<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.5.0">
<drawing>
<board>
<plain>
<wire x1="20.701" y1="21.209" x2="55.804" y2="21.209" width="0" layer="20"/>
<wire x1="55.804" y1="21.209" x2="55.804" y2="57.775" width="0" layer="20"/>
<wire x1="55.804" y1="57.775" x2="20.701" y2="57.775" width="0" layer="20"/>
<wire x1="20.701" y1="57.775" x2="20.701" y2="21.209" width="0" layer="20"/>
</plain>
<libraries>
<library name="fab">
<packages>
<package name="SOIC14">
<description>&lt;b&gt;Small Outline Package&lt;/b&gt;</description>
</package>
<package name="2X03SMD">
</package>
</packages>
</library>
<library name="resistor">
<packages>
<package name="R1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
</packages>
</library>
<library name="rcl">
<packages>
<package name="C1206">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="fairchild_ipc-7351-transistor">
<description>&lt;b&gt;IPC-7351 compliant SMT transistors&lt;/b&gt;&lt;br&gt;
&lt;br&gt;
Symbols copied from CadSoft transistor.lbr.&lt;br&gt;
Packages generated using genpkg_sot.ulp.&lt;br&gt;
Devices are Fairchild Semiconductor types.&lt;br&gt;
&lt;br&gt;
Weartronics 2006&lt;br&gt;
http://www.weartronics.com/</description>
<packages>
<package name="SOT95P280X135-3N">
</package>
</packages>
</library>
<library name="ng">
<description>Neil Gershenfeld's library</description>
<packages>
<package name="SOT23">
<description>&lt;b&gt;SOT 23&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="con-molex">
<description>&lt;b&gt;Molex Connectors&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="22-23-2021">
<description>.100" (2.54mm) Center Headers - 2 Pin</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="IC1" library="fab" package="SOIC14" value="ATTINY44-SSU"/>
<element name="U$2" library="fab" package="2X03SMD" value="AVRISPSMD"/>
<element name="R1" library="resistor" package="R1206" value="10k"/>
<element name="C1" library="rcl" package="C1206" value="1uf"/>
<element name="Q1" library="fairchild_ipc-7351-transistor" package="SOT95P280X135-3N" value="MOSFET-NCH_SOT-23_30v"/>
<element name="Q2" library="fairchild_ipc-7351-transistor" package="SOT95P280X135-3N" value="MOSFET-NCH_SOT-23"/>
<element name="Q3" library="fairchild_ipc-7351-transistor" package="SOT95P280X135-3N" value="MOSFET-NCH_SOT-23"/>
<element name="Q4" library="fairchild_ipc-7351-transistor" package="SOT95P280X135-3N" value="MOSFET-NCH_SOT-23"/>
<element name="U$1" library="fab" package="2X03SMD" value="Stepper"/>
<element name="IC2" library="ng" package="SOT23" value=""/>
<element name="X1" library="con-molex" package="22-23-2021" value="22-23-2021">
<attribute name="OC_NEWARK" value="25C3832"/>
<attribute name="MPN" value="22-23-2021"/>
<attribute name="MF" value="MOLEX"/>
<attribute name="OC_FARNELL" value="1462926"/>
</element>
<element name="X2" library="con-molex" package="22-23-2021" value="22-23-2021">
<attribute name="OC_NEWARK" value="25C3832"/>
<attribute name="MPN" value="22-23-2021"/>
<attribute name="MF" value="MOLEX"/>
<attribute name="OC_FARNELL" value="1462926"/>
</element>
</elements>
<signals>
<signal name="GND">
<contactref element="U$2" pad="6"/>
<contactref element="C1" pad="2"/>
<contactref element="IC1" pad="14"/>
<contactref element="Q1" pad="2"/>
<contactref element="Q2" pad="2"/>
<contactref element="Q4" pad="2"/>
<contactref element="IC2" pad="3"/>
<contactref element="X1" pad="2"/>
<contactref element="X2" pad="2"/>
<contactref element="Q3" pad="2"/>
</signal>
<signal name="MOSI">
<contactref element="IC1" pad="7"/>
<contactref element="U$2" pad="4"/>
</signal>
<signal name="MISO">
<contactref element="U$2" pad="1"/>
<contactref element="IC1" pad="8"/>
</signal>
<signal name="SCK">
<contactref element="U$2" pad="3"/>
<contactref element="IC1" pad="9"/>
</signal>
<signal name="RST">
<contactref element="U$2" pad="5"/>
<contactref element="IC1" pad="4"/>
<contactref element="R1" pad="1"/>
</signal>
<signal name="VCC">
<contactref element="IC1" pad="1"/>
<contactref element="U$1" pad="2"/>
<contactref element="U$1" pad="1"/>
<contactref element="IC2" pad="2"/>
<contactref element="X1" pad="1"/>
<contactref element="X2" pad="1"/>
</signal>
<signal name="TX">
<contactref element="IC1" pad="13"/>
<contactref element="Q1" pad="1"/>
</signal>
<signal name="RX">
<contactref element="IC1" pad="12"/>
<contactref element="Q2" pad="1"/>
</signal>
<signal name="PA2">
<contactref element="IC1" pad="11"/>
<contactref element="Q3" pad="1"/>
</signal>
<signal name="ORANGE">
<contactref element="U$1" pad="5"/>
<contactref element="Q4" pad="3"/>
</signal>
<signal name="BLACK">
<contactref element="U$1" pad="3"/>
<contactref element="Q2" pad="3"/>
</signal>
<signal name="BROWN">
<contactref element="U$1" pad="4"/>
<contactref element="Q1" pad="3"/>
</signal>
<signal name="YELLOW">
<contactref element="U$1" pad="6"/>
<contactref element="Q3" pad="3"/>
</signal>
<signal name="OUT">
<contactref element="C1" pad="1"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="PA3">
<contactref element="IC1" pad="10"/>
<contactref element="Q4" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
