<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.5.0">
<drawing>
<settings>
<setting alwaysvectorfont="no"/>
<setting verticaltext="up"/>
</settings>
<grid distance="0.05" unitdist="inch" unit="inch" style="lines" multiple="1" display="no" altdistance="0.001" altunitdist="inch" altunit="inch"/>
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<layer number="43" name="vRestrict" color="2" fill="10" visible="yes" active="yes"/>
<layer number="44" name="Drills" color="7" fill="1" visible="no" active="yes"/>
<layer number="45" name="Holes" color="7" fill="1" visible="no" active="yes"/>
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<layer number="99" name="SpiceOrder" color="7" fill="1" visible="no" active="no"/>
<layer number="100" name="Muster" color="7" fill="1" visible="no" active="no"/>
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<layer number="102" name="Vscore" color="7" fill="1" visible="no" active="yes"/>
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<layer number="107" name="Crop" color="7" fill="1" visible="no" active="yes"/>
<layer number="108" name="tplace-old" color="10" fill="1" visible="no" active="yes"/>
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<layer number="110" name="fp0" color="7" fill="1" visible="no" active="yes"/>
<layer number="111" name="LPC17xx" color="7" fill="1" visible="no" active="yes"/>
<layer number="112" name="tSilk" color="7" fill="1" visible="no" active="yes"/>
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<layer number="116" name="Patch_BOT" color="9" fill="4" visible="no" active="yes"/>
<layer number="118" name="Rect_Pads" color="7" fill="1" visible="no" active="yes"/>
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<layer number="144" name="Drill_legend" color="7" fill="1" visible="no" active="yes"/>
<layer number="150" name="Notes" color="7" fill="1" visible="no" active="yes"/>
<layer number="151" name="HeatSink" color="7" fill="1" visible="no" active="yes"/>
<layer number="152" name="_bDocu" color="7" fill="1" visible="no" active="yes"/>
<layer number="153" name="FabDoc1" color="7" fill="1" visible="no" active="yes"/>
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<layer number="200" name="200bmp" color="1" fill="10" visible="no" active="yes"/>
<layer number="201" name="201bmp" color="2" fill="10" visible="no" active="yes"/>
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<layer number="230" name="230bmp" color="7" fill="1" visible="no" active="yes"/>
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<layer number="251" name="SMDround" color="12" fill="11" visible="no" active="no"/>
<layer number="254" name="cooling" color="7" fill="1" visible="no" active="yes"/>
<layer number="255" name="routoute" color="7" fill="1" visible="no" active="yes"/>
</layers>
<board>
<plain>
<wire x1="0" y1="0" x2="100" y2="0" width="0" layer="20"/>
<wire x1="100" y1="0" x2="100" y2="80" width="0" layer="20"/>
<wire x1="100" y1="80" x2="0" y2="80" width="0" layer="20"/>
<wire x1="0" y1="80" x2="0" y2="0" width="0" layer="20"/>
</plain>
<libraries>
<library name="fab">
<packages>
<package name="C1206FAB">
<wire x1="-2.032" y1="1.016" x2="2.032" y2="1.016" width="0.127" layer="21"/>
<wire x1="2.032" y1="1.016" x2="2.032" y2="-1.016" width="0.127" layer="21"/>
<wire x1="2.032" y1="-1.016" x2="-2.032" y2="-1.016" width="0.127" layer="21"/>
<wire x1="-2.032" y1="-1.016" x2="-2.032" y2="1.016" width="0.127" layer="21"/>
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<smd name="2" x="1.651" y="0" dx="1.27" dy="1.905" layer="1"/>
<text x="-1.778" y="1.27" size="1.016" layer="25" ratio="15">&gt;NAME</text>
<text x="-1.778" y="-2.286" size="1.016" layer="27" ratio="15">&gt;VALUE</text>
</package>
<package name="R1206FAB">
<wire x1="-2.032" y1="1.016" x2="2.032" y2="1.016" width="0.127" layer="21"/>
<wire x1="2.032" y1="1.016" x2="2.032" y2="-1.016" width="0.127" layer="21"/>
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<text x="-1.778" y="1.27" size="1.016" layer="25" ratio="15">&gt;NAME</text>
<text x="-1.778" y="-2.286" size="1.016" layer="27" ratio="15">&gt;VALUE</text>
</package>
<package name="TQFP32-08THIN">
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<wire x1="-3.15" y1="3.505" x2="-3.505" y2="3.15" width="0.1524" layer="21"/>
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<smd name="6" x="-4.2926" y="-1.2" dx="1.27" dy="0.3556" layer="1"/>
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<text x="-2.7686" y="5.08" size="0.8128" layer="25">&gt;NAME</text>
<text x="-3.0226" y="-1.27" size="0.8128" layer="27">&gt;VALUE</text>
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<rectangle x1="3.556" y1="-0.6286" x2="4.5466" y2="-0.1714" layer="51"/>
<rectangle x1="3.556" y1="0.1714" x2="4.5466" y2="0.6286" layer="51"/>
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<rectangle x1="-3.0286" y1="3.556" x2="-2.5714" y2="4.5466" layer="51"/>
</package>
<package name="2-SMD-5X3MM">
<wire x1="-2.5" y1="1.3" x2="-2.5" y2="1.6" width="0.127" layer="21"/>
<wire x1="-2.5" y1="1.6" x2="2.5" y2="1.6" width="0.127" layer="21"/>
<wire x1="2.5" y1="1.6" x2="2.5" y2="1.3" width="0.127" layer="21"/>
<wire x1="2.5" y1="-1.3" x2="2.5" y2="-1.6" width="0.127" layer="21"/>
<wire x1="2.5" y1="-1.6" x2="-2.5" y2="-1.6" width="0.127" layer="21"/>
<wire x1="-2.5" y1="-1.6" x2="-2.5" y2="-1.3" width="0.127" layer="21"/>
<smd name="P$1" x="-2" y="0" dx="2" dy="2.4" layer="1"/>
<smd name="P$2" x="2" y="0" dx="2" dy="2.4" layer="1"/>
<text x="-2.54" y="2.54" size="1.27" layer="25">&gt;NAME</text>
<text x="-2.54" y="-3.81" size="1.27" layer="27">&gt;VALUE</text>
</package>
<package name="2X04_THRU">
<description>2x4 header.  

Meant for nRF24L01+, but could be used for any header or 2x4 part.

Extra-wide pads for greater durability in soldering.</description>
<pad name="8" x="1.27" y="3.81" drill="1" diameter="1.27" shape="offset"/>
<pad name="7" x="1.27" y="1.27" drill="1" diameter="1.27" shape="offset"/>
<pad name="6" x="1.27" y="-1.27" drill="1" diameter="1.27" shape="offset"/>
<pad name="5" x="1.27" y="-3.81" drill="1" diameter="1.27" shape="offset"/>
<pad name="1" x="-1.27" y="3.81" drill="1" diameter="1.27" shape="offset" rot="R180"/>
<pad name="2" x="-1.27" y="1.27" drill="1" diameter="1.27" shape="offset" rot="R180"/>
<pad name="3" x="-1.27" y="-1.27" drill="1" diameter="1.27" shape="offset" rot="R180"/>
<pad name="4" x="-1.27" y="-3.81" drill="1" diameter="1.27" shape="offset" rot="R180"/>
</package>
<package name="MIC_BOTTOM_PORT">
<description>Knowles SPH0645LM4H-B

I2S Output Digital Microphone, 18-bit precision</description>
<smd name="3" x="0" y="0" dx="1.624" dy="1.624" layer="1" roundness="100"/>
<circle x="0" y="0" radius="0.50249375" width="0.048" layer="45"/>
<polygon width="0.048" layer="45">
<vertex x="-0.5" y="0" curve="-90"/>
<vertex x="0" y="0.5" curve="-90"/>
<vertex x="0.5" y="0" curve="-90"/>
<vertex x="0" y="-0.5" curve="-90"/>
</polygon>
<smd name="1" x="-0.929" y="2.106" dx="0.54" dy="0.46" layer="1"/>
<smd name="6" x="0" y="2.102" dx="0.54" dy="0.46" layer="1"/>
<smd name="5" x="0.93" y="2.105" dx="0.54" dy="0.46" layer="1"/>
<smd name="4" x="0.931" y="1.22" dx="0.54" dy="0.46" layer="1"/>
<smd name="2" x="-0.931" y="1.221" dx="0.54" dy="0.46" layer="1"/>
<pad name="P$1" x="0" y="0" drill="1.024" diameter="1.624"/>
</package>
<package name="LED1206">
<description>LED 1206 pads (standard pattern)</description>
<wire x1="0.9525" y1="-0.8128" x2="-0.9652" y2="-0.8128" width="0.1524" layer="51"/>
<wire x1="0.9525" y1="0.8128" x2="-0.9652" y2="0.8128" width="0.1524" layer="51"/>
<wire x1="-2.473" y1="0.983" x2="2.473" y2="0.983" width="0.0508" layer="39"/>
<wire x1="2.473" y1="0.983" x2="2.473" y2="-0.983" width="0.0508" layer="39"/>
<wire x1="2.473" y1="-0.983" x2="-2.473" y2="-0.983" width="0.0508" layer="39"/>
<wire x1="-2.473" y1="-0.983" x2="-2.473" y2="0.983" width="0.0508" layer="39"/>
<smd name="2" x="1.422" y="0" dx="1.6" dy="1.803" layer="1"/>
<smd name="1" x="-1.422" y="0" dx="1.6" dy="1.803" layer="1"/>
<text x="-1.27" y="1.27" size="1.27" layer="25">&gt;NAME</text>
<text x="-1.27" y="-2.54" size="1.27" layer="27">&gt;VALUE</text>
<rectangle x1="-1.6891" y1="-0.8763" x2="-0.9525" y2="0.8763" layer="51"/>
<rectangle x1="0.9525" y1="-0.8763" x2="1.6891" y2="0.8763" layer="51"/>
</package>
<package name="USB_MINIB">
<wire x1="-0.03" y1="3.8" x2="2.07" y2="3.8" width="0.2032" layer="21"/>
<wire x1="4.57" y1="3.1" x2="4.57" y2="2.2" width="0.2032" layer="21"/>
<wire x1="4.57" y1="-2.2" x2="4.57" y2="-3.1" width="0.2032" layer="21"/>
<wire x1="2.07" y1="-3.8" x2="-0.03" y2="-3.8" width="0.2032" layer="21"/>
<wire x1="-4.63" y1="3.8" x2="-4.63" y2="-3.8" width="0.2032" layer="51"/>
<wire x1="-4.63" y1="-3.8" x2="-3.23" y2="-3.8" width="0.2032" layer="51"/>
<wire x1="-4.63" y1="3.8" x2="-3.23" y2="3.8" width="0.2032" layer="51"/>
<smd name="D+" x="3.77" y="0" dx="2.5" dy="0.35" layer="1"/>
<smd name="D-" x="3.77" y="0.8" dx="2.5" dy="0.35" layer="1"/>
<smd name="GND" x="3.77" y="-1.6" dx="2.5" dy="0.35" layer="1"/>
<smd name="ID" x="3.77" y="-0.8" dx="2.5" dy="0.35" layer="1"/>
<smd name="SHIELD@1" x="-1.73" y="-4.5" dx="2.5" dy="2" layer="1"/>
<smd name="SHIELD@2" x="-1.73" y="4.5" dx="2.5" dy="2" layer="1"/>
<smd name="SHIELD@4" x="3.77" y="-4.5" dx="2.5" dy="2" layer="1"/>
<smd name="SHIELD@3" x="3.77" y="4.5" dx="2.5" dy="2" layer="1"/>
<smd name="VBUS" x="3.77" y="1.6" dx="2.5" dy="0.35" layer="1"/>
<text x="-2.54" y="1.27" size="0.4064" layer="25">&gt;NAME</text>
<text x="-2.54" y="0" size="0.4064" layer="27">&gt;VALUE</text>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<classes>
<class number="0" name="default" width="0" drill="0">
</class>
</classes>
<designrules name="fab">
<description language="en">&lt;b&gt;EAGLE Modela Design Rules&lt;/b&gt;
&lt;p&gt;
These design rules can be used to check whether the Modela will be able to correctly mill your board.
&lt;p&gt;
Primary Rules:&lt;br&gt;
Min. clearance = 0.397mm (1/64in) &lt;br&gt;
Min. trace width = 0.03mm</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="0.397mm"/>
<param name="mdWirePad" value="0.397mm"/>
<param name="mdWireVia" value="0.397mm"/>
<param name="mdPadPad" value="0.397mm"/>
<param name="mdPadVia" value="0.397mm"/>
<param name="mdViaVia" value="0.397mm"/>
<param name="mdSmdPad" value="0.315mm"/>
<param name="mdSmdVia" value="0.315mm"/>
<param name="mdSmdSmd" value="0.315mm"/>
<param name="mdViaViaSameLayer" value="8mil"/>
<param name="mnLayersViaInSmd" value="2"/>
<param name="mdCopperDimension" value="40mil"/>
<param name="mdDrill" value="16mil"/>
<param name="mdSmdStop" value="0mil"/>
<param name="msWidth" value="0.3mm"/>
<param name="msDrill" value="32mil"/>
<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="checkGrid" value="0"/>
<param name="checkAngle" value="0"/>
<param name="checkFont" value="1"/>
<param name="checkRestrict" value="1"/>
<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="C1" library="fab" package="C1206FAB" value="" x="28.575" y="29.6672" rot="R270"/>
<element name="C2" library="fab" package="C1206FAB" value="" x="12.7" y="27.94" rot="R270"/>
<element name="C3" library="fab" package="C1206FAB" value="" x="12.7" y="22.86" rot="R270"/>
<element name="C4" library="fab" package="C1206FAB" value="" x="-35.56" y="24.13"/>
<element name="R1" library="fab" package="R1206FAB" value="" x="-15.24" y="31.75"/>
<element name="R2" library="fab" package="R1206FAB" value="" x="-20.32" y="31.75"/>
<element name="U$1" library="fab" package="TQFP32-08THIN" value="ATMEGA16U2-TQ" x="25.4" y="21.59"/>
<element name="U$3" library="fab" package="2-SMD-5X3MM" value="CRYSTAL" x="16.51" y="24.13" rot="R90"/>
<element name="U$4" library="fab" package="2X04_THRU" value="NRF24L01+" x="26.67" y="8.89" rot="R90"/>
<element name="U$5" library="fab" package="MIC_BOTTOM_PORT" value="MEMS_MIC_SPH0645LM4H-BI2S" x="15.24" y="17.78" rot="R270"/>
<element name="U$6" library="fab" package="LED1206" value="LED" x="-34.29" y="15.24"/>
<element name="U$7" library="fab" package="LED1206" value="LED" x="-15.24" y="26.67"/>
<element name="U$2" library="fab" package="USB_MINIB" value="USB_MINIB" x="22.86" y="37.7444" rot="R270"/>
<element name="R3" library="fab" package="R1206FAB" value="" x="22.86" y="29.718"/>
<element name="U$8" library="fab" package="LED1206" value="LED" x="-34.29" y="-3.81"/>
<element name="R4" library="fab" package="R1206FAB" value="" x="-35.56" y="-10.16"/>
</elements>
<signals>
<signal name="N$1">
<contactref element="U$1" pad="30"/>
<contactref element="R3" pad="2"/>
<wire x1="24.511" y1="29.718" x2="24.2" y2="29.8134" width="0.3556" layer="1"/>
<wire x1="24.2" y1="29.8134" x2="24.2" y2="25.8826" width="0.3556" layer="1"/>
</signal>
<signal name="N$2">
<contactref element="U$1" pad="29"/>
<contactref element="U$2" pad="D+"/>
<wire x1="22.86" y1="33.9744" x2="22.86" y2="36.4744" width="0.3556" layer="1"/>
<wire x1="22.86" y1="36.4744" x2="25.7556" y2="36.4744" width="0.3556" layer="1"/>
<wire x1="25.7556" y1="36.4744" x2="25.7556" y2="28.3464" width="0.3556" layer="1"/>
<wire x1="25.7556" y1="28.3464" x2="25" y2="27.5908" width="0.3556" layer="1"/>
<wire x1="25" y1="27.5908" x2="25" y2="25.8826" width="0.3556" layer="1"/>
</signal>
<signal name="N$3">
<contactref element="U$1" pad="31"/>
<contactref element="U$2" pad="VBUS"/>
<wire x1="24.46" y1="33.9744" x2="24.46" y2="32.1054" width="0.3556" layer="1"/>
<wire x1="24.46" y1="32.1054" x2="22.86" y2="30.5054" width="0.3556" layer="1"/>
<wire x1="22.86" y1="30.5054" x2="22.86" y2="28.8544" width="0.3556" layer="1"/>
<wire x1="22.86" y1="28.8544" x2="23.4" y2="28.3144" width="0.3556" layer="1"/>
<wire x1="23.4" y1="28.3144" x2="23.4" y2="25.8826" width="0.3556" layer="1"/>
</signal>
<signal name="+3V3">
<contactref element="C1" pad="2"/>
<contactref element="U$1" pad="27"/>
<contactref element="U$1" pad="32"/>
<contactref element="U$1" pad="4"/>
<contactref element="U$4" pad="8"/>
<contactref element="U$5" pad="5"/>
<contactref element="U$5" pad="2"/>
<contactref element="C4" pad="2"/>
<wire x1="26.6" y1="25.8826" x2="26.6" y2="26.854" width="0.3556" layer="1"/>
<wire x1="26.6" y1="26.854" x2="27.7114" y2="27.9908" width="0.3556" layer="1"/>
<wire x1="27.7114" y1="27.9908" x2="28.575" y2="28.0162" width="0.3556" layer="1"/>
<wire x1="16.461" y1="18.711" x2="16.461" y2="19.001" width="0.3556" layer="1"/>
<wire x1="16.461" y1="19.001" x2="19.45" y2="21.99" width="0.3556" layer="1"/>
<wire x1="19.45" y1="21.99" x2="21.1074" y2="21.99" width="0.3556" layer="1"/>
<wire x1="22.6" y1="25.9588" x2="26.6" y2="25.8826" width="0" layer="19" extent="1-1"/>
<wire x1="21.1074" y1="21.99" x2="22.6" y2="25.9588" width="0" layer="19" extent="1-1"/>
<wire x1="17.345" y1="16.85" x2="16.461" y2="18.711" width="0" layer="19" extent="1-1"/>
<wire x1="22.86" y1="10.16" x2="17.345" y2="16.85" width="0" layer="19" extent="1-1"/>
<wire x1="-33.909" y1="24.13" x2="16.461" y2="19.001" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="N$6">
<contactref element="U$3" pad="P$2"/>
<contactref element="C2" pad="2"/>
<contactref element="U$1" pad="1"/>
<wire x1="21.0312" y1="24.39" x2="16.51" y2="24.39" width="0.3556" layer="1"/>
<wire x1="16.51" y1="24.39" x2="16.51" y2="26.13" width="0.3556" layer="1"/>
<wire x1="12.7" y1="26.289" x2="12.859" y2="26.13" width="0.4064" layer="1"/>
<wire x1="12.859" y1="26.13" x2="16.51" y2="26.13" width="0.4064" layer="1"/>
</signal>
<signal name="N$7">
<contactref element="U$3" pad="P$1"/>
<contactref element="C3" pad="2"/>
<contactref element="U$1" pad="2"/>
<wire x1="21.1074" y1="23.59" x2="16.51" y2="23.59" width="0.3556" layer="1"/>
<wire x1="16.51" y1="23.59" x2="16.51" y2="22.13" width="0.3556" layer="1"/>
<wire x1="16.51" y1="22.13" x2="12.7" y2="22.13" width="0.3556" layer="1"/>
<wire x1="12.7" y1="22.13" x2="12.7" y2="21.209" width="0.3556" layer="1"/>
</signal>
<signal name="GND">
<contactref element="U$1" pad="28"/>
<contactref element="U$1" pad="3"/>
<contactref element="C1" pad="1"/>
<contactref element="C2" pad="1"/>
<contactref element="C3" pad="1"/>
<contactref element="U$4" pad="1"/>
<contactref element="U$5" pad="3"/>
<contactref element="U$5" pad="P$1"/>
<contactref element="C4" pad="1"/>
<contactref element="R2" pad="2"/>
<contactref element="R1" pad="2"/>
<contactref element="U$2" pad="GND"/>
<contactref element="U$2" pad="SHIELD@2"/>
<contactref element="U$2" pad="SHIELD@4"/>
<contactref element="U$2" pad="SHIELD@1"/>
<contactref element="U$2" pad="SHIELD@3"/>
<wire x1="21.26" y1="33.9744" x2="19.05" y2="33.9744" width="0.3556" layer="1"/>
<wire x1="19.05" y1="33.9744" x2="18.36" y2="33.9744" width="0.3556" layer="1"/>
<wire x1="27.36" y1="33.9744" x2="26.67" y2="33.2844" width="0.3048" layer="1"/>
<wire x1="18.36" y1="33.9744" x2="18.36" y2="39.4744" width="1.6764" layer="1"/>
<wire x1="27.36" y1="39.4744" x2="27.36" y2="33.9744" width="1.6764" layer="1"/>
<wire x1="27.1272" y1="39.4208" x2="18.4404" y2="39.4208" width="1.6764" layer="1"/>
<wire x1="18.4404" y1="39.4208" x2="18.4404" y2="39.3954" width="1.6764" layer="1"/>
<wire x1="18.36" y1="33.9744" x2="18.4724" y2="34.0868" width="1.6764" layer="1"/>
<wire x1="18.4724" y1="34.0868" x2="20.5486" y2="34.0868" width="1.6764" layer="1"/>
<polygon width="0.3048" layer="1">
<vertex x="22.86" y="19.05"/>
<vertex x="22.86" y="24.13"/>
<vertex x="27.94" y="24.13"/>
<vertex x="27.94" y="19.05"/>
</polygon>
<wire x1="25.8" y1="25.8826" x2="25.8" y2="22.86" width="0.3556" layer="1"/>
<wire x1="25.8" y1="22.86" x2="25.4" y2="22.86" width="0.3556" layer="1"/>
<wire x1="25.4" y1="22.86" x2="25.4" y2="22.79" width="0.3556" layer="1"/>
<wire x1="25.4" y1="22.79" x2="21.1074" y2="22.79" width="0.3556" layer="1"/>
<wire x1="26.67" y1="33.2844" x2="26.67" y2="33.02" width="0.3556" layer="1"/>
<wire x1="26.67" y1="33.02" x2="26.67" y2="28.0416" width="0.3556" layer="1"/>
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</signal>
<signal name="N$9">
<contactref element="U$4" pad="3"/>
<contactref element="U$1" pad="15"/>
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</signal>
<signal name="N$10">
<contactref element="U$4" pad="4"/>
<contactref element="U$1" pad="17"/>
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</signal>
<signal name="N$11">
<contactref element="U$4" pad="6"/>
<contactref element="U$1" pad="16"/>
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</signal>
<signal name="N$12">
<contactref element="U$4" pad="7"/>
<contactref element="U$1" pad="14"/>
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</signal>
<signal name="N$13">
<contactref element="U$5" pad="4"/>
<contactref element="U$1" pad="11"/>
<wire x1="16.46" y1="16.849" x2="16.46" y2="15.24" width="0.3556" layer="1"/>
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</signal>
<signal name="N$14">
<contactref element="U$5" pad="6"/>
<contactref element="U$1" pad="8"/>
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</signal>
<signal name="N$16">
<contactref element="U$5" pad="1"/>
<contactref element="U$1" pad="6"/>
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</signal>
<signal name="N$8">
<contactref element="U$6" pad="2"/>
<contactref element="R1" pad="1"/>
<wire x1="-16.891" y1="31.75" x2="-32.868" y2="15.24" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="N$15">
<contactref element="U$7" pad="2"/>
<contactref element="R2" pad="1"/>
<wire x1="-21.971" y1="31.75" x2="-13.818" y2="26.67" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="N$17">
<contactref element="U$2" pad="D-"/>
<contactref element="R3" pad="1"/>
<wire x1="23.66" y1="33.9744" x2="23.66" y2="32.4738" width="0.3556" layer="1"/>
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<wire x1="21.209" y1="30.0228" x2="21.209" y2="29.718" width="0.3556" layer="1"/>
</signal>
<signal name="N$4">
<contactref element="U$7" pad="1"/>
<contactref element="U$1" pad="22"/>
<wire x1="-16.662" y1="26.67" x2="29.6926" y2="22.79" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="N$5">
<contactref element="U$6" pad="1"/>
<contactref element="U$1" pad="23"/>
<wire x1="-35.712" y1="15.24" x2="29.6926" y2="23.59" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="N$18">
<contactref element="U$8" pad="2"/>
<contactref element="R4" pad="1"/>
<wire x1="-32.868" y1="-3.81" x2="-37.211" y2="-10.16" width="0" layer="19" extent="1-1"/>
</signal>
<signal name="N$19">
<contactref element="U$8" pad="1"/>
<contactref element="U$1" pad="24"/>
<wire x1="-35.712" y1="-3.81" x2="29.7688" y2="24.39" width="0" layer="19" extent="1-1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
