<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.2.0">
<drawing>
<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="01_ng">
<description>Neil Gershenfeld's library</description>
<packages>
<package name="A3216-18">
<description>&lt;b&gt;Chip Capacitor Type KEMET A / EIA 3216-18 Wave solder&lt;/b&gt;&lt;p&gt;
KEMET S / EIA 3216-12</description>
</package>
</packages>
</library>
<library name="01_fab">
<packages>
<package name="SOIC14">
<description>&lt;b&gt;Small Outline Package&lt;/b&gt;</description>
</package>
<package name="SOT23">
<description>&lt;b&gt;SOT 23&lt;/b&gt;</description>
</package>
<package name="2X03SMD">
</package>
<package name="2X02SMD">
</package>
</packages>
</library>
<library name="fab">
<packages>
<package name="SOIC8">
<description>&lt;B&gt;Wide Plastic Gull Wing Small Outline Package&lt;/B&gt;</description>
</package>
<package name="6MM_SWITCH">
<description>&lt;b&gt;OMRON SWITCH&lt;/b&gt;</description>
</package>
<package name="R1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="C1" library="01_ng" package="A3216-18" value="1uF"/>
<element name="C2" library="01_ng" package="A3216-18" value=""/>
<element name="C3" library="01_ng" package="A3216-18" value=""/>
<element name="IC1" library="01_fab" package="SOIC14" value="ATTINY44-SSU"/>
<element name="IC4" library="01_fab" package="SOT23" value=""/>
<element name="U$1" library="01_fab" package="2X03SMD" value="AVRISPSMD"/>
<element name="U$4" library="01_fab" package="2X02SMD" value="PINHD-2X2-SMD"/>
<element name="U$7" library="01_fab" package="2X02SMD" value="PINHD-2X2-SMD"/>
<element name="U$11" library="fab" package="SOIC8" value="A4953-H-BRIDGE-MOTOR-DRIVER"/>
<element name="S1" library="fab" package="6MM_SWITCH" value=""/>
<element name="S2" library="fab" package="6MM_SWITCH" value=""/>
<element name="R1" library="fab" package="R1206" value=""/>
</elements>
<signals>
<signal name="GND">
<contactref element="IC4" pad="3"/>
<contactref element="U$1" pad="6"/>
<contactref element="IC1" pad="14"/>
<contactref element="C1" pad="-"/>
<contactref element="U$4" pad="2"/>
<contactref element="U$4" pad="1"/>
<contactref element="U$11" pad="1"/>
<contactref element="C2" pad="-"/>
<contactref element="C3" pad="-"/>
<contactref element="S2" pad="4"/>
<contactref element="S2" pad="3"/>
<contactref element="U$11" pad="7"/>
<contactref element="S1" pad="3"/>
<contactref element="S1" pad="4"/>
</signal>
<signal name="VCC">
<contactref element="IC1" pad="1"/>
<contactref element="U$1" pad="2"/>
<contactref element="IC4" pad="1"/>
<contactref element="C1" pad="+"/>
<contactref element="U$11" pad="4"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="RST">
<contactref element="U$1" pad="5"/>
</signal>
<signal name="MOSI">
<contactref element="U$1" pad="4"/>
<contactref element="IC1" pad="7"/>
</signal>
<signal name="SCK">
<contactref element="U$1" pad="3"/>
<contactref element="IC1" pad="9"/>
</signal>
<signal name="MISO">
<contactref element="U$1" pad="1"/>
<contactref element="IC1" pad="8"/>
</signal>
<signal name="VBAT">
<contactref element="U$4" pad="3"/>
<contactref element="U$4" pad="4"/>
<contactref element="IC4" pad="2"/>
<contactref element="C2" pad="+"/>
<contactref element="C3" pad="+"/>
<contactref element="U$11" pad="5"/>
</signal>
<signal name="PA2">
<contactref element="U$11" pad="2"/>
<contactref element="IC1" pad="11"/>
</signal>
<signal name="PA3">
<contactref element="U$11" pad="3"/>
<contactref element="IC1" pad="10"/>
</signal>
<signal name="BUTTONR">
<contactref element="IC1" pad="2"/>
<contactref element="S2" pad="1"/>
<contactref element="S2" pad="2"/>
</signal>
<signal name="BUTTONL">
<contactref element="IC1" pad="3"/>
<contactref element="S1" pad="1"/>
<contactref element="S1" pad="2"/>
</signal>
<signal name="OUT2">
<contactref element="U$7" pad="4"/>
<contactref element="U$7" pad="3"/>
<contactref element="U$11" pad="8"/>
</signal>
<signal name="OUT1">
<contactref element="U$7" pad="2"/>
<contactref element="U$7" pad="1"/>
<contactref element="U$11" pad="6"/>
</signal>
<signal name="N$1">
<contactref element="IC1" pad="4"/>
<contactref element="R1" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
