<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.5.0">
<drawing>
<board>
<plain>
<text>GND</text>
<text>2B</text>
<text>2A</text>
<text>1A</text>
<text>1B</text>
<text>2B</text>
<text>2A</text>
<text>1A</text>
<text>1B</text>
<text>2B</text>
<text>2A</text>
<text>1A</text>
<text>1B</text>
<text>2B</text>
<text>2A</text>
<text>1A</text>
<text>1B</text>
<wire x1="24.13" y1="33.655" x2="19.05" y2="29.21" width="0.6096" layer="46" curve="90"/>
<wire x1="19.05" y1="4.445" x2="23.495" y2="0" width="0.6096" layer="46" curve="90"/>
<wire x1="23.495" y1="0" x2="133.35" y2="0" width="0.6096" layer="46"/>
<wire x1="133.35" y1="0" x2="137.795" y2="3.175" width="0.6096" layer="46" curve="90"/>
<wire x1="137.795" y1="3.175" x2="137.795" y2="29.21" width="0.6096" layer="46"/>
<wire x1="24.13" y1="33.655" x2="133.35" y2="33.655" width="0.6096" layer="46"/>
<wire x1="133.35" y1="33.655" x2="137.795" y2="29.21" width="0.6096" layer="46" curve="-90"/>
<text>+ 5V</text>
<text>VMOT</text>
<text>hackaday.io
/project/11900</text>
<wire x1="19.05" y1="27.94" x2="3.81" y2="27.94" width="0.6096" layer="46"/>
<wire x1="3.81" y1="27.94" x2="3.81" y2="7.62" width="0.6096" layer="46"/>
<wire x1="3.81" y1="7.62" x2="19.05" y2="7.62" width="0.6096" layer="46"/>
<text>A4988 Driver
Expander</text>
<text>100uF
EEE-1HA101UP</text>
<wire x1="19.05" y1="4.445" x2="19.05" y2="7.62" width="0.6096" layer="46"/>
<wire x1="19.05" y1="27.94" x2="19.05" y2="29.21" width="0.6096" layer="46"/>
<wire x1="19.05" y1="27.94" x2="19.05" y2="7.62" width="0.6096" layer="46"/>
</plain>
<libraries>
<library name="RepRapjr">
<packages>
<package name="A4988BREAKOUT">
</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="2X3-NS">
</package>
<package name="2X3-SHROUDED">
</package>
</packages>
</library>
<library name="holes">
<description>&lt;b&gt;Mounting Holes and Pads&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="3,2">
<description>&lt;b&gt;MOUNTING HOLE&lt;/b&gt; 3.2 mm with drill center</description>
</package>
</packages>
</library>
<library name="SparkFun-Passives">
<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-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; 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="PANASONIC_E">
<description>&lt;b&gt;Panasonic Aluminium Electrolytic Capacitor VS-Serie Package E&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="SparkFun-LED">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find discrete LEDs for illumination or indication, but no displays.&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="LED-0603">
</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="con-wago-500">
<description>&lt;b&gt;Wago Screw Clamps&lt;/b&gt;&lt;p&gt;
Grid 5.00 mm&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="W237-4">
<description>&lt;b&gt;WAGO SCREW CLAMP&lt;/b&gt;</description>
</package>
<package name="W237-102">
<description>&lt;b&gt;WAGO SCREW CLAMP&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="SparkFun-Aesthetics">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find non-functional items- supply symbols, logos, notations, frame blocks, 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="OSHW-LOGO-M">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="U$1" library="RepRapjr" package="A4988BREAKOUT" value="POLOLU_A4983CARRIER"/>
<element name="U$2" library="RepRapjr" package="A4988BREAKOUT" value="POLOLU_A4983CARRIER"/>
<element name="U$3" library="RepRapjr" package="A4988BREAKOUT" value="POLOLU_A4983CARRIER"/>
<element name="U$4" library="RepRapjr" package="A4988BREAKOUT" value="POLOLU_A4983CARRIER"/>
<element name="U$5" library="holes" package="3,2" value=""/>
<element name="JP6" library="SparkFun-Connectors" package="2X3-NS" value=""/>
<element name="JP7" library="SparkFun-Connectors" package="2X3-NS" value=""/>
<element name="JP8" library="SparkFun-Connectors" package="2X3-NS" value=""/>
<element name="JP9" library="SparkFun-Connectors" package="2X3-NS" value=""/>
<element name="R1" library="SparkFun-Passives" package="0805" value="10k"/>
<element name="R2" library="SparkFun-Passives" package="0805" value="10k"/>
<element name="R3" library="SparkFun-Passives" package="0805" value="10k"/>
<element name="R4" library="SparkFun-Passives" package="0805" value="10k"/>
<element name="R5" library="SparkFun-Passives" package="0805" value="100k"/>
<element name="R6" library="SparkFun-Passives" package="0805" value="100k"/>
<element name="R7" library="SparkFun-Passives" package="0805" value="100k"/>
<element name="R8" library="SparkFun-Passives" package="0805" value="100k"/>
<element name="JP10" library="SparkFun-Connectors" package="2X3-SHROUDED" value="">
<attribute name="PROD_ID" value="CONN-10681"/>
</element>
<element name="U$9" library="holes" package="3,2" value=""/>
<element name="D1" library="SparkFun-LED" package="LED-0603" value=""/>
<element name="D2" library="SparkFun-LED" package="LED-0603" value=""/>
<element name="R9" library="SparkFun-Resistors" package="0805" value=""/>
<element name="R10" library="SparkFun-Resistors" package="0805" value=""/>
<element name="X1" library="con-wago-500" package="W237-4" value="">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="X2" library="con-wago-500" package="W237-4" value="">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="X3" library="con-wago-500" package="W237-4" value="">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="X4" library="con-wago-500" package="W237-4" value="">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="X5" library="con-wago-500" package="W237-102" value="">
<attribute name="OC_NEWARK" value="70K9898"/>
<attribute name="MPN" value="237-102"/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="JP1" library="SparkFun-Connectors" package="2X3-SHROUDED" value="">
<attribute name="PROD_ID" value="CONN-10681"/>
</element>
<element name="U$7" library="RepRapjr" package="A4988BREAKOUT" value="A4988BREAKOUT"/>
<element name="C3" library="SparkFun-Capacitors" package="PANASONIC_E" value="EEE-1HA101UP"/>
<element name="C4" library="SparkFun-Capacitors" package="PANASONIC_E" value=""/>
<element name="C5" library="SparkFun-Capacitors" package="PANASONIC_E" value=""/>
<element name="C6" library="SparkFun-Capacitors" package="PANASONIC_E" value=""/>
<element name="U$6" library="SparkFun-Aesthetics" package="OSHW-LOGO-M" value=""/>
</elements>
<signals>
<signal name="N$1">
<contactref element="U$3" pad="1B"/>
<contactref element="X2" pad="1"/>
</signal>
<signal name="N$2">
<contactref element="U$3" pad="1A"/>
<contactref element="X2" pad="2"/>
</signal>
<signal name="N$3">
<contactref element="U$3" pad="2A"/>
<contactref element="X2" pad="3"/>
</signal>
<signal name="N$4">
<contactref element="U$3" pad="2B"/>
<contactref element="X2" pad="4"/>
</signal>
<signal name="N$5">
<contactref element="U$1" pad="2B"/>
<contactref element="X3" pad="4"/>
</signal>
<signal name="N$6">
<contactref element="U$1" pad="2A"/>
<contactref element="X3" pad="3"/>
</signal>
<signal name="N$7">
<contactref element="U$1" pad="1A"/>
<contactref element="X3" pad="2"/>
</signal>
<signal name="N$8">
<contactref element="U$1" pad="1B"/>
<contactref element="X3" pad="1"/>
</signal>
<signal name="N$9">
<contactref element="U$2" pad="2B"/>
<contactref element="X4" pad="4"/>
</signal>
<signal name="N$10">
<contactref element="U$2" pad="2A"/>
<contactref element="X4" pad="3"/>
</signal>
<signal name="N$11">
<contactref element="U$2" pad="1A"/>
<contactref element="X4" pad="2"/>
</signal>
<signal name="N$12">
<contactref element="U$2" pad="1B"/>
<contactref element="X4" pad="1"/>
</signal>
<signal name="N$13">
<contactref element="U$4" pad="2B"/>
<contactref element="X1" pad="4"/>
</signal>
<signal name="N$14">
<contactref element="U$4" pad="2A"/>
<contactref element="X1" pad="3"/>
</signal>
<signal name="N$15">
<contactref element="U$4" pad="1A"/>
<contactref element="X1" pad="2"/>
</signal>
<signal name="N$16">
<contactref element="U$4" pad="1B"/>
<contactref element="X1" pad="1"/>
</signal>
<signal name="VMOT">
<contactref element="U$2" pad="VMOT"/>
<contactref element="U$1" pad="VMOT"/>
<contactref element="U$3" pad="VMOT"/>
<contactref element="U$4" pad="VMOT"/>
<contactref element="D1" pad="A"/>
<contactref element="X5" pad="2"/>
<contactref element="C3" pad="+"/>
<contactref element="C4" pad="+"/>
<contactref element="C5" pad="+"/>
<contactref element="C6" pad="+"/>
</signal>
<signal name="N$33">
<contactref element="U$2" pad="SLP"/>
<contactref element="U$2" pad="RST"/>
</signal>
<signal name="N$34">
<contactref element="U$1" pad="SLP"/>
<contactref element="U$1" pad="RST"/>
</signal>
<signal name="N$35">
<contactref element="U$3" pad="SLP"/>
<contactref element="U$3" pad="RST"/>
</signal>
<signal name="N$36">
<contactref element="U$4" pad="SLP"/>
<contactref element="U$4" pad="RST"/>
</signal>
<signal name="VCC">
<contactref element="JP6" pad="6"/>
<contactref element="JP6" pad="2"/>
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<contactref element="JP8" pad="6"/>
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<contactref element="JP7" pad="2"/>
<contactref element="JP7" pad="4"/>
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<contactref element="U$2" pad="VDD"/>
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<contactref element="U$3" pad="VDD"/>
<contactref element="U$4" pad="VDD"/>
<contactref element="R1" pad="2"/>
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<contactref element="R3" pad="2"/>
<contactref element="R4" pad="2"/>
<contactref element="JP10" pad="2"/>
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<signal name="N$17">
<contactref element="JP6" pad="5"/>
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<signal name="N$18">
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<signal name="N$20">
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<signal name="N$22">
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<contactref element="U$3" pad="MS3"/>
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<signal name="N$23">
<contactref element="JP8" pad="5"/>
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</signal>
<signal name="N$28">
<contactref element="JP9" pad="1"/>
<contactref element="U$2" pad="MS3"/>
</signal>
<signal name="GND">
<contactref element="R7" pad="2"/>
<contactref element="R5" pad="2"/>
<contactref element="R8" pad="2"/>
<contactref element="R6" pad="2"/>
<contactref element="U$2" pad="GND"/>
<contactref element="U$1" pad="GND"/>
<contactref element="U$3" pad="GND"/>
<contactref element="U$4" pad="GND"/>
<contactref element="U$4" pad="GND@0"/>
<contactref element="U$3" pad="GND@0"/>
<contactref element="U$1" pad="GND@0"/>
<contactref element="U$2" pad="GND@0"/>
<contactref element="JP10" pad="6"/>
<contactref element="R9" pad="1"/>
<contactref element="R10" pad="1"/>
<contactref element="X5" pad="1"/>
<contactref element="U$7" pad="GND@0"/>
<contactref element="U$7" pad="GND"/>
<contactref element="JP1" pad="6"/>
<contactref element="U$7" pad="GND"/>
<contactref element="U$7" pad="GND@0"/>
<contactref element="C3" pad="-"/>
<contactref element="C4" pad="-"/>
<contactref element="C5" pad="-"/>
<contactref element="C6" pad="-"/>
</signal>
<signal name="STEP">
<contactref element="U$4" pad="STEP"/>
<contactref element="U$3" pad="STEP"/>
<contactref element="U$1" pad="STEP"/>
<contactref element="U$2" pad="STEP"/>
<contactref element="JP10" pad="3"/>
</signal>
<signal name="DIR">
<contactref element="U$4" pad="DIR"/>
<contactref element="U$3" pad="DIR"/>
<contactref element="U$1" pad="DIR"/>
<contactref element="U$2" pad="DIR"/>
<contactref element="JP10" pad="5"/>
</signal>
<signal name="EN">
<contactref element="U$4" pad="EN"/>
<contactref element="U$3" pad="EN"/>
<contactref element="U$1" pad="EN"/>
<contactref element="U$2" pad="EN"/>
<contactref element="R1" pad="1"/>
<contactref element="R2" pad="1"/>
<contactref element="R3" pad="1"/>
<contactref element="R4" pad="1"/>
<contactref element="JP10" pad="1"/>
</signal>
<signal name="N$30">
<contactref element="D1" pad="C"/>
<contactref element="R9" pad="2"/>
</signal>
<signal name="N$31">
<contactref element="D2" pad="C"/>
<contactref element="R10" pad="2"/>
</signal>
<signal name="N$29">
<contactref element="U$7" pad="EN"/>
<contactref element="JP1" pad="1"/>
</signal>
<signal name="N$32">
<contactref element="U$7" pad="DIR"/>
<contactref element="JP1" pad="5"/>
</signal>
<signal name="N$37">
<contactref element="U$7" pad="STEP"/>
<contactref element="JP1" pad="3"/>
</signal>
<signal name="N$38">
<contactref element="U$7" pad="VMOT"/>
</signal>
<signal name="LOPOWER">
<contactref element="JP1" pad="2"/>
<contactref element="U$7" pad="VDD"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
