<?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="0" y2="12.7" width="0" layer="20"/>
<wire x1="0" y1="12.7" x2="0" y2="25.4" width="0" layer="20"/>
<wire x1="0" y1="25.4" x2="24.13" y2="25.4" width="0" layer="20"/>
<wire x1="24.13" y1="25.4" x2="25.4" y2="25.4" width="0" layer="20"/>
<wire x1="25.4" y1="25.4" x2="25.4" y2="12.7" width="0" layer="20"/>
<wire x1="25.4" y1="12.7" x2="25.4" y2="0" width="0" layer="20"/>
<wire x1="25.4" y1="0" x2="0" y2="0" width="0" layer="20"/>
<wire x1="0" y1="12.7" x2="25.4" y2="12.7" width="0" layer="20" curve="-180"/>
<wire x1="25.4" y1="12.7" x2="0" y2="12.7" width="0" layer="20" curve="-180"/>
</plain>
<libraries>
<library name="microchip">
<packages>
<package name="SO-08M">
<description>&lt;B&gt;Small Outline Medium Plastic Gull Wing&lt;/B&gt;&lt;p&gt;
207-mil body, package type SM</description>
</package>
</packages>
</library>
<library name="wirepad">
<packages>
<package name="SMD1,27-2,54">
<description>&lt;b&gt;SMD PAD&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="74xx-us">
<packages>
<package name="SO16">
<description>&lt;b&gt;Small Outline package&lt;/b&gt; 150 mil</description>
</package>
</packages>
</library>
<library name="rcl">
<packages>
<package name="R0805">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="IC1" library="microchip" package="SO-08M" value="PIC12C672SM">
<attribute name="NAME"/>
<attribute name="VALUE"/>
<attribute name="OC_NEWARK" value="72K7294"/>
<attribute name="MPN" value="PIC12C672-04/SM"/>
<attribute name="MF" value="MICROCHIP"/>
<attribute name="OC_FARNELL" value="1137297"/>
</element>
<element name="IC2" library="74xx-us" package="SO16" value="74LS137D"/>
<element name="PAD1" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD2" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD3" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD6" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD5" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD4" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD7" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD8" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD9" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD12" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD11" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD10" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="R1" library="rcl" package="R0805" value="1K"/>
<element name="R2" library="rcl" package="R0805" value="1K"/>
<element name="R3" library="rcl" package="R0805" value="1K"/>
<element name="R4" library="rcl" package="R0805" value="1K"/>
<element name="R5" library="rcl" package="R0805" value="1K"/>
<element name="R6" library="rcl" package="R0805" value="1K"/>
<element name="PAD15" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD16" library="wirepad" package="SMD1,27-2,54" value=""/>
</elements>
<signals>
<signal name="GND">
<contactref element="IC1" pad="8"/>
<contactref element="IC2" pad="8"/>
<contactref element="PAD16" pad="1"/>
</signal>
<signal name="VCC">
<contactref element="IC1" pad="1"/>
<contactref element="IC2" pad="16"/>
<contactref element="R6" pad="2"/>
</signal>
<signal name="!ROW0">
<contactref element="IC2" pad="15"/>
<contactref element="PAD12" pad="1"/>
</signal>
<signal name="!ROW1">
<contactref element="IC2" pad="14"/>
<contactref element="PAD11" pad="1"/>
</signal>
<signal name="!ROW2">
<contactref element="IC2" pad="13"/>
<contactref element="PAD2" pad="1"/>
</signal>
<signal name="!ROW3">
<contactref element="IC2" pad="12"/>
<contactref element="PAD9" pad="1"/>
</signal>
<signal name="!ROW4">
<contactref element="IC2" pad="11"/>
<contactref element="PAD4" pad="1"/>
</signal>
<signal name="!ROW5">
<contactref element="IC2" pad="10"/>
<contactref element="PAD5" pad="1"/>
</signal>
<signal name="!ROW6">
<contactref element="IC2" pad="9"/>
<contactref element="PAD6" pad="1"/>
</signal>
<signal name="RC0">
<contactref element="IC2" pad="1"/>
<contactref element="IC1" pad="7"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="RC1">
<contactref element="R2" pad="2"/>
<contactref element="IC2" pad="2"/>
<contactref element="IC1" pad="6"/>
</signal>
<signal name="RC2">
<contactref element="IC2" pad="3"/>
<contactref element="IC1" pad="5"/>
<contactref element="R3" pad="2"/>
</signal>
<signal name="STEM">
<contactref element="R6" pad="1"/>
<contactref element="PAD15" pad="1"/>
<contactref element="IC1" pad="4"/>
</signal>
<signal name="RC3">
<contactref element="IC2" pad="6"/>
<contactref element="R4" pad="2"/>
<contactref element="IC1" pad="3"/>
</signal>
<signal name="RC4">
<contactref element="IC2" pad="5"/>
<contactref element="R5" pad="2"/>
<contactref element="IC2" pad="4"/>
<contactref element="IC1" pad="2"/>
</signal>
<signal name="COL0">
<contactref element="R1" pad="1"/>
<contactref element="PAD1" pad="1"/>
</signal>
<signal name="COL4">
<contactref element="R5" pad="1"/>
<contactref element="PAD8" pad="1"/>
</signal>
<signal name="COL3">
<contactref element="R4" pad="1"/>
<contactref element="PAD7" pad="1"/>
</signal>
<signal name="COL2">
<contactref element="R3" pad="1"/>
<contactref element="PAD10" pad="1"/>
</signal>
<signal name="COL1">
<contactref element="R2" pad="1"/>
<contactref element="PAD3" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
