<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.2">
<drawing>
<board>
<plain>
<wire x1="3.81" y1="6.35" x2="96.19" y2="6.35" width="0" layer="20"/>
<wire x1="96.19" y1="6.35" x2="96.19" y2="69.84" width="0" layer="20"/>
<wire x1="96.19" y1="69.84" x2="3.81" y2="69.84" width="0" layer="20"/>
<wire x1="3.81" y1="69.84" x2="3.81" y2="6.35" width="0" layer="20"/>
</plain>
<libraries>
<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="DIL16">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
<package name="1X09">
</package>
<package name="CAP-PTH-5MM">
</package>
<package name="CPOL-RADIAL-10UF-25V">
</package>
<package name="1X14">
</package>
</packages>
</library>
<library name="gm-resistors">
<description>&lt;b&gt;Resistors&lt;/b&gt;
&lt;ul&gt;
&lt;li&gt;6mm long -- the size of 1/4 watt resistors
&lt;li&gt; all resistor values have the same size package; you choose the value of resistance 
&lt;/ul&gt;</description>
<packages>
<package name="R0207/3">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;br&gt;
&lt;br&gt;
length: 6mm&lt;br&gt;
format: 0.1" (perfboard)&lt;br&gt;
spacing: 3 holes

&lt;p&gt;This length resistor applies to 1/4 watt metal film.</description>
</package>
</packages>
</library>
<library name="resistor-sil">
<description>&lt;b&gt;Resistors in Single Inline Packages&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SIL5">
<description>&lt;b&gt;Single In Line&lt;/b&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="IC1" library="SparkFun" package="DIL16" value="74157N"/>
<element name="IC2" library="SparkFun" package="DIL16" value="74157N"/>
<element name="IC3" library="SparkFun" package="DIL16" value="74157N"/>
<element name="JP1" library="SparkFun" package="1X09" value="M09"/>
<element name="R1" library="gm-resistors" package="R0207/3" value="330"/>
<element name="R2" library="gm-resistors" package="R0207/3" value="330"/>
<element name="R3" library="gm-resistors" package="R0207/3" value="330"/>
<element name="R4" library="gm-resistors" package="R0207/3" value="330"/>
<element name="C2" library="SparkFun" package="CAP-PTH-5MM" value="0.1uF"/>
<element name="C3" library="SparkFun" package="CAP-PTH-5MM" value="0.1uF"/>
<element name="C1" library="SparkFun" package="CAP-PTH-5MM" value="0.1uF"/>
<element name="C4" library="SparkFun" package="CPOL-RADIAL-10UF-25V" value="47uF"/>
<element name="R5" library="gm-resistors" package="R0207/3" value="47K"/>
<element name="R6" library="gm-resistors" package="R0207/3" value="47K"/>
<element name="JP2" library="SparkFun" package="1X14" value="M14"/>
<element name="RN1" library="resistor-sil" package="SIL5" value="47K">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="RN2" library="resistor-sil" package="SIL5" value="47K">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="RN3" library="resistor-sil" package="SIL5" value="47K">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
</elements>
<signals>
<signal name="N$10">
<contactref element="IC1" pad="4"/>
<contactref element="R1" pad="1"/>
</signal>
<signal name="N$11">
<contactref element="R2" pad="1"/>
<contactref element="IC1" pad="7"/>
</signal>
<signal name="N$12">
<contactref element="IC1" pad="9"/>
<contactref element="R3" pad="1"/>
</signal>
<signal name="N$13">
<contactref element="IC1" pad="12"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="GND">
<contactref element="JP1" pad="8"/>
<contactref element="JP1" pad="9"/>
<contactref element="IC1" pad="1"/>
<contactref element="IC1" pad="15"/>
<contactref element="C1" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="C3" pad="2"/>
<contactref element="IC1" pad="8"/>
<contactref element="IC2" pad="8"/>
<contactref element="IC3" pad="8"/>
<contactref element="IC3" pad="3"/>
<contactref element="IC3" pad="13"/>
<contactref element="IC3" pad="10"/>
<contactref element="IC3" pad="6"/>
<contactref element="C4" pad="2"/>
<contactref element="JP2" pad="13"/>
<contactref element="JP2" pad="14"/>
</signal>
<signal name="VCC">
<contactref element="C1" pad="1"/>
<contactref element="C2" pad="1"/>
<contactref element="C3" pad="1"/>
<contactref element="IC1" pad="16"/>
<contactref element="JP1" pad="1"/>
<contactref element="IC2" pad="16"/>
<contactref element="IC3" pad="16"/>
<contactref element="C4" pad="1"/>
<contactref element="R5" pad="2"/>
<contactref element="R6" pad="2"/>
<contactref element="RN3" pad="1"/>
<contactref element="RN1" pad="1"/>
<contactref element="RN2" pad="1"/>
</signal>
<signal name="D0">
<contactref element="JP1" pad="2"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="D1">
<contactref element="JP1" pad="3"/>
<contactref element="R2" pad="2"/>
</signal>
<signal name="D2">
<contactref element="R3" pad="2"/>
<contactref element="JP1" pad="4"/>
</signal>
<signal name="D3">
<contactref element="JP1" pad="5"/>
<contactref element="R4" pad="2"/>
</signal>
<signal name="SEL">
<contactref element="JP1" pad="6"/>
<contactref element="R5" pad="1"/>
<contactref element="IC3" pad="1"/>
<contactref element="IC2" pad="1"/>
</signal>
<signal name="CLR">
<contactref element="JP1" pad="7"/>
<contactref element="R6" pad="1"/>
<contactref element="IC2" pad="15"/>
<contactref element="IC3" pad="15"/>
</signal>
<signal name="1A1">
<contactref element="IC1" pad="2"/>
<contactref element="IC2" pad="4"/>
</signal>
<signal name="2A1">
<contactref element="IC1" pad="5"/>
<contactref element="IC2" pad="7"/>
</signal>
<signal name="3A1">
<contactref element="IC1" pad="11"/>
<contactref element="IC2" pad="9"/>
</signal>
<signal name="4A1">
<contactref element="IC1" pad="14"/>
<contactref element="IC2" pad="12"/>
</signal>
<signal name="1B1">
<contactref element="IC1" pad="3"/>
<contactref element="IC3" pad="4"/>
</signal>
<signal name="2B1">
<contactref element="IC1" pad="6"/>
<contactref element="IC3" pad="7"/>
</signal>
<signal name="3B1">
<contactref element="IC1" pad="10"/>
<contactref element="IC3" pad="9"/>
</signal>
<signal name="4B1">
<contactref element="IC1" pad="13"/>
<contactref element="IC3" pad="12"/>
</signal>
<signal name="III">
<contactref element="IC3" pad="2"/>
<contactref element="JP2" pad="9"/>
<contactref element="RN3" pad="5"/>
</signal>
<signal name="IV">
<contactref element="IC3" pad="5"/>
<contactref element="JP2" pad="10"/>
<contactref element="RN3" pad="4"/>
</signal>
<signal name="V">
<contactref element="IC3" pad="11"/>
<contactref element="JP2" pad="11"/>
<contactref element="RN3" pad="3"/>
</signal>
<signal name="VI">
<contactref element="IC3" pad="14"/>
<contactref element="JP2" pad="12"/>
<contactref element="RN3" pad="2"/>
</signal>
<signal name="I">
<contactref element="IC2" pad="2"/>
<contactref element="JP2" pad="1"/>
<contactref element="RN1" pad="5"/>
</signal>
<signal name="II">
<contactref element="IC2" pad="5"/>
<contactref element="JP2" pad="3"/>
<contactref element="RN1" pad="3"/>
</signal>
<signal name="SELECT">
<contactref element="IC2" pad="11"/>
<contactref element="JP2" pad="5"/>
<contactref element="RN2" pad="5"/>
</signal>
<signal name="RUN">
<contactref element="IC2" pad="14"/>
<contactref element="JP2" pad="7"/>
<contactref element="RN2" pad="3"/>
</signal>
<signal name="UP">
<contactref element="IC2" pad="3"/>
<contactref element="JP2" pad="2"/>
<contactref element="RN1" pad="4"/>
</signal>
<signal name="RIGHT">
<contactref element="IC2" pad="6"/>
<contactref element="JP2" pad="4"/>
<contactref element="RN1" pad="2"/>
</signal>
<signal name="DOWN">
<contactref element="IC2" pad="10"/>
<contactref element="JP2" pad="6"/>
<contactref element="RN2" pad="4"/>
</signal>
<signal name="LEFT">
<contactref element="IC2" pad="13"/>
<contactref element="JP2" pad="8"/>
<contactref element="RN2" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
