mil"/>
<param name="rlMaxMicroViaInner" value="20mil"/>
<param name="psTop" value="-1"/>
<param name="psBottom" value="-1"/>
<param name="psFirst" value="-1"/>
<param name="psElongationLong" value="100"/>
<param name="psElongationOffset" value="100"/>
<param name="mvStopFrame" value="1"/>
<param name="mvCreamFrame" value="0"/>
<param name="mlMinStopFrame" value="4mil"/>
<param name="mlMaxStopFrame" value="4mil"/>
<param name="mlMinCreamFrame" value="0mil"/>
<param name="mlMaxCreamFrame" value="0mil"/>
<param name="mlViaStopLimit" value="0mil"/>
<param name="srRoundness" value="0"/>
<param name="srMinRoundness" value="0mil"/>
<param name="srMaxRoundness" value="0mil"/>
<param name="slThermalIsolate" value="10mil"/>
<param name="slThermalsForVias" value="0"/>
<param name="dpMaxLengthDifference" value="10mm"/>
<param name="dpGapFactor" value="2.5"/>
<param name="checkAngle" value="0"/>
<param name="checkFont" value="1"/>
<param name="checkRestrict" value="1"/>
<param name="checkStop" value="0"/>
<param name="checkValues" value="0"/>
<param name="checkNames" value="1"/>
<param name="checkWireStubs" value="1"/>
<param name="checkPolygonWidth" value="0"/>
<param name="useDiameter" value="13"/>
<param name="maxErrors" value="50"/>
</designrules>
<autorouter>
<pass name="Default">
<param name="RoutingGrid" value="50mil"/>
<param name="AutoGrid" value="1"/>
<param name="Efforts" value="0"/>
<param name="TopRouterVariant" value="1"/>
<param name="tpViaShape" value="round"/>
<param name="PrefDir.1" value="a"/>
<param name="PrefDir.2" value="0"/>
<param name="PrefDir.3" value="0"/>
<param name="PrefDir.4" value="0"/>
<param name="PrefDir.5" value="0"/>
<param name="PrefDir.6" value="0"/>
<param name="PrefDir.7" value="0"/>
<param name="PrefDir.8" value="0"/>
<param name="PrefDir.9" value="0"/>
<param name="PrefDir.10" value="0"/>
<param name="PrefDir.11" value="0"/>
<param name="PrefDir.12" value="0"/>
<param name="PrefDir.13" value="0"/>
<param name="PrefDir.14" value="0"/>
<param name="PrefDir.15" value="0"/>
<param name="PrefDir.16" value="a"/>
<param name="cfVia" value="8"/>
<param name="cfNonPref" value="5"/>
<param name="cfChangeDir" value="2"/>
<param name="cfOrthStep" value="2"/>
<param name="cfDiagStep" value="3"/>
<param name="cfExtdStep" value="0"/>
<param name="cfBonusStep" value="1"/>
<param name="cfMalusStep" value="1"/>
<param name="cfPadImpact" value="4"/>
<param name="cfSmdImpact" value="4"/>
<param name="cfBusImpact" value="0"/>
<param name="cfHugging" value="3"/>
<param name="cfAvoid" value="4"/>
<param name="cfPolygon" value="10"/>
<param name="cfBase.1" value="0"/>
<param name="cfBase.2" value="1"/>
<param name="cfBase.3" value="1"/>
<param name="cfBase.4" value="1"/>
<param name="cfBase.5" value="1"/>
<param name="cfBase.6" value="1"/>
<param name="cfBase.7" value="1"/>
<param name="cfBase.8" value="1"/>
<param name="cfBase.9" value="1"/>
<param name="cfBase.10" value="1"/>
<param name="cfBase.11" value="1"/>
<param name="cfBase.12" value="1"/>
<param name="cfBase.13" value="1"/>
<param name="cfBase.14" value="1"/>
<param name="cfBase.15" value="1"/>
<param name="cfBase.16" value="0"/>
<param name="mnVias" value="20"/>
<param name="mnSegments" value="9999"/>
<param name="mnExtdSteps" value="9999"/>
<param name="mnRipupLevel" value="10"/>
<param name="mnRipupSteps" value="100"/>
<param name="mnRipupTotal" value="100"/>
</pass>
<pass name="Follow-me" refer="Default" active="yes">
</pass>
<pass name="Busses" refer="Default" active="yes">
<param name="cfNonPref" value="4"/>
<param name="cfBusImpact" value="4"/>
<param name="cfHugging" value="0"/>
<param name="mnVias" value="0"/>
</pass>
<pass name="Route" refer="Default" active="yes">
</pass>
<pass name="Optimize1" refer="Default" active="yes">
<param name="cfVia" value="99"/>
<param name="cfExtdStep" value="10"/>
<param name="cfHugging" value="1"/>
<param name="mnExtdSteps" value="1"/>
<param name="mnRipupLevel" value="0"/>
</pass>
<pass name="Optimize2" refer="Optimize1" active="yes">
<param name="cfNonPref" value="0"/>
<param name="cfChangeDir" value="6"/>
<param name="cfExtdStep" value="0"/>
<param name="cfBonusStep" value="2"/>
<param name="cfMalusStep" value="2"/>
<param name="cfPadImpact" value="2"/>
<param name="cfSmdImpact" value="2"/>
<param name="cfHugging" value="0"/>
</pass>
<pass name="Optimize3" refer="Optimize2" active="yes">
<param name="cfChangeDir" value="8"/>
<param name="cfPadImpact" value="0"/>
<param name="cfSmdImpact" value="0"/>
</pass>
<pass name="Optimize4" refer="Optimize3" active="yes">
<param name="cfChangeDir" value="25"/>
</pass>
</autorouter>
<elements>
<element name="C_REGISTER:IC1" library="74xx-eu" library_urn="urn:adsk.eagle:library:85" package="DIL16" package3d_urn="urn:adsk.eagle:package:922/2" value="74LS173N" x="-24.13" y="107.95" smashed="yes">
<attribute name="NAME" x="-24.13" y="107.95" size="1.27" layer="25" ratio="10" rot="R90"/>
<attribute name="POPULARITY" value="0" x="-24.13" y="107.95" size="1.778" layer="27" display="off"/>
<attribute name="VALUE" x="-24.13" y="107.95" size="1.27" layer="27" ratio="10"/>
</element>
<element name="C_REGISTER:IC2" library="74xx-eu" library_urn="urn:adsk.eagle:library:85" package="DIL16" package3d_urn="urn:adsk.eagle:package:922/2" value="74LS173N" x="-46.99" y="107.95" smashed="yes">
<attribute name="NAME" x="-46.99" y="107.95" size="1.27" layer="25" ratio="10" rot="R90"/>
<attribute name="POPULARITY" value="0" x="-46.99" y="107.95" size="1.778" layer="27" display="off"/>
<attribute name="VALUE" x="-46.99" y="107.95" size="1.27" layer="27" ratio="10"/>
</element>
<element name="C_REGISTER:IC3" library="74xx-eu" library_urn="urn:adsk.eagle:library:85" package="DIL20" package3d_urn="urn:adsk.eagle:package:16429/2" value="74LS245N" x="-72.39" y="107.95" smashed="yes">
<attribute name="NAME" x="-72.39" y="107.95" size="1.27" layer="25" rot="R90"/>
<attribute name="POPULARITY" value="0" x="-72.39" y="107.95" size="1.778" layer="27" display="off"/>
<attribute name="VALUE" x="-72.39" y="107.95" size="1.27" layer="27"/>
</element>
<element name="D_REGISTER:IC1" library="74xx-eu" library_urn="urn:adsk.eagle:library:85" package="DIL16" package3d_urn="urn:adsk.eagle:package:922/2" value="74LS173N" x="-24.13" y="137.16" smashed="yes">
<attribute name="NAME" x="-24.13" y="137.16" size="1.27" layer="25" ratio="10" rot="R90"/>
<attribute name="POPULARITY" value="0" x="-24.13" y="137.16" size="1.778" layer="27" display="off"/>
<attribute name="VALUE" x="-24.13" y="137.16" size="1.27" layer="27" ratio="10"/>
</element>
<element name="D_REGISTER:IC2" library="74xx-eu" library_urn="urn:adsk.eagle:library:85" package="DIL16" package3d_urn="urn:adsk.eagle:package:922/2" value="74LS173N" x="-46.99" y="137.16" smashed="yes">
<attribute name="NAME" x="-46.99" y="137.16" size="1.27" layer="25" ratio="10" rot="R90"/>
<attribute name="POPULARITY" value="0" x="-46.99" y="137.16" size="1.778" layer="27" display="off"/>
<attribute name="VALUE" x="-46.99" y="137.16" size="1.27" layer="27" ratio="10"/>
</element>
<element name="D_REGISTER:IC3" library="74xx-eu" library_urn="urn:adsk.eagle:library:85" package="DIL20" package3d_urn="urn:adsk.eagle:package:16429/2" value="74LS245N" x="-72.39" y="137.16" smashed="yes">
<attribute name="NAME" x="-72.39" y="137.16" size="1.27" layer="25" rot="R90"/>
<attribute name="POPULARITY" value="0" x="-72.39" y="137.16" size="1.778" layer="27" display="off"/>
<attribute name="VALUE" x="-72.39" y="137.16" size="1.27" layer="27"/>
</element>
<element name="E_REGISTER:IC1" library="74xx-eu" library_urn="urn:adsk.eagle:library:85" package="DIL16" package3d_urn="urn:adsk.eagle:package:922/2" value="74LS173N" x="-24.13" y="166.37" smashed="yes">
<attribute name="NAME" x="-24.13" y="166.37" size="1.27" layer="25" ratio="10" rot="R90"/>
<attribute name="POPULARITY" value="0" x="-24.13" y="166.37" size="1.778" layer="27" display="off"/>
<attribute name="VALUE" x="-24.13" y="166.37" size="1.27" layer="27" ratio="10"/>
</element>
<element name="E_REGISTER:IC2" library="74xx-eu" library_urn="urn:adsk.eagle:library:85" package="DIL16" package3d_urn="urn:adsk.eagle:package:922/2" value="74LS173N" x="-46.99" y="166.37" smashed="yes">
<attribute name="NAME" x="-46.99" y="166.37" size="1.27" layer="25" ratio="10" rot="R90"/>
<attribute name="POPULARITY" value="0" x="-46.99" y="166.37" size="1.778" layer="27" display="off"/>
<attribute name="VALUE" x="-46.99" y="166.37" size="1.27" layer="27" ratio="10"/>
</element>
<element name="E_REGISTER:IC3" library="74xx-eu" library_urn="urn:adsk.eagle:library:85" package="DIL20" package3d_urn="urn:adsk.eagle:package:16429/2" value="74LS245N" x="-72.39" y="166.37" smashed="yes">
<attribute name="NAME" x="-72.39" y="166.37" size="1.27" layer="25" rot="R90"/>
<attribute name="POPULARITY" value="0" x="-72.39" y="166.37" size="1.778" layer="27" display="off"/>
<attribute name="VALUE" x="-72.39" y="166.37" size="1.27" layer="27"/>
</element>
<element name="JP1" library="pinhead" library_urn="urn:adsk.eagle:library:325" package="1X02/90" package3d_urn="urn:adsk.eagle:package:22437/2" value="" x="-16.51" y="195.58" smashed="yes">
<attribute name="NAME" x="-16.51" y="195.58" size="1.27" layer="25" ratio="10" rot="R90"/>
<attribute name="POPULARITY" value="24" x="-16.51" y="195.58" size="1.778" layer="27" display="off"/>
<attribute name="VALUE" x="-16.51" y="195.58" size="1.27" layer="27" rot="R90"/>
</element>
<element name="JP2" library="pinhead" library_urn="urn:adsk.eagle:library:325" package="1X02/90" package3d_urn="urn:adsk.eagle:package:22437/2" value="" x="-24.13" y="195.58" smashed="yes">
<attribute name="NAME" x="-24.13" y="195.58" size="1.27" layer="25" ratio="10" rot="R90"/>
<attribute name="POPULARITY" value="24" x="-24.13" y="195.58" size="1.778" layer="27" display="off"/>
<attribute name="VALUE" x="-24.13" y="195.58" size="1.27" layer="27" rot="R90"/>
</element>
<element name="JP3" library="pinhead" library_urn="urn:adsk.eagle:library:325" package="1X02/90" package3d_urn="urn:adsk.eagle:package:22437/2" value="" x="-31.75" y="195.58" smashed="yes">
<attribute name="NAME" x="-31.75" y="195.58" size="1.27" layer="25" ratio="10" rot="R90"/>
<attribute name="POPULARITY" value="24" x="-31.75" y="195.58" size="1.778" layer="27" display="off"/>
<attribute name="VALUE" x="-31.75" y="195.58" size="1.27" layer="27" rot="R90"/>
</element>
<element name="U$1" library="stack_interface" package="PORT_FOOTPT" value="PORT_BOARD" x="-113.03" y="1.27" smashed="yes"/>
</elements>
<signals>
<signal name="GND">
<contactref element="C_REGISTER:IC1" pad="8"/>
<contactref element="D_REGISTER:IC1" pad="8"/>
<contactref element="E_REGISTER:IC1" pad="8"/>
<contactref element="C_REGISTER:IC2" pad="8"/>
<contactref element="D_REGISTER:IC2" pad="8"/>
<contactref element="E_REGISTER:IC2" pad="8"/>
<contactref element="C_REGISTER:IC3" pad="10"/>
<contactref element="D_REGISTER:IC3" pad="10"/>
<contactref element="E_REGISTER:IC3" pad="10"/>
<contactref element="U$1" pad="GND"/>
<contactref element="U$1" pad="GND1"/>
<contactref element="C_REGISTER:IC1" pad="2"/>
<contactref element="D_REGISTER:IC1" pad="2"/>
<contactref element="E_REGISTER:IC1" pad="2"/>
<contactref element="C_REGISTER:IC1" pad="1"/>
<contactref element="D_REGISTER:IC1" pad="1"/>
<contactref element="E_REGISTER:IC1" pad="1"/>
<contactref element="C_REGISTER:IC2" pad="2"/>
<contactref element="D_REGISTER:IC2" pad="2"/>
<contactref element="E_REGISTER:IC2" pad="2"/>
<contactref element="C_REGISTER:IC2" pad="1"/>
<contactref element="D_REGISTER:IC2" pad="1"/>
<contactref element="E_REGISTER:IC2" pad="1"/>
<wire x1="-30.48" y1="162.56" x2="-15.24" y2="162.56" width="0" layer="19" extent="1-1"/>
<wire x1="-33.02" y1="162.56" x2="-30.48" y2="162.56" width="0" layer="19" extent="1-1"/>
<wire x1="-38.1" y1="162.56" x2="-33.02" y2="162.56" width="0" layer="19" extent="1-1"/>
<wire x1="-53.34" y1="162.56" x2="-38.1" y2="162.56" width="0" layer="19" extent="1-1"/>
<wire x1="-55.88" y1="162.56" x2="-53.34" y2="162.56" width="0" layer="19" extent="1-1"/>
<wire x1="-60.96" y1="162.56" x2="-55.88" y2="162.56" width="0" layer="19" extent="1-1"/>
<wire x1="-15.24" y1="133.35" x2="-15.24" y2="162.56" width="0" layer="19" extent="1-1"/>
<wire x1="-30.48" y1="133.35" x2="-15.24" y2="133.35" width="0" layer="19" extent="1-1"/>
<wire x1="-33.02" y1="133.35" x2="-30.48" y2="133.35" width="0" layer="19" extent="1-1"/>
<wire x1="-38.1" y1="133.35" x2="-33.02" y2="133.35" width="0" layer="19" extent="1-1"/>
<wire x1="-53.34" y1="133.35" x2="-38.1" y2="133.35" width="0" layer="19" extent="1-1"/>
<wire x1="-55.88" y1="133.35" x2="-53.34" y2="133.35" width="0" layer="19" extent="1-1"/>
<wire x1="-60.96" y1="133.35" x2="-55.88" y2="133.35" width="0" layer="19" extent="1-1"/>
<wire x1="-15.24" y1="104.14" x2="-15.24" y2="133.35" width="0" layer="19" extent="1-1"/>
<wire x1="-30.48" y1="104.14" x2="-15.24" y2="104.14" width="0" layer="19" extent="1-1"/>
<wire x1="-33.02" y1="104.14" x2="-30.48" y2="104.14" width="0" layer="19" extent="1-1"/>
<wire x1="-38.1" y1="104.14" x2="-33.02" y2="104.14" width="0" layer="19" extent="1-1"/>
<wire x1="-53.34" y1="104.14" x2="-38.1" y2="104.14" width="0" layer="19" extent="1-1"/>
<wire x1="-55.88" y1="104.14" x2="-53.34" y2="104.14" width="0" layer="19" extent="1-1"/>
<wire x1="-60.96" y1="104.14" x2="-55.88" y2="104.14" width="0" layer="19" extent="1-1"/>
<wire x1="-20.32" y1="6.35" x2="-15.24" y2="104.14" width="0" layer="19" extent="1-1"/>
<wire x1="-20.32" y1="3.81" x2="-20.32" y2="6.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="VCC">
<contactref element="C_REGISTER:IC1" pad="16"/>
<contactref element="D_REGISTER:IC1" pad="16"/>
<contactref element="E_REGISTER:IC1" pad="16"/>
<contactref element="C_REGISTER:IC2" pad="16"/>
<contactref element="D_REGISTER:IC2" pad="16"/>
<contactref element="E_REGISTER:IC2" pad="16"/>
<contactref element="C_REGISTER:IC3" pad="20"/>
<contactref element="D_REGISTER:IC3" pad="20"/>
<contactref element="E_REGISTER:IC3" pad="20"/>
<contactref element="U$1" pad="VCC"/>
<contactref element="U$1" pad="VCC1"/>
<contactref element="C_REGISTER:IC3" pad="1"/>
<contactref element="D_REGISTER:IC3" pad="1"/>
<contactref element="E_REGISTER:IC3" pad="1"/>
<wire x1="-55.88" y1="170.18" x2="-33.02" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-83.82" y1="170.18" x2="-55.88" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-83.82" y1="162.56" x2="-83.82" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-83.82" y1="140.97" x2="-83.82" y2="162.56" width="0" layer="19" extent="1-1"/>
<wire x1="-83.82" y1="133.35" x2="-83.82" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-83.82" y1="111.76" x2="-83.82" y2="133.35" width="0" layer="19" extent="1-1"/>
<wire x1="-83.82" y1="104.14" x2="-83.82" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-55.88" y1="140.97" x2="-83.82" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-33.02" y1="140.97" x2="-55.88" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-55.88" y1="111.76" x2="-83.82" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-33.02" y1="111.76" x2="-55.88" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-22.86" y1="6.35" x2="-33.02" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-22.86" y1="3.81" x2="-22.86" y2="6.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="DATA_7">
<contactref element="U$1" pad="D7"/>
<contactref element="U$1" pad="D15"/>
<contactref element="C_REGISTER:IC2" pad="14"/>
<contactref element="D_REGISTER:IC2" pad="14"/>
<contactref element="E_REGISTER:IC2" pad="14"/>
<contactref element="C_REGISTER:IC3" pad="11"/>
<contactref element="D_REGISTER:IC3" pad="11"/>
<contactref element="E_REGISTER:IC3" pad="11"/>
<wire x1="-60.96" y1="170.18" x2="-50.8" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-50.8" y1="140.97" x2="-50.8" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-60.96" y1="140.97" x2="-50.8" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-50.8" y1="111.76" x2="-50.8" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-60.96" y1="111.76" x2="-50.8" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-38.1" y1="6.35" x2="-50.8" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-38.1" y1="3.81" x2="-38.1" y2="6.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="DATA_6">
<contactref element="U$1" pad="D6"/>
<contactref element="U$1" pad="D14"/>
<contactref element="C_REGISTER:IC2" pad="13"/>
<contactref element="D_REGISTER:IC2" pad="13"/>
<contactref element="E_REGISTER:IC2" pad="13"/>
<contactref element="C_REGISTER:IC3" pad="12"/>
<contactref element="D_REGISTER:IC3" pad="12"/>
<contactref element="E_REGISTER:IC3" pad="12"/>
<wire x1="-63.5" y1="170.18" x2="-48.26" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-48.26" y1="140.97" x2="-48.26" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-63.5" y1="140.97" x2="-48.26" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-48.26" y1="111.76" x2="-48.26" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-63.5" y1="111.76" x2="-48.26" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-40.64" y1="6.35" x2="-48.26" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-40.64" y1="3.81" x2="-40.64" y2="6.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="DATA_5">
<contactref element="U$1" pad="D5"/>
<contactref element="U$1" pad="D13"/>
<contactref element="C_REGISTER:IC2" pad="12"/>
<contactref element="D_REGISTER:IC2" pad="12"/>
<contactref element="E_REGISTER:IC2" pad="12"/>
<contactref element="C_REGISTER:IC3" pad="13"/>
<contactref element="D_REGISTER:IC3" pad="13"/>
<contactref element="E_REGISTER:IC3" pad="13"/>
<wire x1="-66.04" y1="170.18" x2="-45.72" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-45.72" y1="140.97" x2="-45.72" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-66.04" y1="140.97" x2="-45.72" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-45.72" y1="111.76" x2="-45.72" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-66.04" y1="111.76" x2="-45.72" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-43.18" y1="6.35" x2="-45.72" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-43.18" y1="3.81" x2="-43.18" y2="6.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="DATA_4">
<contactref element="U$1" pad="D4"/>
<contactref element="U$1" pad="D12"/>
<contactref element="C_REGISTER:IC2" pad="11"/>
<contactref element="D_REGISTER:IC2" pad="11"/>
<contactref element="E_REGISTER:IC2" pad="11"/>
<contactref element="C_REGISTER:IC3" pad="14"/>
<contactref element="D_REGISTER:IC3" pad="14"/>
<contactref element="E_REGISTER:IC3" pad="14"/>
<wire x1="-68.58" y1="170.18" x2="-43.18" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-43.18" y1="140.97" x2="-43.18" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-68.58" y1="140.97" x2="-43.18" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-43.18" y1="111.76" x2="-43.18" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-68.58" y1="111.76" x2="-43.18" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-45.72" y1="6.35" x2="-43.18" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-45.72" y1="3.81" x2="-45.72" y2="6.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="DATA_3">
<contactref element="U$1" pad="D3"/>
<contactref element="U$1" pad="D11"/>
<contactref element="C_REGISTER:IC1" pad="14"/>
<contactref element="D_REGISTER:IC1" pad="14"/>
<contactref element="E_REGISTER:IC1" pad="14"/>
<contactref element="C_REGISTER:IC3" pad="15"/>
<contactref element="D_REGISTER:IC3" pad="15"/>
<contactref element="E_REGISTER:IC3" pad="15"/>
<wire x1="-27.94" y1="140.97" x2="-27.94" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-27.94" y1="111.76" x2="-27.94" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-71.12" y1="170.18" x2="-27.94" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-71.12" y1="140.97" x2="-71.12" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-71.12" y1="111.76" x2="-71.12" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-48.26" y1="6.35" x2="-27.94" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-48.26" y1="3.81" x2="-48.26" y2="6.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="DATA_2">
<contactref element="U$1" pad="D2"/>
<contactref element="U$1" pad="D10"/>
<contactref element="C_REGISTER:IC1" pad="13"/>
<contactref element="D_REGISTER:IC1" pad="13"/>
<contactref element="E_REGISTER:IC1" pad="13"/>
<contactref element="C_REGISTER:IC3" pad="16"/>
<contactref element="D_REGISTER:IC3" pad="16"/>
<contactref element="E_REGISTER:IC3" pad="16"/>
<wire x1="-25.4" y1="140.97" x2="-25.4" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-25.4" y1="111.76" x2="-25.4" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-73.66" y1="170.18" x2="-25.4" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-73.66" y1="140.97" x2="-73.66" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-73.66" y1="111.76" x2="-73.66" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-50.8" y1="6.35" x2="-73.66" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-50.8" y1="3.81" x2="-50.8" y2="6.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="DATA_1">
<contactref element="U$1" pad="D1"/>
<contactref element="U$1" pad="D9"/>
<contactref element="C_REGISTER:IC1" pad="12"/>
<contactref element="D_REGISTER:IC1" pad="12"/>
<contactref element="E_REGISTER:IC1" pad="12"/>
<contactref element="C_REGISTER:IC3" pad="17"/>
<contactref element="D_REGISTER:IC3" pad="17"/>
<contactref element="E_REGISTER:IC3" pad="17"/>
<wire x1="-22.86" y1="140.97" x2="-22.86" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-22.86" y1="111.76" x2="-22.86" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-76.2" y1="170.18" x2="-22.86" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-76.2" y1="140.97" x2="-76.2" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-76.2" y1="111.76" x2="-76.2" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-53.34" y1="6.35" x2="-76.2" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-53.34" y1="3.81" x2="-53.34" y2="6.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="DATA_0">
<contactref element="U$1" pad="D0"/>
<contactref element="U$1" pad="D8"/>
<contactref element="C_REGISTER:IC1" pad="11"/>
<contactref element="D_REGISTER:IC1" pad="11"/>
<contactref element="E_REGISTER:IC1" pad="11"/>
<contactref element="C_REGISTER:IC3" pad="18"/>
<contactref element="D_REGISTER:IC3" pad="18"/>
<contactref element="E_REGISTER:IC3" pad="18"/>
<wire x1="-20.32" y1="140.97" x2="-20.32" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-20.32" y1="111.76" x2="-20.32" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-78.74" y1="170.18" x2="-20.32" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-78.74" y1="140.97" x2="-78.74" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-78.74" y1="111.76" x2="-78.74" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-55.88" y1="6.35" x2="-78.74" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-55.88" y1="3.81" x2="-55.88" y2="6.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="CLOCK">
<contactref element="U$1" pad="CLK"/>
<contactref element="U$1" pad="CLK1"/>
<contactref element="C_REGISTER:IC1" pad="7"/>
<contactref element="D_REGISTER:IC1" pad="7"/>
<contactref element="E_REGISTER:IC1" pad="7"/>
<contactref element="C_REGISTER:IC2" pad="7"/>
<contactref element="D_REGISTER:IC2" pad="7"/>
<contactref element="E_REGISTER:IC2" pad="7"/>
<wire x1="-40.64" y1="162.56" x2="-17.78" y2="162.56" width="0" layer="19" extent="1-1"/>
<wire x1="-17.78" y1="133.35" x2="-17.78" y2="162.56" width="0" layer="19" extent="1-1"/>
<wire x1="-40.64" y1="133.35" x2="-17.78" y2="133.35" width="0" layer="19" extent="1-1"/>
<wire x1="-17.78" y1="104.14" x2="-17.78" y2="133.35" width="0" layer="19" extent="1-1"/>
<wire x1="-40.64" y1="104.14" x2="-17.78" y2="104.14" width="0" layer="19" extent="1-1"/>
<wire x1="-27.94" y1="6.35" x2="-17.78" y2="104.14" width="0" layer="19" extent="1-1"/>
<wire x1="-27.94" y1="3.81" x2="-27.94" y2="6.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="N$1">
<contactref element="U$1" pad="RST"/>
<contactref element="U$1" pad="RST1"/>
<contactref element="C_REGISTER:IC1" pad="15"/>
<contactref element="D_REGISTER:IC1" pad="15"/>
<contactref element="E_REGISTER:IC1" pad="15"/>
<contactref element="C_REGISTER:IC2" pad="15"/>
<contactref element="D_REGISTER:IC2" pad="15"/>
<contactref element="E_REGISTER:IC2" pad="15"/>
<wire x1="-53.34" y1="170.18" x2="-30.48" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-30.48" y1="140.97" x2="-30.48" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-53.34" y1="140.97" x2="-30.48" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-30.48" y1="111.76" x2="-30.48" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-53.34" y1="111.76" x2="-30.48" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-25.4" y1="6.35" x2="-30.48" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-25.4" y1="3.81" x2="-25.4" y2="6.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="!CI">
<contactref element="JP1" pad="1"/>
<contactref element="C_REGISTER:IC1" pad="10"/>
<contactref element="C_REGISTER:IC1" pad="9"/>
<contactref element="C_REGISTER:IC2" pad="10"/>
<contactref element="C_REGISTER:IC2" pad="9"/>
<wire x1="-17.78" y1="111.76" x2="-17.78" y2="191.77" width="0" layer="19" extent="1-1"/>
<wire x1="-15.24" y1="111.76" x2="-17.78" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-38.1" y1="111.76" x2="-17.78" y2="111.76" width="0" layer="19" extent="1-1"/>
<wire x1="-40.64" y1="111.76" x2="-38.1" y2="111.76" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="!CO">
<contactref element="JP1" pad="2"/>
<contactref element="C_REGISTER:IC3" pad="19"/>
<wire x1="-81.28" y1="111.76" x2="-15.24" y2="191.77" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="!DI">
<contactref element="JP2" pad="1"/>
<contactref element="D_REGISTER:IC1" pad="10"/>
<contactref element="D_REGISTER:IC1" pad="9"/>
<contactref element="D_REGISTER:IC2" pad="10"/>
<contactref element="D_REGISTER:IC2" pad="9"/>
<wire x1="-17.78" y1="140.97" x2="-25.4" y2="191.77" width="0" layer="19" extent="1-1"/>
<wire x1="-15.24" y1="140.97" x2="-17.78" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-38.1" y1="140.97" x2="-17.78" y2="140.97" width="0" layer="19" extent="1-1"/>
<wire x1="-40.64" y1="140.97" x2="-38.1" y2="140.97" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="!DO">
<contactref element="JP2" pad="2"/>
<contactref element="D_REGISTER:IC3" pad="19"/>
<wire x1="-81.28" y1="140.97" x2="-22.86" y2="191.77" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="!EI">
<contactref element="JP3" pad="1"/>
<contactref element="E_REGISTER:IC1" pad="10"/>
<contactref element="E_REGISTER:IC1" pad="9"/>
<contactref element="E_REGISTER:IC2" pad="10"/>
<contactref element="E_REGISTER:IC2" pad="9"/>
<wire x1="-38.1" y1="170.18" x2="-33.02" y2="191.77" width="0" layer="19" extent="1-1"/>
<wire x1="-40.64" y1="170.18" x2="-38.1" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-17.78" y1="170.18" x2="-38.1" y2="170.18" width="0" layer="19" extent="1-1"/>
<wire x1="-15.24" y1="170.18" x2="-17.78" y2="170.18" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="!EO">
<contactref element="JP3" pad="2"/>
<contactref element="E_REGISTER:IC3" pad="19"/>
<wire x1="-81.28" y1="170.18" x2="-30.48" y2="191.77" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="C_REGISTER:UB_7">
<contactref element="C_REGISTER:IC2" pad="3"/>
<contactref element="C_REGISTER:IC3" pad="9"/>
<wire x1="-63.5" y1="104.14" x2="-50.8" y2="104.14" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="D_REGISTER:UB_7">
<contactref element="D_REGISTER:IC2" pad="3"/>
<contactref element="D_REGISTER:IC3" pad="9"/>
<wire x1="-63.5" y1="133.35" x2="-50.8" y2="133.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="E_REGISTER:UB_7">
<contactref element="E_REGISTER:IC2" pad="3"/>
<contactref element="E_REGISTER:IC3" pad="9"/>
<wire x1="-63.5" y1="162.56" x2="-50.8" y2="162.56" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="C_REGISTER:UB_6">
<contactref element="C_REGISTER:IC2" pad="4"/>
<contactref element="C_REGISTER:IC3" pad="8"/>
<wire x1="-66.04" y1="104.14" x2="-48.26" y2="104.14" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="D_REGISTER:UB_6">
<contactref element="D_REGISTER:IC2" pad="4"/>
<contactref element="D_REGISTER:IC3" pad="8"/>
<wire x1="-66.04" y1="133.35" x2="-48.26" y2="133.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="E_REGISTER:UB_6">
<contactref element="E_REGISTER:IC2" pad="4"/>
<contactref element="E_REGISTER:IC3" pad="8"/>
<wire x1="-66.04" y1="162.56" x2="-48.26" y2="162.56" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="C_REGISTER:UB_5">
<contactref element="C_REGISTER:IC2" pad="5"/>
<contactref element="C_REGISTER:IC3" pad="7"/>
<wire x1="-68.58" y1="104.14" x2="-45.72" y2="104.14" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="D_REGISTER:UB_5">
<contactref element="D_REGISTER:IC2" pad="5"/>
<contactref element="D_REGISTER:IC3" pad="7"/>
<wire x1="-68.58" y1="133.35" x2="-45.72" y2="133.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="E_REGISTER:UB_5">
<contactref element="E_REGISTER:IC2" pad="5"/>
<contactref element="E_REGISTER:IC3" pad="7"/>
<wire x1="-68.58" y1="162.56" x2="-45.72" y2="162.56" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="C_REGISTER:UB_4">
<contactref element="C_REGISTER:IC2" pad="6"/>
<contactref element="C_REGISTER:IC3" pad="6"/>
<wire x1="-71.12" y1="104.14" x2="-43.18" y2="104.14" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="D_REGISTER:UB_4">
<contactref element="D_REGISTER:IC2" pad="6"/>
<contactref element="D_REGISTER:IC3" pad="6"/>
<wire x1="-71.12" y1="133.35" x2="-43.18" y2="133.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="E_REGISTER:UB_4">
<contactref element="E_REGISTER:IC2" pad="6"/>
<contactref element="E_REGISTER:IC3" pad="6"/>
<wire x1="-71.12" y1="162.56" x2="-43.18" y2="162.56" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="C_REGISTER:UB_3">
<contactref element="C_REGISTER:IC1" pad="3"/>
<contactref element="C_REGISTER:IC3" pad="5"/>
<wire x1="-73.66" y1="104.14" x2="-27.94" y2="104.14" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="D_REGISTER:UB_3">
<contactref element="D_REGISTER:IC1" pad="3"/>
<contactref element="D_REGISTER:IC3" pad="5"/>
<wire x1="-73.66" y1="133.35" x2="-27.94" y2="133.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="E_REGISTER:UB_3">
<contactref element="E_REGISTER:IC1" pad="3"/>
<contactref element="E_REGISTER:IC3" pad="5"/>
<wire x1="-73.66" y1="162.56" x2="-27.94" y2="162.56" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="C_REGISTER:UB_2">
<contactref element="C_REGISTER:IC1" pad="4"/>
<contactref element="C_REGISTER:IC3" pad="4"/>
<wire x1="-76.2" y1="104.14" x2="-25.4" y2="104.14" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="D_REGISTER:UB_2">
<contactref element="D_REGISTER:IC1" pad="4"/>
<contactref element="D_REGISTER:IC3" pad="4"/>
<wire x1="-76.2" y1="133.35" x2="-25.4" y2="133.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="E_REGISTER:UB_2">
<contactref element="E_REGISTER:IC1" pad="4"/>
<contactref element="E_REGISTER:IC3" pad="4"/>
<wire x1="-76.2" y1="162.56" x2="-25.4" y2="162.56" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="C_REGISTER:UB_1">
<contactref element="C_REGISTER:IC1" pad="5"/>
<contactref element="C_REGISTER:IC3" pad="3"/>
<wire x1="-78.74" y1="104.14" x2="-22.86" y2="104.14" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="D_REGISTER:UB_1">
<contactref element="D_REGISTER:IC1" pad="5"/>
<contactref element="D_REGISTER:IC3" pad="3"/>
<wire x1="-78.74" y1="133.35" x2="-22.86" y2="133.35" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="E_REGISTER:UB_1">
<contactref element="E_REGISTER:IC1" pad="5"/>