<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.6.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="68.58" y2="0" width="0" layer="20"/>
<wire x1="68.58" y1="0" x2="68.58" y2="38.1" width="0" layer="20"/>
<wire x1="68.58" y1="38.1" x2="0" y2="38.1" width="0" layer="20"/>
<wire x1="0" y1="38.1" x2="0" y2="0" width="0" layer="20"/>
<text>(c) C.Schnarel 2015</text>
<text>VIN</text>
<text>GND</text>
<text>ISP</text>
<text>LEFT</text>
<text>RIGHT</text>
<text>SDA</text>
<text>SCL</text>
<text>SEN</text>
<text>SA1</text>
<text>SA0</text>
<text>VU_L</text>
<text>GND</text>
<text>GND</text>
<text>6V</text>
<text>24V</text>
<text>EN</text>
</plain>
<libraries>
<library name="NewFrame">
<packages>
<package name="FR-LTR-ON-PCB">
</package>
</packages>
</library>
<library name="ChipsParts">
<packages>
<package name="UMAX-10">
</package>
<package name="0805-POL">
</package>
<package name="0805">
<description>Copied from SparkFun-Resistor.lbr.</description>
</package>
<package name="TSSOP-14(TI)">
<description>TSSOP-14, TI PW package, From TI SM74LV164a datasheet</description>
</package>
</packages>
</library>
<library name="SparkFun-Capacitors">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find resistors, capacitors, inductors, test points, jumper pads, etc.&lt;br&gt;&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is the end user's responsibility to ensure correctness and suitablity for a given componet or application. 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="0805">
</package>
</packages>
</library>
<library name="SparkFun-Connectors">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find connectors and sockets- basically anything that can be plugged into or onto.&lt;br&gt;&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is the end user's responsibility to ensure correctness and suitablity for a given componet or application. 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; Creative Commons ShareAlike 4.0 International - https://creativecommons.org/licenses/by-sa/4.0/ 
&lt;br&gt;&lt;br&gt;
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="1X02">
</package>
<package name="2X3">
</package>
<package name="2X8">
</package>
<package name="2X10">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="1X01">
</package>
</packages>
</library>
<library name="SparkFun-Resistors">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find resistors, capacitors, inductors, test points, jumper pads, etc.&lt;br&gt;&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is the end user's responsibility to ensure correctness and suitablity for a given componet or application. 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; Creative Commons ShareAlike 4.0 International - https://creativecommons.org/licenses/by-sa/4.0/ 
&lt;br&gt;&lt;br&gt;
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="0805">
</package>
</packages>
</library>
<library name="SparkFun-AnalogIC">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find all manner of analog ICs- DACs, ADCs, video chips, op-amps, and others.&lt;br&gt;&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is the end user's responsibility to ensure correctness and suitablity for a given componet or application. 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;Creative Commons ShareAlike 4.0 International - https://creativecommons.org/licenses/by-sa/4.0/
&lt;br&gt;&lt;br&gt;
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="SO08">
<description>&lt;b&gt;Small Outline Package&lt;/b&gt; Fits JEDEC packages (narrow SOIC-8)</description>
</package>
</packages>
</library>
<library name="SparkFun-PowerIC">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find drivers, regulators, and amplifiers.&lt;br&gt;&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is the end user's responsibility to ensure correctness and suitablity for a given componet or application. 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; Creative Commons ShareAlike 4.0 International - https://creativecommons.org/licenses/by-sa/4.0/ 
&lt;br&gt;&lt;br&gt;
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="SOT23-5">
<description>&lt;b&gt;Small Outline Transistor&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="SparkFun">
<packages>
<package name="TQFP32-08">
<description>&lt;B&gt;Thin Plasic Quad Flat Package&lt;/B&gt; Grid 0.8 mm</description>
</package>
</packages>
</library>
<library name="SparkFun-FreqCtrl">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find crystals and oscillators and other things that go "tick".&lt;br&gt;&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is the end user's responsibility to ensure correctness and suitablity for a given componet or application. 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="RESONATOR-SMD">
</package>
</packages>
</library>
<library name="SparkFun-Electromechanical">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find anything that moves- switches, relays, buttons, potentiometers. Also, anything that goes on a board but isn't electrical in nature- screws, standoffs, etc.&lt;br&gt;&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is the end user's responsibility to ensure correctness and suitablity for a given componet or application. 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; Creative Commons ShareAlike 4.0 International - https://creativecommons.org/licenses/by-sa/4.0/ 
&lt;br&gt;&lt;br&gt;
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="STAND-OFF">
<description>&lt;b&gt;Stand Off&lt;/b&gt;&lt;p&gt;
This is the mechanical footprint for a #4 phillips button head screw. Use the keepout ring to avoid running the screw head into surrounding components. SKU : PRT-00447</description>
</package>
</packages>
</library>
<library name="playground">
<packages>
<package name="D24V5F6">
</package>
</packages>
</library>
<library name="SparkFun-DiscreteSemi">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find discrete semiconductors- transistors, diodes, TRIACs, optoisolators, etc.&lt;br&gt;&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is the end user's responsibility to ensure correctness and suitablity for a given componet or application. 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; Creative Commons ShareAlike 4.0 International - https://creativecommons.org/licenses/by-sa/4.0/ 
&lt;br&gt;&lt;br&gt;
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="SOT23-3">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="FRAME1" library="NewFrame" package="FR-LTR-ON-PCB" value="FRAME_LTR_CU_MARK">
<attribute name="DESIGNER" value="C.Schnarel"/>
<attribute name="CNAME" value="SwitchBoard"/>
<attribute name="CREVISION" value="Rev.D"/>
<attribute name="DATECODE" value="10JUN2015"/>
</element>
<element name="U4" library="ChipsParts" package="UMAX-10" value="MAX4634EUB">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U3" library="ChipsParts" package="UMAX-10" value="MAX4634EUB">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C14" library="SparkFun-Capacitors" package="0805" value="0.1uF">
<attribute name="NAME"/>
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<element name="C15" library="SparkFun-Capacitors" package="0805" value="0.1uF">
<attribute name="NAME"/>
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</element>
<element name="JP9" library="SparkFun-Connectors" package="1X02" value="RO">
<attribute name="VALUE"/>
</element>
<element name="JP10" library="SparkFun-Connectors" package="1X02" value="LO">
<attribute name="VALUE"/>
</element>
<element name="C2" library="ChipsParts" package="0805-POL" value="4.7uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="ChipsParts" package="0805-POL" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="FB1" library="ChipsParts" package="0805" value="2.5k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C1" library="ChipsParts" package="0805-POL" value="4.7uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C25" library="SparkFun-Capacitors" package="0805" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="IC1" library="SparkFun-AnalogIC" package="SO08" value="LMV358SOIC">
<attribute name="PROD_ID" value="IC-09657"/>
<attribute name="VALUE"/>
<attribute name="NAME"/>
</element>
<element name="R4" library="SparkFun-Resistors" package="0805" value="100k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R5" library="SparkFun-Resistors" package="0805" value="47k">
<attribute name="NAME"/>
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<element name="C19" library="SparkFun-Capacitors" package="0805" value="10pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R7" library="SparkFun-Resistors" package="0805" value="100k">
<attribute name="NAME"/>
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</element>
<element name="R10" library="SparkFun-Resistors" package="0805" value="10k">
<attribute name="NAME"/>
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</element>
<element name="R6" library="SparkFun-Resistors" package="0805" value="10k">
<attribute name="NAME"/>
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<element name="R9" library="SparkFun-Resistors" package="0805" value="47k">
<attribute name="NAME"/>
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</element>
<element name="C22" library="SparkFun-Capacitors" package="0805" value="10pF">
<attribute name="NAME"/>
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</element>
<element name="C24" library="SparkFun-Capacitors" package="0805" value="1uF">
<attribute name="NAME"/>
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<element name="C21" library="SparkFun-Capacitors" package="0805" value="1uF">
<attribute name="NAME"/>
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<element name="C23" library="SparkFun-Capacitors" package="0805" value="1uF">
<attribute name="NAME"/>
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</element>
<element name="C20" library="SparkFun-Capacitors" package="0805" value="0.1uF">
<attribute name="NAME"/>
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</element>
<element name="C9" library="SparkFun-Capacitors" package="0805" value="1uF">
<attribute name="NAME"/>
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</element>
<element name="C10" library="SparkFun-Capacitors" package="0805" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C5" library="SparkFun-Capacitors" package="0805" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C6" library="SparkFun-Capacitors" package="0805" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
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<element name="C11" library="SparkFun-Capacitors" package="0805" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
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<element name="C12" library="SparkFun-Capacitors" package="0805" value="1uF">
<attribute name="NAME"/>
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</element>
<element name="C8" library="SparkFun-Capacitors" package="0805" value="1uF">
<attribute name="NAME"/>
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</element>
<element name="C7" library="SparkFun-Capacitors" package="0805" value="1uF">
<attribute name="NAME"/>
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</element>
<element name="R8" library="SparkFun-Resistors" package="0805" value="47k">
<attribute name="NAME"/>
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</element>
<element name="R3" library="SparkFun-Resistors" package="0805" value="47k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U1" library="SparkFun-PowerIC" package="SOT23-5" value="MIC5219 5V">
<attribute name="PROD_ID" value="VREG-10107"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C4" library="SparkFun-Capacitors" package="0805" value="470pF">
<attribute name="NAME"/>
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</element>
<element name="U5" library="SparkFun" package="TQFP32-08" value="ATMEGA328">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="J1" library="SparkFun-Connectors" package="2X3" value="ISP Connector">
<attribute name="VALUE"/>
</element>
<element name="C16" library="SparkFun-Capacitors" package="0805" value="0.1uF">
<attribute name="NAME"/>
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</element>
<element name="C17" library="SparkFun-Capacitors" package="0805" value="0.1uF">
<attribute name="NAME"/>
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</element>
<element name="R2" library="SparkFun-Resistors" package="0805" value="10k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Y1" library="SparkFun-FreqCtrl" package="RESONATOR-SMD" value="16MHz">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U2" library="SparkFun-PowerIC" package="SOT23-5" value="MIC5219 5V">
<attribute name="PROD_ID" value="VREG-10107"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C13" library="SparkFun-Capacitors" package="0805" value="470pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="J2" library="SparkFun-Connectors" package="2X8" value="Display">
<attribute name="VALUE"/>
</element>
<element name="FB2" library="ChipsParts" package="0805" value="2.5k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="J3" library="SparkFun-Connectors" package="2X10" value="B2B">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C26" library="ChipsParts" package="0805-POL" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="FB3" library="ChipsParts" package="0805" value="2.5k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="JP1" library="SparkFun-Connectors" package="1X02" value="RO">
<attribute name="VALUE"/>
</element>
<element name="STANDOFF1" library="SparkFun-Electromechanical" package="STAND-OFF" value="STAND-OFF"/>
<element name="STANDOFF2" library="SparkFun-Electromechanical" package="STAND-OFF" value="STAND-OFF"/>
<element name="STANDOFF3" library="SparkFun-Electromechanical" package="STAND-OFF" value="STAND-OFF"/>
<element name="STANDOFF4" library="SparkFun-Electromechanical" package="STAND-OFF" value="STAND-OFF"/>
<element name="U8" library="playground" package="D24V5F6" value="D24V5F6"/>
<element name="C27" library="ChipsParts" package="0805-POL" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C28" library="ChipsParts" package="0805-POL" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U6" library="ChipsParts" package="TSSOP-14(TI)" value="DS1807E"/>
<element name="R1" library="SparkFun-Resistors" package="0805" value="47k"/>
<element name="R11" library="SparkFun-Resistors" package="0805" value="2k"/>
<element name="R12" library="SparkFun-Resistors" package="0805" value="2k"/>
<element name="R13" library="SparkFun-Resistors" package="0805" value="2k"/>
<element name="R14" library="SparkFun-Resistors" package="0805" value="2k"/>
<element name="R15" library="SparkFun-Resistors" package="0805" value="47k"/>
<element name="JP2" library="SparkFun-Connectors" package="1X01" value="STBY">
<attribute name="VALUE"/>
</element>
<element name="Q1" library="SparkFun-DiscreteSemi" package="SOT23-3" value="IRFML8244">
<attribute name="PROD_ID" value="TRANS-08345"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Q2" library="SparkFun-DiscreteSemi" package="SOT23-3" value="MMBT2222A">
<attribute name="PROD_ID" value="TRANS-08049"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R16" library="SparkFun-Resistors" package="0805" value="1k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="GND">
<contactref element="C14" pad="1"/>
<contactref element="U4" pad="3"/>
<contactref element="C15" pad="1"/>
<contactref element="U3" pad="3"/>
<contactref element="C1" pad="2"/>
<contactref element="C3" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="C25" pad="1"/>
<contactref element="C24" pad="1"/>
<contactref element="R10" pad="1"/>
<contactref element="C20" pad="1"/>
<contactref element="IC1" pad="4"/>
<contactref element="U1" pad="2"/>
<contactref element="C4" pad="1"/>
<contactref element="C16" pad="1"/>
<contactref element="C17" pad="1"/>
<contactref element="Y1" pad="2"/>
<contactref element="U5" pad="5"/>
<contactref element="U5" pad="3"/>
<contactref element="U5" pad="21"/>
<contactref element="U2" pad="2"/>
<contactref element="C13" pad="1"/>
<contactref element="J2" pad="4"/>
<contactref element="J2" pad="9"/>
<contactref element="J1" pad="6"/>
<contactref element="J3" pad="5"/>
<contactref element="J3" pad="7"/>
<contactref element="J3" pad="9"/>
<contactref element="J3" pad="11"/>
<contactref element="J3" pad="13"/>
<contactref element="J3" pad="15"/>
<contactref element="J3" pad="17"/>
<contactref element="J3" pad="19"/>
<contactref element="J3" pad="1"/>
<contactref element="J3" pad="3"/>
<contactref element="C26" pad="2"/>
<contactref element="JP1" pad="1"/>
<contactref element="J2" pad="15"/>
<contactref element="U8" pad="GND"/>
<contactref element="C27" pad="2"/>
<contactref element="C28" pad="2"/>
<contactref element="U6" pad="4"/>
<contactref element="U6" pad="3"/>
<contactref element="U6" pad="2"/>
<contactref element="R1" pad="2"/>
<contactref element="R12" pad="2"/>
<contactref element="R14" pad="2"/>
<contactref element="R15" pad="2"/>
<contactref element="U6" pad="11"/>
<contactref element="U6" pad="1"/>
<contactref element="JP9" pad="2"/>
<contactref element="JP10" pad="2"/>
<contactref element="Q1" pad="2"/>
<contactref element="Q2" pad="2"/>
</signal>
<signal name="SA0">
<contactref element="U4" pad="1"/>
<contactref element="U3" pad="1"/>
<contactref element="U5" pad="32"/>
</signal>
<signal name="SA1">
<contactref element="U4" pad="10"/>
<contactref element="U3" pad="10"/>
<contactref element="U5" pad="1"/>
</signal>
<signal name="SEN">
<contactref element="U4" pad="5"/>
<contactref element="U3" pad="5"/>
<contactref element="U5" pad="2"/>
<contactref element="Q1" pad="1"/>
</signal>
<signal name="SDA">
<contactref element="U5" pad="27"/>
<contactref element="U6" pad="12"/>
</signal>
<signal name="SCL">
<contactref element="U5" pad="28"/>
<contactref element="U6" pad="13"/>
</signal>
<signal name="5V">
<contactref element="U5" pad="18"/>
<contactref element="U5" pad="4"/>
<contactref element="U5" pad="6"/>
<contactref element="C16" pad="2"/>
<contactref element="R2" pad="2"/>
<contactref element="U2" pad="5"/>
<contactref element="J1" pad="2"/>
<contactref element="C28" pad="1"/>
<contactref element="C25" pad="2"/>
<contactref element="U6" pad="14"/>
<contactref element="R16" pad="1"/>
</signal>
<signal name="N$27">
<contactref element="U4" pad="8"/>
<contactref element="R8" pad="2"/>
<contactref element="U6" pad="7"/>
<contactref element="R15" pad="1"/>
</signal>
<signal name="N$28">
<contactref element="R5" pad="2"/>
<contactref element="C19" pad="1"/>
<contactref element="R4" pad="1"/>
<contactref element="IC1" pad="2"/>
</signal>
<signal name="N$31">
<contactref element="IC1" pad="1"/>
<contactref element="R4" pad="2"/>
<contactref element="JP9" pad="1"/>
<contactref element="C19" pad="2"/>
</signal>
<signal name="N$34">
<contactref element="R6" pad="2"/>
<contactref element="C24" pad="2"/>
<contactref element="IC1" pad="5"/>
<contactref element="R10" pad="2"/>
<contactref element="IC1" pad="3"/>
</signal>
<signal name="N$35">
<contactref element="R7" pad="1"/>
<contactref element="IC1" pad="6"/>
<contactref element="R9" pad="2"/>
<contactref element="C22" pad="1"/>
</signal>
<signal name="N$36">
<contactref element="R7" pad="2"/>
<contactref element="C22" pad="2"/>
<contactref element="IC1" pad="7"/>
<contactref element="JP10" pad="1"/>
</signal>
<signal name="N$38">
<contactref element="U3" pad="7"/>
<contactref element="C9" pad="1"/>
</signal>
<signal name="N$39">
<contactref element="U3" pad="2"/>
<contactref element="C10" pad="2"/>
</signal>
<signal name="N$40">
<contactref element="U3" pad="9"/>
<contactref element="C6" pad="2"/>
</signal>
<signal name="N$41">
<contactref element="U3" pad="4"/>
<contactref element="C5" pad="1"/>
</signal>
<signal name="N$42">
<contactref element="U4" pad="7"/>
<contactref element="C11" pad="1"/>
</signal>
<signal name="N$43">
<contactref element="C12" pad="2"/>
<contactref element="U4" pad="2"/>
</signal>
<signal name="N$44">
<contactref element="C8" pad="2"/>
<contactref element="U4" pad="9"/>
</signal>
<signal name="N$45">
<contactref element="C7" pad="1"/>
<contactref element="U4" pad="4"/>
</signal>
<signal name="VIN">
<contactref element="FB1" pad="1"/>
<contactref element="C1" pad="1"/>
<contactref element="JP1" pad="2"/>
</signal>
<signal name="N$2">
<contactref element="U1" pad="4"/>
<contactref element="C4" pad="2"/>
</signal>
<signal name="AREF">
<contactref element="U5" pad="20"/>
<contactref element="C17" pad="2"/>
</signal>
<signal name="RESET">
<contactref element="U5" pad="29"/>
<contactref element="R2" pad="1"/>
<contactref element="J1" pad="5"/>
</signal>
<signal name="SCK">
<contactref element="J1" pad="3"/>
<contactref element="U5" pad="17"/>
</signal>
<signal name="MISO">
<contactref element="J1" pad="1"/>
<contactref element="U5" pad="16"/>
</signal>
<signal name="N$3">
<contactref element="Y1" pad="1"/>
<contactref element="U5" pad="7"/>
</signal>
<signal name="N$4">
<contactref element="Y1" pad="3"/>
<contactref element="U5" pad="8"/>
</signal>
<signal name="VU_L">
<contactref element="C23" pad="1"/>
<contactref element="R9" pad="1"/>
<contactref element="U5" pad="19"/>
</signal>
<signal name="VU_R">
<contactref element="U5" pad="22"/>
</signal>
<signal name="RX">
<contactref element="U5" pad="30"/>
<contactref element="J3" pad="4"/>
</signal>
<signal name="TX">
<contactref element="U5" pad="31"/>
<contactref element="J3" pad="2"/>
</signal>
<signal name="A">
<contactref element="U5" pad="12"/>
<contactref element="J2" pad="6"/>
</signal>
<signal name="B">
<contactref element="U5" pad="13"/>
<contactref element="J2" pad="8"/>
</signal>
<signal name="DATA">
<contactref element="U5" pad="9"/>
<contactref element="J2" pad="3"/>
</signal>
<signal name="CLK">
<contactref element="U5" pad="10"/>
<contactref element="J2" pad="7"/>
</signal>
<signal name="S1">
<contactref element="J2" pad="11"/>
<contactref element="U5" pad="26"/>
</signal>
<signal name="S2">
<contactref element="J2" pad="14"/>
<contactref element="U5" pad="25"/>
</signal>
<signal name="S3">
<contactref element="J2" pad="16"/>
<contactref element="U5" pad="24"/>
</signal>
<signal name="S4">
<contactref element="J2" pad="13"/>
<contactref element="U5" pad="23"/>
</signal>
<signal name="A5V">
<contactref element="U1" pad="5"/>
<contactref element="R3" pad="1"/>
<contactref element="C20" pad="2"/>
<contactref element="IC1" pad="8"/>
<contactref element="R6" pad="1"/>
<contactref element="R8" pad="1"/>
<contactref element="U3" pad="6"/>
<contactref element="C14" pad="2"/>
<contactref element="C15" pad="2"/>
<contactref element="U4" pad="6"/>
<contactref element="C27" pad="1"/>
<contactref element="R11" pad="1"/>
<contactref element="R13" pad="1"/>
</signal>
<signal name="N$7">
<contactref element="U2" pad="4"/>
<contactref element="C13" pad="2"/>
</signal>
<signal name="FILTERED">
<contactref element="U1" pad="1"/>
<contactref element="U1" pad="3"/>
<contactref element="FB3" pad="2"/>
<contactref element="C26" pad="1"/>
</signal>
<signal name="N$8">
<contactref element="C9" pad="2"/>
<contactref element="J3" pad="6"/>
</signal>
<signal name="N$9">
<contactref element="C11" pad="2"/>
<contactref element="J3" pad="8"/>
</signal>
<signal name="N$14">
<contactref element="C10" pad="1"/>
<contactref element="J3" pad="18"/>
</signal>
<signal name="N$15">
<contactref element="C12" pad="1"/>
<contactref element="J3" pad="20"/>
</signal>
<signal name="N$1">
<contactref element="C5" pad="2"/>
<contactref element="J3" pad="14"/>
</signal>
<signal name="N$5">
<contactref element="C6" pad="1"/>
<contactref element="J3" pad="10"/>
</signal>
<signal name="N$10">
<contactref element="C8" pad="1"/>
<contactref element="J3" pad="12"/>
</signal>
<signal name="N$11">
<contactref element="C7" pad="2"/>
<contactref element="J3" pad="16"/>
</signal>
<signal name="N$13">
<contactref element="U2" pad="1"/>
<contactref element="U2" pad="3"/>
<contactref element="FB2" pad="2"/>
<contactref element="C3" pad="1"/>
</signal>
<signal name="6V">
<contactref element="FB3" pad="1"/>
<contactref element="FB2" pad="1"/>
<contactref element="U8" pad="VOUT"/>
<contactref element="J2" pad="1"/>
<contactref element="J2" pad="2"/>
</signal>
<signal name="LE">
<contactref element="U5" pad="11"/>
<contactref element="J2" pad="5"/>
</signal>
<signal name="S-BTN">
<contactref element="J2" pad="10"/>
<contactref element="U5" pad="14"/>
</signal>
<signal name="M-BTN">
<contactref element="U5" pad="15"/>
<contactref element="J1" pad="4"/>
<contactref element="J2" pad="12"/>
</signal>
<signal name="N$6">
<contactref element="FB1" pad="2"/>
<contactref element="U8" pad="VIN"/>
<contactref element="U8" pad="SHDN"/>
<contactref element="C2" pad="1"/>
</signal>
<signal name="N$17">
<contactref element="R11" pad="2"/>
<contactref element="R12" pad="1"/>
<contactref element="U6" pad="9"/>
</signal>
<signal name="N$18">
<contactref element="R13" pad="2"/>
<contactref element="R14" pad="1"/>
<contactref element="U6" pad="6"/>
</signal>
<signal name="N$16">
<contactref element="U3" pad="8"/>
<contactref element="R3" pad="2"/>
<contactref element="U6" pad="10"/>
<contactref element="R1" pad="1"/>
</signal>
<signal name="N$12">
<contactref element="U6" pad="8"/>
<contactref element="C23" pad="2"/>
</signal>
<signal name="N$19">
<contactref element="U6" pad="5"/>
<contactref element="C21" pad="2"/>
</signal>
<signal name="N$21">
<contactref element="Q2" pad="3"/>
<contactref element="JP2" pad="1"/>
</signal>
<signal name="N$22">
<contactref element="Q2" pad="1"/>
<contactref element="Q1" pad="3"/>
<contactref element="R16" pad="2"/>
</signal>
<signal name="N$20">
<contactref element="C21" pad="1"/>
<contactref element="R5" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
