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<eagle version="8.4.3">
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<libraries>
<library name="SparkFun-IC-Microcontroller">
<description>&lt;h3&gt;SparkFun Microcontrollers&lt;/h3&gt;
This library contains microcontrollers.
&lt;br&gt;
&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is &lt;b&gt; the end user's responsibility&lt;/b&gt; to ensure correctness and suitablity for a given componet or application. 
&lt;br&gt;
&lt;br&gt;If you enjoy using this library, please buy one of our products at &lt;a href=" www.sparkfun.com"&gt;SparkFun.com&lt;/a&gt;.
&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="TQFP44">
</package>
</packages>
</library>
<library name="SparkFun-Connectors">
<description>&lt;h3&gt;SparkFun Connectors&lt;/h3&gt;
This library contains electrically-functional connectors. 
&lt;br&gt;
&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is &lt;b&gt; the end user's responsibility&lt;/b&gt; to ensure correctness and suitablity for a given componet or application. 
&lt;br&gt;
&lt;br&gt;If you enjoy using this library, please buy one of our products at &lt;a href=" www.sparkfun.com"&gt;SparkFun.com&lt;/a&gt;.
&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="USB-A-H">
<description>&lt;h3&gt;USB Type 'A' Male Connector - PTH&lt;/h3&gt;
Shield pins may be grounded.
&lt;br&gt; tDocu shows plug end. 
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:6&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;&lt;a href=”http://www.4uconnector.com/online/object/4udrawing/10016.pdf”&gt;Datasheet referenced for footprint&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;USB_A&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
<package name="2X3">
<description>&lt;h3&gt;Plated Through Hole - 2x3&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:6&lt;/li&gt;
&lt;li&gt;Pin pitch:0.1"&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;CONN_03x2&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="adafruit">
<packages>
<package name="1X10-BIG">
</package>
</packages>
</library>
<library name="SparkFun-Resistors">
<description>&lt;h3&gt;SparkFun Resistors&lt;/h3&gt;
This library contains resistors. Reference designator:R. 
&lt;br&gt;
&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is &lt;b&gt; the end user's responsibility&lt;/b&gt; to ensure correctness and suitablity for a given componet or application. 
&lt;br&gt;
&lt;br&gt;If you enjoy using this library, please buy one of our products at &lt;a href=" www.sparkfun.com"&gt;SparkFun.com&lt;/a&gt;.
&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="AXIAL-0.3">
<description>&lt;h3&gt;AXIAL-0.3&lt;/h3&gt;
&lt;p&gt;Commonly used for 1/4W through-hole resistors. 0.3" pitch between holes.&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="SparkFun-Clocks">
<description>&lt;h3&gt;SparkFun Clocks, Oscillators and Resonators&lt;/h3&gt;
This library contains the real-time clocks, oscillators, resonators, and crystals we use. 
&lt;br&gt;
&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is &lt;b&gt; the end user's responsibility&lt;/b&gt; to ensure correctness and suitablity for a given componet or application. 
&lt;br&gt;
&lt;br&gt;If you enjoy using this library, please buy one of our products at &lt;a href=" www.sparkfun.com"&gt;SparkFun.com&lt;/a&gt;.
&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="RESONATOR-PTH-7.6X3.8">
<description>&lt;h3&gt;7.6x3.8mm 3-Pin PTH Resonator&lt;/h3&gt;
&lt;p&gt;0.1" pitch&lt;/p&gt;
&lt;p&gt;&lt;a href="https://www.sparkfun.com/datasheets/Components/Resonator-16MHz.pdf"&gt;Example datasheet&lt;/a&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="SparkFun-Capacitors">
<description>&lt;h3&gt;SparkFun Capacitors&lt;/h3&gt;
This library contains capacitors. 
&lt;br&gt;
&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is &lt;b&gt; the end user's responsibility&lt;/b&gt; to ensure correctness and suitablity for a given componet or application. 
&lt;br&gt;
&lt;br&gt;If you enjoy using this library, please buy one of our products at &lt;a href=" www.sparkfun.com"&gt;SparkFun.com&lt;/a&gt;.
&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="CPOL-RADIAL-2.5MM-5MM">
<description>2.5 mm spaced PTHs with 5 mm diameter outline and standard solder mask</description>
</package>
</packages>
</library>
<library name="SparkFun-Switches">
<description>&lt;h3&gt;SparkFun Switches, Buttons, Encoders&lt;/h3&gt;
In this library you'll find switches, buttons, joysticks, and anything that moves to create or disrupt an electrical connection.
&lt;br&gt;
&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is &lt;b&gt; the end user's responsibility&lt;/b&gt; to ensure correctness and suitablity for a given componet or application. 
&lt;br&gt;
&lt;br&gt;If you enjoy using this library, please buy one of our products at &lt;a href=" www.sparkfun.com"&gt;SparkFun.com&lt;/a&gt;.
&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="TACTILE_SWITCH_PTH_RIGHT_ANGLE_KIT">
<description>&lt;h3&gt;Momentary Switch (Pushbutton) - SPST - PTH, Right-angle&lt;/h3&gt;
&lt;p&gt;Normally-open (NO) SPST momentary switches (buttons, pushbuttons).&lt;/p&gt;
&lt;p&gt;&lt;a href="http://cdn.sparkfun.com/datasheets/Components/Switches/SW016.JPG"&gt;Dimensional Drawing&lt;/a&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="U$1" library="SparkFun-IC-Microcontroller" package="TQFP44" value="32U4">
<attribute name="PROD_ID" value="IC-11161"/>
</element>
<element name="J1" library="SparkFun-Connectors" package="USB-A-H" value="USB_A_PTH_MALE">
<attribute name="PROD_ID" value="CONN-08367"/>
<attribute name="SF_ID" value="PRT-00437"/>
</element>
<element name="U$2" library="adafruit" package="1X10-BIG" value="PINHD-1X10"/>
<element name="U$3" library="adafruit" package="1X10-BIG" value="PINHD-1X10"/>
<element name="Y1" library="SparkFun-Clocks" package="RESONATOR-PTH-7.6X3.8" value="8MHz"/>
<element name="C1" library="SparkFun-Capacitors" package="CPOL-RADIAL-2.5MM-5MM" value="1uF">
<attribute name="PROD_ID" value="CAP-08440"/>
</element>
<element name="R3" library="SparkFun-Resistors" package="AXIAL-0.3" value="10k">
<attribute name="PROD_ID" value="RES-12183"/>
</element>
<element name="S1" library="SparkFun-Switches" package="TACTILE_SWITCH_PTH_RIGHT_ANGLE_KIT" value="MOMENTARY-SWITCH-SPST-PTH-RIGHT-ANGLE-KIT">
<attribute name="PROD_ID" value="CONN-10672"/>
<attribute name="SF_SKU" value="COM-10791"/>
</element>
<element name="J2" library="SparkFun-Connectors" package="2X3" value="AVR_SPI_PROG_3X2PTH"/>
<element name="R1" library="SparkFun-Resistors" package="AXIAL-0.3" value="22">
<attribute name="PROD_ID" value="RES-12182"/>
</element>
<element name="R2" library="SparkFun-Resistors" package="AXIAL-0.3" value="22">
<attribute name="PROD_ID" value="RES-12182"/>
</element>
</elements>
<signals>
<signal name="GND">
<contactref element="U$1" pad="5"/>
<contactref element="J1" pad="GND"/>
<contactref element="J1" pad="SHLD2"/>
<contactref element="J1" pad="SHLD1"/>
<contactref element="U$1" pad="15"/>
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<contactref element="Y1" pad="2"/>
<contactref element="C1" pad="2"/>
<contactref element="S1" pad="1"/>
<contactref element="J2" pad="6"/>
</signal>
<signal name="N$3">
<contactref element="U$1" pad="3"/>
<contactref element="R2" pad="P$2"/>
</signal>
<signal name="N$4">
<contactref element="J1" pad="D-"/>
<contactref element="R2" pad="P$1"/>
</signal>
<signal name="N$5">
<contactref element="J1" pad="D+"/>
<contactref element="R1" pad="P$1"/>
</signal>
<signal name="N$6">
<contactref element="U$1" pad="4"/>
<contactref element="R1" pad="P$2"/>
</signal>
<signal name="N$7">
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<contactref element="Y1" pad="3"/>
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<signal name="N$8">
<contactref element="Y1" pad="1"/>
<contactref element="U$1" pad="17"/>
</signal>
<signal name="N$9">
<contactref element="C1" pad="1"/>
<contactref element="U$1" pad="6"/>
</signal>
<signal name="N$10">
<contactref element="S1" pad="2"/>
<contactref element="R3" pad="P$2"/>
<contactref element="U$1" pad="13"/>
<contactref element="J2" pad="5"/>
</signal>
<signal name="VCC">
<contactref element="U$1" pad="44"/>
<contactref element="U$1" pad="24"/>
<contactref element="U$1" pad="34"/>
<contactref element="U$1" pad="14"/>
<contactref element="R3" pad="P$1"/>
<contactref element="J1" pad="VBUS"/>
<contactref element="U$1" pad="7"/>
<contactref element="U$1" pad="2"/>
<contactref element="J2" pad="2"/>
</signal>
<signal name="N$12">
<contactref element="J2" pad="4"/>
<contactref element="U$1" pad="10"/>
</signal>
<signal name="N$13">
<contactref element="J2" pad="1"/>
<contactref element="U$1" pad="11"/>
</signal>
<signal name="N$14">
<contactref element="J2" pad="3"/>
<contactref element="U$1" pad="9"/>
</signal>
<signal name="N$16">
<contactref element="U$1" pad="36"/>
<contactref element="U$2" pad="1"/>
</signal>
<signal name="N$17">
<contactref element="U$2" pad="2"/>
<contactref element="U$1" pad="37"/>
</signal>
<signal name="N$18">
<contactref element="U$1" pad="38"/>
<contactref element="U$2" pad="3"/>
</signal>
<signal name="N$19">
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<contactref element="U$1" pad="39"/>
</signal>
<signal name="N$20">
<contactref element="U$1" pad="40"/>
<contactref element="U$2" pad="5"/>
</signal>
<signal name="N$21">
<contactref element="U$2" pad="6"/>
<contactref element="U$1" pad="41"/>
</signal>
<signal name="N$1">
<contactref element="U$1" pad="25"/>
<contactref element="U$2" pad="7"/>
</signal>
<signal name="N$15">
<contactref element="U$1" pad="27"/>
<contactref element="U$2" pad="8"/>
</signal>
<signal name="N$22">
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<signal name="N$23">
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<signal name="N$24">
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<contactref element="U$3" pad="2"/>
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<signal name="N$26">
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