<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.3">
<drawing>
<board>
<plain>
<wire x1="-50.8" y1="-52.07" x2="25.38" y2="-52.07" width="0" layer="20"/>
<wire x1="25.38" y1="-52.07" x2="25.4" y2="48.26" width="0" layer="20"/>
<wire x1="25.4" y1="48.26" x2="-50.8" y2="48.26" width="0" layer="20"/>
<wire x1="-50.8" y1="48.26" x2="-50.8" y2="-52.07" width="0" layer="20"/>
</plain>
<libraries>
<library name="audio">
<description>&lt;b&gt;Audio Connectors and Components&lt;/b&gt;&lt;p&gt;
Various pro audio components and connectors.&lt;br&gt;
&lt;p&gt;THIS LIBRARY IS PROVIDED AS IS AND WITHOUT WARRANTY OF ANY KIND, EXPRESSED OR IMPLIED.&lt;br&gt;
USE AT YOUR OWN RISK!&lt;p&gt;
&lt;author&gt;Copyright (C) 2008, Bob Starr&lt;br&gt; http://www.bobstarr.net&lt;br&gt;&lt;/author&gt;</description>
<packages>
<package name="P0212">
<description>Dual RCA Connector</description>
</package>
<package name="NRJ6HF">
<description>&lt;b&gt;Neutrik 1/4" Stereo Phone Connector&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="nxp-arm">
<description>&lt;b&gt;NXP ARM Processors&lt;/b&gt; - v1.02 (03/28/2012)&lt;p&gt; 
&lt;p&gt;THIS LIBRARY IS PROVIDED AS IS AND WITHOUT WARRANTY OF ANY KIND, EXPRESSED OR IMPLIED.&lt;br&gt;
USE AT YOUR OWN RISK!&lt;p&gt;
&lt;author&gt;Copyright (C) 2009, Bob Starr&lt;br&gt; http://www.bobstarr.net&lt;br&gt;&lt;/author&gt;</description>
<packages>
<package name="LQFP144">
<description>LQFP144 Package</description>
</package>
</packages>
</library>
<library name="con-cypressindustries">
<description>&lt;b&gt;Connectors from Cypress Industries&lt;/b&gt;&lt;p&gt;
www.cypressindustries.com&lt;br&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="85-32003-00X-1">
<description>&lt;b&gt;USB A TYPE TRIPLE R/A DIP&lt;/b&gt;&lt;p&gt;
Source: http://www.cypressindustries.com/pdf/85-32003-00x-1.pdf</description>
</package>
</packages>
</library>
<library name="texas">
<description>&lt;b&gt;Texas Instruments Devices&lt;/b&gt;&lt;p&gt;
 &lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="VF_S-PQFP-G32">
<description>&lt;b&gt;VF (S-PQFP-G32)&lt;/b&gt;&lt;p&gt;
Auto generated by &lt;i&gt;make-symbol-device-package-bsdl.ulp Rev. 30&lt;/i&gt;&lt;br&gt;
Souirce: http://focus.ti.com/lit/ds/symlink/tusb2046b.pdf</description>
</package>
</packages>
</library>
<library name="con-stewart">
<description>&lt;b&gt;Bel Stewart Conector&lt;/b&gt;&lt;p&gt;
www.stewartconnector.com&lt;br&gt;
11118 susquehanna Trail, South&lt;br&gt;
Glen Rock, Pa 17327-9199&lt;br&gt;
717.234.-7512&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SI-50170">
<description>&lt;b&gt;Ethernet Connector (MagJack)&lt;/b&gt;&lt;p&gt;
Source: si-50170.pdf</description>
</package>
</packages>
</library>
<library name="SparkFun">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
We've spent an enormous amount of time creating and checking these footprints and parts. If you enjoy using this library, please buy one of our products at www.sparkfun.com.
&lt;br&gt;&lt;br&gt;
&lt;b&gt;Licensing:&lt;/b&gt; CC v3.0 Share-Alike You are welcome to use this library for commercial purposes. For attribution, we ask that when you begin to sell your device using our footprint, you email us with a link to the product being sold. We want bragging rights that we helped (in a very small part) to create your 8th world wonder. We would like the opportunity to feature your device on our homepage.</description>
<packages>
<package name="USB-B-PTH">
<description>&lt;b&gt;USB Series B Hole Mounted&lt;/b&gt;</description>
</package>
<package name="0603-RES">
</package>
<package name="0603-CAP">
</package>
<package name="POWER_JACK_PTH">
</package>
<package name="PANASONIC_D">
</package>
</packages>
</library>
<library name="op-amp">
<description>&lt;b&gt;OP-AMPS&lt;/b&gt;&lt;p&gt;
A collection of op-amp parts&lt;p&gt;
&lt;p&gt;THIS LIBRARY IS PROVIDED AS IS AND WITHOUT WARRANTY OF ANY KIND, EXPRESSED OR IMPLIED.&lt;br&gt;
USE AT YOUR OWN RISK!&lt;p&gt;
&lt;author&gt;Copyright (C) 2008, Bob Starr&lt;br&gt; http://www.bobstarr.net&lt;br&gt;&lt;/author&gt;</description>
<packages>
<package name="SO08">
<description>&lt;b&gt;SMALL OUTLINE INTEGRATED CIRCUIT&lt;/b&gt;&lt;p&gt;
body 3.9 mm/JEDEC MS-012AA</description>
</package>
</packages>
</library>
<library name="altera">
<description>&lt;b&gt;Altera Programmable Logic Devices&lt;/b&gt;&lt;p&gt;
FLEX 10K&lt;p&gt;
MAX 7000&lt;p&gt;
MAX 9000&lt;p&gt;
FLEX 6000&lt;p&gt;
Based on the following sources:
&lt;ul&gt;
&lt;li&gt; Databook, January 1998
&lt;li&gt;CD-ROM Gigital-Library, December 1998
&lt;/ul&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="TQFP44">
<description>Plastic &lt;b&gt;Thin Quad Flat Pack&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="65LV">
<description>&lt;b&gt;Texas Instruments 65LV/LVDS series&lt;/b&gt;&lt;p&gt; 
&lt;p&gt;THIS LIBRARY IS PROVIDED AS IS AND WITHOUT WARRANTY OF ANY KIND, EXPRESSED OR IMPLIED.&lt;br&gt;
USE AT YOUR OWN RISK!&lt;p&gt;
&lt;author&gt;Copyright (C) 2010, Bob Starr&lt;br&gt; http://www.bobstarr.net&lt;br&gt;&lt;/author&gt;</description>
<packages>
<package name="SOT23-5">
<description>&lt;b&gt;SOT-23&lt;/b&gt; - DBV&lt;p&gt;
0.95 mm pitch</description>
</package>
</packages>
</library>
<library name="cirrus">
<description>&lt;b&gt;Cirrus Logic &lt;/b&gt; - Rev 1.02 - 10/20/2006&lt;p&gt; 
Audio/Video and Networking Components&lt;p&gt;
&lt;p&gt;THIS LIBRARY IS PROVIDED AS IS AND WITHOUT WARRANTY OF ANY KIND, EXPRESSED OR IMPLIED.&lt;br&gt;
USE AT YOUR OWN RISK!&lt;p&gt;
&lt;author&gt;Copyright (C) 2008, Bob Starr&lt;br&gt; http://www.bobstarr.net&lt;br&gt;&lt;/author&gt;</description>
<packages>
<package name="LQFP64L">
<description>&lt;b&gt;LQFP 64L&lt;/b&gt;&lt;p&gt;
pitch 0.5mm, body 10 mm x 10 mm</description>
</package>
</packages>
</library>
<library name="burr-brown">
<description>&lt;b&gt;Burr-Brown Components&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SO08">
<description>&lt;b&gt;Small Outline Package&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="74xx-little-us">
<description>&lt;b&gt;Single and Dual Gates Family, US symbols&lt;/b&gt;&lt;p&gt;
Little logic devices from Texas Instruments&lt;br&gt;
TinyLogic(R) from FAIRCHILD Semiconductor TM
&lt;p&gt;
&lt;author&gt;Created by evgeni@eniks.com&lt;/author&gt;&lt;br&gt;
&lt;author&gt;Extended by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SC70-5">
<description>&lt;b&gt;SMT SC70-5&lt;/b&gt;&lt;p&gt;
SOT353 - Philips Semiconductors&lt;br&gt;
Source: http://www.semiconductors.philips.com/acrobat_download/datasheets/74HC_HCT1G66_3.pdf</description>
</package>
</packages>
</library>
<library name="crystal">
<description>&lt;b&gt;Crystals and Crystal Resonators&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SM77H">
<description>&lt;b&gt;3.3V CMOS Clock Oscillator&lt;/b&gt;&lt;p&gt;
Source: www.pletronics.com .. sm77h%203.3v.pdf</description>
</package>
</packages>
</library>
<library name="v-reg">
<description>&lt;b&gt;Voltage Regulators&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SOT223">
<description>&lt;b&gt;Small Outline Transistor 223&lt;/b&gt;&lt;p&gt;
PLASTIC PACKAGE CASE 318E-04&lt;br&gt;
Source: http://www.onsemi.co.jp .. LM137M-D.PDF</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="OUT-B" library="audio" package="P0212" value="P0212"/>
<element name="BOOTH" library="audio" package="P0212" value="P0212"/>
<element name="IN-A" library="audio" package="P0212" value="P0212"/>
<element name="IN-B" library="audio" package="P0212" value="P0212"/>
<element name="IC1" library="nxp-arm" package="LQFP144" value="LPC4350FBD144"/>
<element name="X1" library="con-cypressindustries" package="85-32003-00X-1" value="USB_3P-85-32003-00X-1">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="IC2" library="texas" package="VF_S-PQFP-G32" value="TUSB2046BVFR">
<attribute name="OC_NEWARK" value="77C1806"/>
<attribute name="MPN" value="TUSB2046BVFR"/>
<attribute name="MF" value="TEXAS INSTRUMENTS"/>
<attribute name="OC_FARNELL" value="1470507"/>
</element>
<element name="X2" library="con-stewart" package="SI-50170" value="SI-50170">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="X3" library="SparkFun" package="USB-B-PTH" value="USBPTH"/>
<element name="HEADPHONES" library="audio" package="NRJ6HF" value="NRJ6HF"/>
<element name="AUX" library="audio" package="NRJ6HF" value="NRJ6HF"/>
<element name="MULTI" library="audio" package="NRJ6HF" value="NRJ6HF"/>
<element name="X4" library="SparkFun" package="USB-B-PTH" value="USBPTH"/>
<element name="U1" library="op-amp" package="SO08" value="OPA1632D"/>
<element name="U2" library="op-amp" package="SO08" value="OPA1632D"/>
<element name="U3" library="op-amp" package="SO08" value="OPA1632D"/>
<element name="U4" library="op-amp" package="SO08" value="OPA1632D"/>
<element name="R3" library="SparkFun" package="0603-RES" value=""/>
<element name="R4" library="SparkFun" package="0603-RES" value=""/>
<element name="R5" library="SparkFun" package="0603-RES" value=""/>
<element name="R6" library="SparkFun" package="0603-RES" value=""/>
<element name="R7" library="SparkFun" package="0603-RES" value=""/>
<element name="R8" library="SparkFun" package="0603-RES" value=""/>
<element name="R9" library="SparkFun" package="0603-RES" value=""/>
<element name="R10" library="SparkFun" package="0603-RES" value=""/>
<element name="R11" library="SparkFun" package="0603-RES" value=""/>
<element name="R12" library="SparkFun" package="0603-RES" value=""/>
<element name="R13" library="SparkFun" package="0603-RES" value=""/>
<element name="R14" library="SparkFun" package="0603-RES" value=""/>
<element name="R1" library="SparkFun" package="0603-RES" value=""/>
<element name="R2" library="SparkFun" package="0603-RES" value=""/>
<element name="R15" library="SparkFun" package="0603-RES" value=""/>
<element name="R16" library="SparkFun" package="0603-RES" value=""/>
<element name="OUT-A" library="audio" package="P0212" value="P0212"/>
<element name="R21" library="SparkFun" package="0603-RES" value=""/>
<element name="C5" library="SparkFun" package="0603-CAP" value=""/>
<element name="R22" library="SparkFun" package="0603-RES" value=""/>
<element name="C6" library="SparkFun" package="0603-CAP" value=""/>
<element name="U5" library="65LV" package="SOT23-5" value="SN65LVDS1DBV"/>
<element name="U6" library="65LV" package="SOT23-5" value="SN65LVDS2DBV"/>
<element name="U8" library="cirrus" package="LQFP64L" value="CS42448"/>
<element name="IC3" library="burr-brown" package="SO08" value="OPA177S">
<attribute name="OC_NEWARK" value="35C0218"/>
<attribute name="MPN" value="OPA177GS"/>
<attribute name="MF" value="TEXAS INSTRUMENTS"/>
<attribute name="OC_FARNELL" value="1212431"/>
</element>
<element name="R27" library="SparkFun" package="0603-RES" value=""/>
<element name="R28" library="SparkFun" package="0603-RES" value=""/>
<element name="IC4" library="burr-brown" package="SO08" value="OPA177S">
<attribute name="OC_NEWARK" value="35C0218"/>
<attribute name="MPN" value="OPA177GS"/>
<attribute name="MF" value="TEXAS INSTRUMENTS"/>
<attribute name="OC_FARNELL" value="1212431"/>
</element>
<element name="R29" library="SparkFun" package="0603-RES" value=""/>
<element name="R30" library="SparkFun" package="0603-RES" value=""/>
<element name="IC5" library="74xx-little-us" package="SC70-5" value="741G66DCK"/>
<element name="IC6" library="74xx-little-us" package="SC70-5" value="741G66DCK"/>
<element name="IC8" library="74xx-little-us" package="SC70-5" value="741G66DCK"/>
<element name="IC9" library="74xx-little-us" package="SC70-5" value="741G66DCK"/>
<element name="R33" library="SparkFun" package="0603-RES" value=""/>
<element name="R34" library="SparkFun" package="0603-RES" value=""/>
<element name="C13" library="SparkFun" package="0603-CAP" value=""/>
<element name="C14" library="SparkFun" package="0603-CAP" value=""/>
<element name="R17" library="SparkFun" package="0603-RES" value=""/>
<element name="C1" library="SparkFun" package="0603-CAP" value=""/>
<element name="R18" library="SparkFun" package="0603-RES" value=""/>
<element name="C2" library="SparkFun" package="0603-CAP" value=""/>
<element name="R19" library="SparkFun" package="0603-RES" value=""/>
<element name="R20" library="SparkFun" package="0603-RES" value=""/>
<element name="C3" library="SparkFun" package="0603-CAP" value=""/>
<element name="C4" library="SparkFun" package="0603-CAP" value=""/>
<element name="R35" library="SparkFun" package="0603-RES" value=""/>
<element name="C15" library="SparkFun" package="0603-CAP" value=""/>
<element name="R36" library="SparkFun" package="0603-RES" value=""/>
<element name="C16" library="SparkFun" package="0603-CAP" value=""/>
<element name="R37" library="SparkFun" package="0603-RES" value=""/>
<element name="R38" library="SparkFun" package="0603-RES" value=""/>
<element name="C17" library="SparkFun" package="0603-CAP" value=""/>
<element name="C18" library="SparkFun" package="0603-CAP" value=""/>
<element name="R23" library="SparkFun" package="0603-RES" value=""/>
<element name="C7" library="SparkFun" package="0603-CAP" value=""/>
<element name="R24" library="SparkFun" package="0603-RES" value=""/>
<element name="C8" library="SparkFun" package="0603-CAP" value=""/>
<element name="R25" library="SparkFun" package="0603-RES" value=""/>
<element name="R26" library="SparkFun" package="0603-RES" value=""/>
<element name="C9" library="SparkFun" package="0603-CAP" value=""/>
<element name="C10" library="SparkFun" package="0603-CAP" value=""/>
<element name="IC10" library="altera" package="TQFP44" value="EPM7064T44">
<attribute name="OC_NEWARK" value="51R9653"/>
<attribute name="MPN" value="EPM7064TC44-15"/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="QG1" library="crystal" package="SM77H" value="SM77H">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="QG2" library="crystal" package="SM77H" value="SM77H">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="QG3" library="crystal" package="SM77H" value="SM77H">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="QG4" library="crystal" package="SM77H" value="SM77H">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="IC7" library="v-reg" package="SOT223" value="LD117AS33TR"/>
<element name="J1" library="SparkFun" package="POWER_JACK_PTH" value="POWER_JACKPTH"/>
<element name="C21" library="SparkFun" package="PANASONIC_D" value="100uF"/>
<element name="C11" library="SparkFun" package="PANASONIC_D" value="100uF"/>
<element name="C19" library="SparkFun" package="PANASONIC_D" value="100uF"/>
<element name="IC11" library="v-reg" package="SOT223" value="LD117AS50TR"/>
<element name="C20" library="SparkFun" package="PANASONIC_D" value="100uF"/>
<element name="C12" library="SparkFun" package="PANASONIC_D" value="100uF"/>
<element name="R31" library="SparkFun" package="0603-RES" value="0"/>
</elements>
<signals>
<signal name="USB_VSSA_TERM">
<contactref element="IC1" pad="19"/>
</signal>
<signal name="USB_VSSA_REF">
<contactref element="IC1" pad="23"/>
</signal>
<signal name="GND">
<contactref element="IC2" pad="7"/>
<contactref element="IC2" pad="28"/>
<contactref element="X1" pad="2-4"/>
<contactref element="X1" pad="1-4"/>
<contactref element="X1" pad="3-4"/>
<contactref element="X3" pad="GND"/>
<contactref element="X4" pad="GND"/>
<contactref element="IC5" pad="3"/>
<contactref element="IC6" pad="3"/>
<contactref element="IC8" pad="3"/>
<contactref element="IC9" pad="3"/>
<contactref element="IC10" pad="4"/>
<contactref element="IC10" pad="16"/>
<contactref element="IC10" pad="24"/>
<contactref element="IC10" pad="36"/>
<contactref element="QG1" pad="2"/>
<contactref element="QG2" pad="2"/>
<contactref element="QG1" pad="2"/>
<contactref element="QG2" pad="2"/>
<contactref element="QG4" pad="2"/>
<contactref element="QG4" pad="2"/>
<contactref element="IC7" pad="1"/>
<contactref element="J1" pad="GND"/>
<contactref element="J1" pad="GNDBREAK"/>
<contactref element="C11" pad="-"/>
<contactref element="C19" pad="-"/>
<contactref element="C21" pad="-"/>
<contactref element="IC11" pad="1"/>
<contactref element="C20" pad="-"/>
<contactref element="C12" pad="-"/>
<contactref element="U8" pad="42"/>
<contactref element="U8" pad="56"/>
<contactref element="U8" pad="62"/>
<contactref element="U8" pad="23"/>
<contactref element="U8" pad="7"/>
<contactref element="IC2" pad="28"/>
<contactref element="IC2" pad="7"/>
<contactref element="IC2" pad="8"/>
<contactref element="MULTI" pad="TIP"/>
<contactref element="AUX" pad="TIP"/>
<contactref element="U4" pad="6"/>
<contactref element="U2" pad="2"/>
<contactref element="U1" pad="2"/>
<contactref element="IN-A" pad="GND"/>
<contactref element="U4" pad="2"/>
<contactref element="U3" pad="6"/>
<contactref element="U2" pad="6"/>
<contactref element="U1" pad="6"/>
<contactref element="U3" pad="2"/>
<contactref element="R5" pad="1"/>
<contactref element="R9" pad="1"/>
<contactref element="R13" pad="1"/>
<contactref element="IN-B" pad="GND"/>
<contactref element="R15" pad="1"/>
<contactref element="C5" pad="1"/>
<contactref element="C6" pad="1"/>
<contactref element="BOOTH" pad="GND"/>
<contactref element="U5" pad="2"/>
<contactref element="U6" pad="2"/>
<contactref element="X2" pad="A1"/>
<contactref element="X2" pad="8"/>
<contactref element="X2" pad="A2"/>
<contactref element="IC3" pad="3"/>
<contactref element="IC3" pad="8"/>
<contactref element="IC3" pad="4"/>
<contactref element="IC4" pad="3"/>
<contactref element="IC4" pad="8"/>
<contactref element="IC4" pad="4"/>
<contactref element="R34" pad="1"/>
<contactref element="R33" pad="1"/>
<contactref element="C1" pad="1"/>
<contactref element="C2" pad="1"/>
<contactref element="R20" pad="1"/>
<contactref element="R19" pad="1"/>
<contactref element="C15" pad="1"/>
<contactref element="C16" pad="1"/>
<contactref element="R38" pad="1"/>
<contactref element="R37" pad="1"/>
<contactref element="OUT-B" pad="GND"/>
<contactref element="OUT-A" pad="GND"/>
<contactref element="C7" pad="1"/>
<contactref element="C8" pad="1"/>
<contactref element="R26" pad="1"/>
<contactref element="R25" pad="1"/>
<contactref element="HEADPHONES" pad="TIP"/>
<contactref element="QG3" pad="2"/>
</signal>
<signal name="N$7">
<contactref element="IC1" pad="18"/>
<contactref element="X3" pad="D+"/>
</signal>
<signal name="N$8">
<contactref element="IC1" pad="20"/>
<contactref element="X3" pad="D-"/>
</signal>
<signal name="N$9">
<contactref element="IC1" pad="89"/>
<contactref element="IC2" pad="1"/>
</signal>
<signal name="N$10">
<contactref element="IC2" pad="2"/>
<contactref element="IC1" pad="90"/>
</signal>
<signal name="N$1">
<contactref element="X4" pad="D+"/>
<contactref element="IC2" pad="12"/>
</signal>
<signal name="N$2">
<contactref element="IC2" pad="11"/>
<contactref element="X4" pad="D-"/>
</signal>
<signal name="N$3">
<contactref element="X1" pad="1-2"/>
<contactref element="IC2" pad="15"/>
</signal>
<signal name="N$4">
<contactref element="X1" pad="1-3"/>
<contactref element="IC2" pad="16"/>
</signal>
<signal name="N$5">
<contactref element="IC2" pad="19"/>
<contactref element="X1" pad="2-2"/>
</signal>
<signal name="N$6">
<contactref element="IC2" pad="20"/>
<contactref element="X1" pad="2-3"/>
</signal>
<signal name="N$11">
<contactref element="X1" pad="3-2"/>
<contactref element="IC2" pad="23"/>
</signal>
<signal name="N$12">
<contactref element="IC2" pad="24"/>
<contactref element="X1" pad="3-3"/>
</signal>
<signal name="N$16">
<contactref element="U2" pad="5"/>
<contactref element="R10" pad="1"/>
<contactref element="U8" pad="49"/>
</signal>
<signal name="N$17">
<contactref element="U2" pad="4"/>
<contactref element="R8" pad="1"/>
<contactref element="U8" pad="50"/>
</signal>
<signal name="N$18">
<contactref element="U3" pad="5"/>
<contactref element="R14" pad="1"/>
<contactref element="U8" pad="47"/>
</signal>
<signal name="N$19">
<contactref element="U3" pad="4"/>
<contactref element="R12" pad="1"/>
<contactref element="U8" pad="48"/>
</signal>
<signal name="N$23">
<contactref element="U4" pad="4"/>
<contactref element="R2" pad="1"/>
<contactref element="U8" pad="46"/>
</signal>
<signal name="N$24">
<contactref element="U4" pad="5"/>
<contactref element="R16" pad="1"/>
<contactref element="U8" pad="45"/>
</signal>
<signal name="+5V">
<contactref element="U4" pad="3"/>
<contactref element="U3" pad="3"/>
<contactref element="U2" pad="3"/>
<contactref element="U1" pad="3"/>
<contactref element="IC3" pad="7"/>
<contactref element="IC3" pad="1"/>
<contactref element="IC4" pad="7"/>
<contactref element="IC4" pad="1"/>
<contactref element="X1" pad="1-1"/>
<contactref element="X1" pad="2-1"/>
<contactref element="X1" pad="3-1"/>
<contactref element="C21" pad="+"/>
<contactref element="IC11" pad="4"/>
<contactref element="C20" pad="+"/>
<contactref element="U8" pad="44"/>
<contactref element="U8" pad="53"/>
<contactref element="IC5" pad="5"/>
<contactref element="IC6" pad="5"/>
<contactref element="IC8" pad="5"/>
<contactref element="IC9" pad="5"/>
<contactref element="IC10" pad="17"/>
<contactref element="IC10" pad="29"/>
<contactref element="IC10" pad="41"/>
<contactref element="IC10" pad="9"/>
</signal>
<signal name="N$26">
<contactref element="R3" pad="1"/>
<contactref element="R4" pad="2"/>
<contactref element="U1" pad="1"/>
</signal>
<signal name="N$15">
<contactref element="U1" pad="8"/>
<contactref element="R5" pad="2"/>
<contactref element="R6" pad="2"/>
</signal>
<signal name="N$20">
<contactref element="R6" pad="1"/>
<contactref element="U1" pad="5"/>
<contactref element="U8" pad="51"/>
</signal>
<signal name="N$27">
<contactref element="R7" pad="1"/>
<contactref element="R8" pad="2"/>
<contactref element="U2" pad="1"/>
<contactref element="U2" pad="1"/>
</signal>
<signal name="N$28">
<contactref element="R9" pad="2"/>
<contactref element="R10" pad="2"/>
<contactref element="U2" pad="8"/>
<contactref element="U2" pad="8"/>
</signal>
<signal name="N$13">
<contactref element="R11" pad="1"/>
<contactref element="R12" pad="2"/>
<contactref element="U3" pad="1"/>
<contactref element="U3" pad="1"/>
</signal>
<signal name="N$21">
<contactref element="R13" pad="2"/>
<contactref element="R14" pad="2"/>
<contactref element="U3" pad="8"/>
<contactref element="U3" pad="8"/>
</signal>
<signal name="N$22">
<contactref element="R1" pad="1"/>
<contactref element="R2" pad="2"/>
<contactref element="U4" pad="1"/>
</signal>
<signal name="N$25">
<contactref element="R15" pad="2"/>
<contactref element="R16" pad="2"/>
<contactref element="U4" pad="8"/>
</signal>
<signal name="N$31">
<contactref element="IN-A" pad="WT"/>
<contactref element="R7" pad="2"/>
</signal>
<signal name="N$32">
<contactref element="IN-A" pad="RD"/>
<contactref element="R3" pad="2"/>
</signal>
<signal name="N$29">
<contactref element="R1" pad="2"/>
<contactref element="IN-B" pad="WT"/>
</signal>
<signal name="N$30">
<contactref element="R11" pad="2"/>
<contactref element="IN-B" pad="RD"/>
</signal>
<signal name="N$41">
<contactref element="R21" pad="2"/>
<contactref element="C5" pad="2"/>
<contactref element="BOOTH" pad="RD"/>
</signal>
<signal name="N$42">
<contactref element="R22" pad="2"/>
<contactref element="C6" pad="2"/>
<contactref element="BOOTH" pad="WT"/>
</signal>
<signal name="N$70">
<contactref element="X2" pad="1"/>
<contactref element="U5" pad="4"/>
</signal>
<signal name="N$71">
<contactref element="X2" pad="3"/>
<contactref element="U5" pad="3"/>
</signal>
<signal name="N$81">
<contactref element="X2" pad="6"/>
<contactref element="U6" pad="4"/>
</signal>
<signal name="N$82">
<contactref element="X2" pad="4"/>
<contactref element="U6" pad="3"/>
</signal>
<signal name="N$84">
<contactref element="X2" pad="C1"/>
<contactref element="IC1" pad="14"/>
</signal>
<signal name="N$85">
<contactref element="X2" pad="C2"/>
<contactref element="IC1" pad="15"/>
</signal>
<signal name="N$14">
<contactref element="U8" pad="52"/>
<contactref element="U1" pad="4"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="N$37">
<contactref element="IC3" pad="2"/>
<contactref element="R27" pad="1"/>
<contactref element="R28" pad="2"/>
<contactref element="R28" pad="2"/>
</signal>
<signal name="N$38">
<contactref element="IC3" pad="6"/>
<contactref element="R28" pad="1"/>
<contactref element="U8" pad="58"/>
</signal>
<signal name="N$39">
<contactref element="IC4" pad="2"/>
<contactref element="R29" pad="1"/>
<contactref element="R30" pad="2"/>
<contactref element="R30" pad="2"/>
</signal>
<signal name="N$40">
<contactref element="IC4" pad="6"/>
<contactref element="R30" pad="1"/>
<contactref element="U8" pad="60"/>
</signal>
<signal name="N$43">
<contactref element="IC8" pad="2"/>
<contactref element="IC9" pad="2"/>
<contactref element="MULTI" pad="RING"/>
</signal>
<signal name="N$44">
<contactref element="MULTI" pad="SLEEVE"/>
<contactref element="IC5" pad="2"/>
<contactref element="IC6" pad="2"/>
</signal>
<signal name="N$45">
<contactref element="R27" pad="2"/>
<contactref element="IC5" pad="1"/>
</signal>
<signal name="N$46">
<contactref element="R29" pad="2"/>
<contactref element="IC8" pad="1"/>
</signal>
<signal name="N$47">
<contactref element="IC9" pad="1"/>
</signal>
<signal name="N$48">
<contactref element="IC6" pad="1"/>
</signal>
<signal name="N$49">
<contactref element="R22" pad="1"/>
<contactref element="R33" pad="2"/>
<contactref element="C13" pad="1"/>
</signal>
<signal name="N$50">
<contactref element="R21" pad="1"/>
<contactref element="R34" pad="2"/>
<contactref element="C14" pad="1"/>
</signal>
<signal name="N$33">
<contactref element="R17" pad="2"/>
<contactref element="C1" pad="2"/>
<contactref element="OUT-A" pad="RD"/>
</signal>
<signal name="N$34">
<contactref element="R18" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="OUT-A" pad="WT"/>
</signal>
<signal name="N$35">
<contactref element="R18" pad="1"/>
<contactref element="R19" pad="2"/>
<contactref element="C3" pad="1"/>
</signal>
<signal name="N$36">
<contactref element="R17" pad="1"/>
<contactref element="R20" pad="2"/>
<contactref element="C4" pad="1"/>
</signal>
<signal name="N$51">
<contactref element="R35" pad="2"/>
<contactref element="C15" pad="2"/>
<contactref element="OUT-B" pad="RD"/>
</signal>
<signal name="N$52">
<contactref element="R36" pad="2"/>
<contactref element="C16" pad="2"/>
<contactref element="OUT-B" pad="WT"/>
</signal>
<signal name="N$53">
<contactref element="R36" pad="1"/>
<contactref element="R37" pad="2"/>
<contactref element="C17" pad="1"/>
</signal>
<signal name="N$54">
<contactref element="R35" pad="1"/>
<contactref element="R38" pad="2"/>
<contactref element="C18" pad="1"/>
</signal>
<signal name="N$55">
<contactref element="C18" pad="2"/>
<contactref element="U8" pad="40"/>
</signal>
<signal name="N$56">
<contactref element="C17" pad="2"/>
<contactref element="U8" pad="39"/>
</signal>
<signal name="N$57">
<contactref element="C4" pad="2"/>
<contactref element="U8" pad="36"/>
</signal>
<signal name="N$58">
<contactref element="C3" pad="2"/>
<contactref element="U8" pad="34"/>
</signal>
<signal name="N$59">
<contactref element="C13" pad="2"/>
<contactref element="U8" pad="30"/>
</signal>
<signal name="N$60">
<contactref element="C14" pad="2"/>
<contactref element="U8" pad="31"/>
</signal>
<signal name="N$61">
<contactref element="R23" pad="2"/>
<contactref element="C7" pad="2"/>
<contactref element="HEADPHONES" pad="RING"/>
</signal>
<signal name="N$62">
<contactref element="R24" pad="2"/>
<contactref element="C8" pad="2"/>
<contactref element="HEADPHONES" pad="SLEEVE"/>
</signal>
<signal name="N$63">
<contactref element="R24" pad="1"/>
<contactref element="R25" pad="2"/>
<contactref element="C9" pad="1"/>
</signal>
<signal name="N$64">
<contactref element="R23" pad="1"/>
<contactref element="R26" pad="2"/>
<contactref element="C10" pad="1"/>
</signal>
<signal name="N$65">
<contactref element="C10" pad="2"/>
<contactref element="U8" pad="27"/>
</signal>
<signal name="N$66">
<contactref element="C9" pad="2"/>
<contactref element="U8" pad="26"/>
</signal>
<signal name="N$67">
<contactref element="U8" pad="1"/>
<contactref element="IC10" pad="6"/>
</signal>
<signal name="N$68">
<contactref element="U8" pad="2"/>
<contactref element="IC10" pad="8"/>
</signal>
<signal name="N$69">
<contactref element="U8" pad="3"/>
<contactref element="IC10" pad="10"/>
</signal>
<signal name="N$72">
<contactref element="U8" pad="5"/>
<contactref element="IC10" pad="11"/>
</signal>
<signal name="N$74">
<contactref element="U8" pad="9"/>
<contactref element="IC10" pad="12"/>
</signal>
<signal name="N$75">
<contactref element="U8" pad="10"/>
<contactref element="IC10" pad="13"/>
</signal>
<signal name="N$76">
<contactref element="U8" pad="11"/>
<contactref element="IC10" pad="14"/>
</signal>
<signal name="N$77">
<contactref element="U8" pad="12"/>
<contactref element="IC10" pad="15"/>
</signal>
<signal name="N$78">
<contactref element="U8" pad="13"/>
<contactref element="IC10" pad="18"/>
</signal>
<signal name="N$79">
<contactref element="U8" pad="14"/>
<contactref element="IC10" pad="19"/>
</signal>
<signal name="N$80">
<contactref element="U8" pad="15"/>
<contactref element="IC10" pad="20"/>
</signal>
<signal name="N$86">
<contactref element="U8" pad="16"/>
<contactref element="IC10" pad="21"/>
</signal>
<signal name="N$87">
<contactref element="U8" pad="17"/>
<contactref element="IC10" pad="22"/>
</signal>
<signal name="N$88">
<contactref element="U8" pad="18"/>
<contactref element="IC10" pad="23"/>
</signal>
<signal name="N$89">
<contactref element="U8" pad="19"/>
<contactref element="IC10" pad="25"/>
</signal>
<signal name="N$90">
<contactref element="U8" pad="64"/>
<contactref element="IC10" pad="5"/>
</signal>
<signal name="N$91">
<contactref element="U8" pad="63"/>
<contactref element="IC10" pad="3"/>
</signal>
<signal name="N$92">
<contactref element="U8" pad="61"/>
<contactref element="IC10" pad="2"/>
</signal>
<signal name="N$73">
<contactref element="U6" pad="5"/>
<contactref element="IC10" pad="44"/>
</signal>
<signal name="N$83">
<contactref element="U5" pad="5"/>
<contactref element="IC10" pad="43"/>
</signal>
<signal name="N$93">
<contactref element="IC1" pad="112"/>
<contactref element="IC10" pad="34"/>
</signal>
<signal name="N$94">
<contactref element="IC1" pad="114"/>
<contactref element="IC10" pad="33"/>
</signal>
<signal name="N$95">
<contactref element="IC1" pad="116"/>
<contactref element="IC10" pad="31"/>
</signal>
<signal name="N$96">
<contactref element="IC10" pad="30"/>
<contactref element="IC1" pad="119"/>
</signal>
<signal name="N$97">
<contactref element="IC10" pad="28"/>
<contactref element="IC1" pad="121"/>
</signal>
<signal name="N$98">
<contactref element="IC10" pad="27"/>
<contactref element="IC1" pad="122"/>
</signal>
<signal name="N$99">
<contactref element="IC1" pad="12"/>
<contactref element="QG1" pad="3"/>
</signal>
<signal name="N$100">
<contactref element="IC1" pad="125"/>
<contactref element="QG2" pad="3"/>
</signal>
<signal name="N$101">
<contactref element="IC10" pad="37"/>
<contactref element="QG3" pad="3"/>
</signal>
<signal name="+3V3">
<contactref element="IC7" pad="4"/>
<contactref element="C19" pad="+"/>
<contactref element="U6" pad="1"/>
<contactref element="U5" pad="1"/>
<contactref element="QG3" pad="4"/>
<contactref element="QG1" pad="4"/>
<contactref element="IC1" pad="135"/>
<contactref element="IC1" pad="109"/>
<contactref element="IC1" pad="76"/>
<contactref element="IC1" pad="40"/>
<contactref element="IC1" pad="4"/>
<contactref element="IC1" pad="141"/>
<contactref element="IC1" pad="111"/>
<contactref element="IC1" pad="107"/>
<contactref element="IC1" pad="77"/>
<contactref element="IC1" pad="71"/>
<contactref element="IC1" pad="41"/>
<contactref element="IC1" pad="36"/>
<contactref element="IC1" pad="5"/>
<contactref element="IC1" pad="131"/>
<contactref element="IC1" pad="94"/>
<contactref element="IC1" pad="59"/>
<contactref element="IC1" pad="25"/>
<contactref element="IC1" pad="137"/>
<contactref element="IC1" pad="17"/>
<contactref element="IC1" pad="16"/>
<contactref element="C12" pad="+"/>
<contactref element="R31" pad="2"/>
<contactref element="U8" pad="4"/>
<contactref element="U8" pad="8"/>
<contactref element="U8" pad="6"/>
<contactref element="U8" pad="24"/>
<contactref element="QG4" pad="4"/>
<contactref element="IC2" pad="26"/>
<contactref element="IC2" pad="6"/>
<contactref element="IC2" pad="3"/>
<contactref element="IC2" pad="31"/>
<contactref element="IC2" pad="25"/>
</signal>
<signal name="N$104">
<contactref element="J1" pad="PWR"/>
<contactref element="C11" pad="+"/>
<contactref element="IC7" pad="3"/>
<contactref element="IC11" pad="3"/>
</signal>
<signal name="N$103">
<contactref element="IC1" pad="127"/>
<contactref element="R31" pad="1"/>
<contactref element="QG2" pad="4"/>
</signal>
<signal name="N$106">
<contactref element="IC2" pad="4"/>
</signal>
<signal name="N$102">
<contactref element="IC2" pad="27"/>
<contactref element="QG4" pad="3"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
