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<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.0.1">
<drawing>
<board>
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<wire x1="1.27" y1="0" x2="45.72" y2="0" width="0" layer="20"/>
<text>CH340C</text>
<text>RST</text>
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<wire x1="45.72" y1="39.0525" x2="1.27" y2="39.0525" width="0" layer="20"/>
<wire x1="0" y1="37.7825" x2="0" y2="1.27" width="0" layer="20"/>
<text>MiniMega v1.1</text>
<text>sjm4306</text>
<text>V</text>
<text>G</text>
<text>R0
T1</text>
<text>2
3</text>
<text>D</text>
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5</text>
<text>6
7</text>
<text>8
9</text>
<text>10
11</text>
<text>12
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15</text>
<text>16
17</text>
<text>18
19</text>
<text>20
21</text>
<text>22
23</text>
<text>24
25</text>
<text>26
27</text>
<text>28
29</text>
<text>30
31</text>
<text>A</text>
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1</text>
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<text>8
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<text>12
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<text>14
15</text>
<text>32
33</text>
<text>D</text>
<text>34
35</text>
<text>36
37</text>
<text>38
39</text>
<text>40
41</text>
<text>42
43</text>
<text>44
45</text>
<text>46
47</text>
<text>48
49</text>
<text>50
51</text>
<text>52
53</text>
<text>062221</text>
<text>JLCJLCJLCJLC</text>
<text>sjm4306</text>
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<hole x="44.7675" y="9.525" drill="3"/>
</plain>
<libraries>
<library name="adafruit">
<packages>
<package name="C0603K">
<description>&lt;b&gt;Ceramic Chip Capacitor KEMET 0603 Reflow solder&lt;/b&gt;&lt;p&gt;
Metric Code Size 1608</description>
</package>
<package name="R0603">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
chip</description>
</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="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>
<package name="1X18">
<description>&lt;h3&gt;Plated Through Hole -18 Pin&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:18&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_18&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
<package name="1X16">
<description>&lt;h3&gt;Plated Through Hole -16 Pin&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:16&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_16&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
<package name="1X03">
<description>&lt;h3&gt;Plated Through Hole - 3 Pin&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:3&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_03&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="adafruit">
<packages>
<package name="CHIP-LED0805">
<description>&lt;b&gt;Hyper CHIPLED Hyper-Bright LED&lt;/b&gt;&lt;p&gt;
LB R99A&lt;br&gt;
Source: http://www.osram.convergy.de/ ... lb_r99a.pdf</description>
</package>
</packages>
</library>
<library name="sjm4306-custom">
<packages>
<package name="SO16">
<description>&lt;b&gt;SMALL OUTLINE INTEGRATED CIRCUIT&lt;/b&gt;&lt;p&gt;
body 3.9 mm/JEDEC MS-012AC</description>
</package>
<package name="5.5X2.8_TACT_SWITCH">
</package>
<package name="MICRO_USB_4PTH">
</package>
</packages>
</library>
<library name="Microcontroller">
<description>&lt;h3&gt; PCBLayout.com - Frequently Used &lt;i&gt;Microcontrollers &lt;/i&gt;&lt;/h3&gt;

Visit us at &lt;a href="http://www.PCBLayout.com"&gt;PCBLayout.com&lt;/a&gt; for quick and hassle-free PCB Layout/Manufacturing ordering experience.
&lt;BR&gt;
&lt;BR&gt;
This library has been generated by our experienced pcb layout engineers using current IPC and/or industry standards. We &lt;b&gt;believe&lt;/b&gt; the content to be accurate, complete and current. But, this content is provided as a courtesy and &lt;u&gt;user assumes all risk and responsiblity of it's usage&lt;/u&gt;.
&lt;BR&gt;
&lt;BR&gt;
Feel free to contact us at &lt;a href="mailto:Support@PCBLayout.com"&gt;Support@PCBLayout.com&lt;/a&gt; if you have any questions/concerns regarding any of our content or services.</description>
<packages>
<package name="TQFP-100">
</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="CRYSTAL-SMD-5X3.2-2PAD">
<description>&lt;h3&gt;5x3.2mm 2-pad SMD Crystal&lt;/h3&gt;
&lt;p&gt;&lt;a href="http://www.txccrystal.com/images/pdf/7a.pdf"&gt;Example Datasheet&lt;/a&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="sjm4306_LOGO">
<packages>
<package name="SJM4306_LOGO_MEDIUM">
</package>
<package name="SJM4306_LOGO_SMALL">
</package>
<package name="SJM4306_MEDIUM_NO_MASK">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
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<element name="C1" library="adafruit" package="C0603K" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="C10" library="adafruit" package="C0603K" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="C2" library="adafruit" package="C0603K" value="22pF">
<attribute name="NAME"/>
</element>
<element name="C3" library="adafruit" package="C0603K" value="22pF">
<attribute name="NAME"/>
</element>
<element name="C4" library="adafruit" package="C0603K" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="C7" library="adafruit" package="R0603" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="C8" library="adafruit" package="C0603K" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="C9" library="adafruit" package="C0603K" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="J1" library="SparkFun-Connectors" package="2X3" value="ICSP">
<attribute name="PROD_ID" value="CONN-09701"/>
<attribute name="VALUE"/>
</element>
<element name="J2" library="SparkFun-Connectors" package="1X18" value="">
<attribute name="VALUE"/>
</element>
<element name="J3" library="SparkFun-Connectors" package="1X18" value="">
<attribute name="VALUE"/>
</element>
<element name="J4" library="SparkFun-Connectors" package="1X16" value="">
<attribute name="VALUE"/>
</element>
<element name="J5" library="SparkFun-Connectors" package="1X16" value="">
<attribute name="VALUE"/>
</element>
<element name="J6" library="SparkFun-Connectors" package="1X03" value="">
<attribute name="VALUE"/>
</element>
<element name="J7" library="SparkFun-Connectors" package="1X03" value="">
<attribute name="VALUE"/>
</element>
<element name="L" library="adafruit" package="CHIP-LED0805" value="Green">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="P" library="adafruit" package="CHIP-LED0805" value="Red">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R1" library="adafruit" package="R0603" value="10K">
<attribute name="NAME"/>
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<element name="R2" library="adafruit" package="R0603" value="1K">
<attribute name="NAME"/>
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<element name="R3" library="adafruit" package="R0603" value="1K">
<attribute name="NAME"/>
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<attribute name="NAME"/>
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<attribute name="NAME"/>
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<attribute name="NAME"/>
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<element name="R7" library="adafruit" package="R0603" value="1K">
<attribute name="NAME"/>
</element>
<element name="RX" library="adafruit" package="CHIP-LED0805" value="Yellow">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="TX" library="adafruit" package="CHIP-LED0805" value="Orange">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$3" library="sjm4306-custom" package="SO16" value="CH340G"/>
<element name="U1" library="Microcontroller" package="TQFP-100" value="ATMEGA2560-16AU">
<attribute name="CREATED_BY" value="PCBLayout.com"/>
<attribute name="DIGIKEY_PART_NUMBER" value="ATMEGA2560-16AU-ND"/>
<attribute name="MANUFACTURER" value="Microchip Technology"/>
<attribute name="MPN" value="ATMEGA2560-16AU"/>
<attribute name="PACKAGE" value="TQFP-100"/>
<attribute name="VALUE"/>
</element>
<element name="Y1" library="SparkFun-Clocks" package="CRYSTAL-SMD-5X3.2-2PAD" value="16MHz">
<attribute name="NAME"/>
<attribute name="VALUE"/>
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<element name="RESET" library="sjm4306-custom" package="5.5X2.8_TACT_SWITCH" value="5.5X2.8_TACT_SWITCH"/>
<element name="U$2" library="sjm4306-custom" package="MICRO_USB_4PTH" value="MICRO_USB_4PTH"/>
<element name="U$1" library="sjm4306_LOGO" package="SJM4306_LOGO_MEDIUM" value=""/>
<element name="U$4" library="sjm4306_LOGO" package="SJM4306_LOGO_SMALL" value=""/>
<element name="U$6" library="sjm4306_LOGO" package="SJM4306_MEDIUM_NO_MASK" value=""/>
</elements>
<signals>
<signal name="GND">
<contactref element="U$3" pad="1"/>
<contactref element="C8" pad="2"/>
<contactref element="C9" pad="2"/>
<contactref element="C1" pad="2"/>
<contactref element="R2" pad="1"/>
<contactref element="R3" pad="1"/>
<contactref element="C4" pad="2"/>
<contactref element="J1" pad="6"/>
<contactref element="C3" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="C10" pad="2"/>
<contactref element="U1" pad="99"/>
<contactref element="U1" pad="81"/>
<contactref element="U1" pad="62"/>
<contactref element="U1" pad="32"/>
<contactref element="U1" pad="11"/>
<contactref element="J2" pad="2"/>
<contactref element="J3" pad="17"/>
<contactref element="U$2" pad="P$5"/>
<contactref element="U$2" pad="P$8"/>
<contactref element="U$2" pad="P$9"/>
<contactref element="U$2" pad="P$7"/>
<contactref element="U$2" pad="P$6"/>
<contactref element="RESET" pad="P$3"/>
<contactref element="RESET" pad="P$2"/>
</signal>
<signal name="RST">
<contactref element="C7" pad="2"/>
<contactref element="R1" pad="1"/>
<contactref element="U1" pad="30"/>
<contactref element="J1" pad="5"/>
<contactref element="RESET" pad="P$4"/>
<contactref element="RESET" pad="P$1"/>
</signal>
<signal name="+3V3">
<contactref element="U$3" pad="4"/>
<contactref element="C8" pad="1"/>
</signal>
<signal name="RX">
<contactref element="U$3" pad="3"/>
<contactref element="R6" pad="1"/>
</signal>
<signal name="TX">
<contactref element="U$3" pad="2"/>
<contactref element="R5" pad="1"/>
</signal>
<signal name="N$11">
<contactref element="U$3" pad="13"/>
<contactref element="C7" pad="1"/>
</signal>
<signal name="D+">
<contactref element="U$3" pad="5"/>
<contactref element="U$2" pad="P$3"/>
</signal>
<signal name="D-">
<contactref element="U$3" pad="6"/>
<contactref element="U$2" pad="P$2"/>
</signal>
<signal name="VCC">
<contactref element="C1" pad="1"/>
<contactref element="P" pad="A"/>
<contactref element="R1" pad="2"/>
<contactref element="J1" pad="2"/>
<contactref element="U1" pad="100"/>
<contactref element="U1" pad="10"/>
<contactref element="U1" pad="31"/>
<contactref element="U1" pad="61"/>
<contactref element="U1" pad="80"/>
<contactref element="RX" pad="A"/>
<contactref element="TX" pad="A"/>
<contactref element="J2" pad="1"/>
<contactref element="J3" pad="18"/>
<contactref element="U$2" pad="P$1"/>
<contactref element="U$3" pad="16"/>
<contactref element="C9" pad="1"/>
<contactref element="C4" pad="1"/>
</signal>
<signal name="N$4">
<contactref element="P" pad="C"/>
<contactref element="R2" pad="2"/>
</signal>
<signal name="SCK">
<contactref element="J1" pad="3"/>
<contactref element="U1" pad="20"/>
<contactref element="J7" pad="1"/>
</signal>
<signal name="N$1">
<contactref element="L" pad="C"/>
<contactref element="R3" pad="2"/>
</signal>
<signal name="N$2">
<contactref element="Y1" pad="P$1"/>
<contactref element="C2" pad="1"/>
<contactref element="U1" pad="34"/>
</signal>
<signal name="N$3">
<contactref element="Y1" pad="P$2"/>
<contactref element="C3" pad="1"/>
<contactref element="U1" pad="33"/>
</signal>
<signal name="MOSI">
<contactref element="J1" pad="4"/>
<contactref element="U1" pad="21"/>
<contactref element="J6" pad="2"/>
</signal>
<signal name="MISO">
<contactref element="J1" pad="1"/>
<contactref element="U1" pad="22"/>
<contactref element="J7" pad="2"/>
</signal>
<signal name="N$6">
<contactref element="C10" pad="1"/>
<contactref element="U1" pad="98"/>
</signal>
<signal name="N$7">
<contactref element="RX" pad="C"/>
<contactref element="R4" pad="2"/>
</signal>
<signal name="N$8">
<contactref element="TX" pad="C"/>
<contactref element="R7" pad="2"/>
</signal>
<signal name="RX0">
<contactref element="U1" pad="2"/>
<contactref element="R5" pad="2"/>
<contactref element="R4" pad="1"/>
<contactref element="J3" pad="16"/>
</signal>
<signal name="TX0">
<contactref element="U1" pad="3"/>
<contactref element="R6" pad="2"/>
<contactref element="R7" pad="1"/>
<contactref element="J2" pad="3"/>
</signal>
<signal name="A7">
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<contactref element="U1" pad="90"/>
</signal>
<signal name="A6">
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</signal>
<signal name="A5">
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<contactref element="U1" pad="92"/>
</signal>
<signal name="A4">
<contactref element="J5" pad="14"/>
<contactref element="U1" pad="93"/>
</signal>
<signal name="A3">
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<contactref element="U1" pad="94"/>
</signal>
<signal name="A2">
<contactref element="J5" pad="15"/>
<contactref element="U1" pad="95"/>
</signal>
<signal name="A1">
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<contactref element="U1" pad="96"/>
</signal>
<signal name="A0">
<contactref element="J5" pad="16"/>
<contactref element="U1" pad="97"/>
</signal>
<signal name="D2">
<contactref element="U1" pad="6"/>
<contactref element="J3" pad="15"/>
</signal>
<signal name="D3">
<contactref element="U1" pad="7"/>
<contactref element="J2" pad="4"/>
</signal>
<signal name="D4">
<contactref element="U1" pad="1"/>
<contactref element="J3" pad="14"/>
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<signal name="D5">
<contactref element="U1" pad="5"/>
<contactref element="J2" pad="5"/>
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<contactref element="J3" pad="13"/>
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<contactref element="J2" pad="6"/>
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<contactref element="J3" pad="12"/>
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<signal name="D9">
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<contactref element="J2" pad="7"/>
</signal>
<signal name="D10">
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<contactref element="J3" pad="11"/>
</signal>
<signal name="D11">
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<contactref element="J2" pad="8"/>
</signal>
<signal name="D12">
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<contactref element="J3" pad="10"/>
</signal>
<signal name="D13">
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<contactref element="L" pad="A"/>
<contactref element="J2" pad="9"/>
</signal>
<signal name="D14">
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<contactref element="J3" pad="9"/>
</signal>
<signal name="D15">
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<contactref element="J2" pad="10"/>
</signal>
<signal name="D16">
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<contactref element="J3" pad="8"/>
</signal>
<signal name="D17">
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<contactref element="J2" pad="11"/>
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<signal name="D20">
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<contactref element="J3" pad="6"/>
</signal>
<signal name="D21">
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<contactref element="J2" pad="13"/>
</signal>
<signal name="A15">
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<contactref element="J4" pad="8"/>
</signal>
<signal name="A14">
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<contactref element="J5" pad="9"/>
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<signal name="A13">
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<contactref element="J4" pad="7"/>
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<signal name="A12">
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<contactref element="J5" pad="10"/>
</signal>
<signal name="A11">
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<contactref element="J4" pad="6"/>
</signal>
<signal name="A10">
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<contactref element="J5" pad="11"/>
</signal>
<signal name="A9">
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<contactref element="J4" pad="5"/>
</signal>
<signal name="A8">
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<contactref element="J5" pad="12"/>
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<signal name="D22">
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<contactref element="J3" pad="5"/>
</signal>
<signal name="D23">
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<contactref element="J2" pad="14"/>
</signal>
<signal name="D24">
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</signal>
<signal name="D25">
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</signal>
<signal name="D26">
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<contactref element="J3" pad="3"/>
</signal>
<signal name="D27">
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<contactref element="J2" pad="16"/>
</signal>
<signal name="D28">
<contactref element="U1" pad="72"/>
<contactref element="J3" pad="2"/>
</signal>
<signal name="D29">
<contactref element="U1" pad="71"/>
<contactref element="J2" pad="17"/>
</signal>
<signal name="D30">
<contactref element="U1" pad="60"/>
<contactref element="J3" pad="1"/>
</signal>
<signal name="D31">
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<contactref element="J2" pad="18"/>
</signal>
<signal name="D32">
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</signal>
<signal name="D33">
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</signal>
<signal name="D34">
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</signal>
<signal name="D35">
<contactref element="U1" pad="55"/>
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</signal>
<signal name="D36">
<contactref element="U1" pad="54"/>
<contactref element="J5" pad="6"/>
</signal>
<signal name="D37">
<contactref element="U1" pad="53"/>
<contactref element="J4" pad="11"/>
</signal>
<signal name="D38">
<contactref element="U1" pad="50"/>
<contactref element="J5" pad="5"/>
</signal>
<signal name="D39">
<contactref element="U1" pad="70"/>
<contactref element="J4" pad="12"/>
</signal>
<signal name="D40">
<contactref element="U1" pad="52"/>
<contactref element="J5" pad="4"/>
</signal>
<signal name="D41">
<contactref element="U1" pad="51"/>
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</signal>
<signal name="D42">
<contactref element="U1" pad="42"/>
<contactref element="J5" pad="3"/>
</signal>
<signal name="D43">
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<contactref element="J4" pad="14"/>
</signal>
<signal name="D44">
<contactref element="U1" pad="40"/>
<contactref element="J5" pad="2"/>
</signal>
<signal name="D45">
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</signal>
<signal name="D46">
<contactref element="U1" pad="38"/>
<contactref element="J5" pad="1"/>
</signal>
<signal name="D47">
<contactref element="U1" pad="37"/>
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</signal>
<signal name="D48">
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<contactref element="J7" pad="3"/>
</signal>
<signal name="D49">
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<contactref element="J6" pad="1"/>
</signal>
<signal name="D53">
<contactref element="J6" pad="3"/>
<contactref element="U1" pad="19"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
