<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.0">
<drawing>
<board>
<plain>
<wire x1="96.52" y1="53.34" x2="99.06" y2="50.8" width="0.254" layer="20"/>
<wire x1="99.06" y1="40.64" x2="101.6" y2="38.1" width="0.254" layer="20"/>
<wire x1="101.6" y1="38.1" x2="101.6" y2="3.81" width="0.254" layer="20"/>
<wire x1="101.6" y1="3.81" x2="99.06" y2="1.27" width="0.254" layer="20"/>
<wire x1="99.06" y1="1.27" x2="99.06" y2="1" width="0.254" layer="20"/>
<wire x1="99.06" y1="1" x2="98.06" y2="0" width="0.254" layer="20" curve="-90"/>
<wire x1="98.06" y1="0" x2="1" y2="0" width="0.254" layer="20"/>
<wire x1="1" y1="0" x2="0" y2="1" width="0.254" layer="20" curve="-90"/>
<wire x1="0" y1="1" x2="0" y2="52.34" width="0.254" layer="20"/>
<wire x1="0" y1="52.34" x2="1" y2="53.34" width="0.254" layer="20" curve="-90"/>
<wire x1="1" y1="53.34" x2="96.52" y2="53.34" width="0.254" layer="20"/>
<wire x1="99.06" y1="50.8" x2="99.06" y2="40.64" width="0.254" layer="20"/>
<text>ANALOG   IN</text>
<text>AREF</text>
<text>GND</text>
<text>TX</text>
<text>RX</text>
<text>MEGAXL-Rev3b</text>
<text>Arduino</text>
<text>RESET</text>
<text>3V3</text>
<text>5V</text>
<text>VIN</text>
<text>GND</text>
<text>0</text>
<text>1</text>
<text>2</text>
<text>3</text>
<text>4</text>
<text>5</text>
<text>6</text>
<text>7</text>
<text>8</text>
<text>9</text>
<text>10</text>
<text>11</text>
<text>12</text>
<text>13</text>
<text>0</text>
<text>1</text>
<text>2</text>
<text>3</text>
<text>4</text>
<text>5</text>
<text>6</text>
<text>7</text>
<text>SDA</text>
<text>SCL</text>
<text>1</text>
<text>8</text>
<text>9</text>
<text>10</text>
<text>11</text>
<text>12</text>
<text>13</text>
<text>14</text>
<text>15</text>
<text>TX2</text>
<text>RX2</text>
<text>www.arduino.cc</text>
<text>RX3</text>
<text>TX3</text>
<text>RX1</text>
<text>TX1</text>
<text>MADE IN</text>
<text>ITALY</text>
<text>PWM</text>
<text>14</text>
<text>15</text>
<text>16</text>
<text>17</text>
<text>18</text>
<text>19</text>
<text>20</text>
<text>21</text>
<text>5V</text>
<text>GND</text>
<text>22</text>
<text>24</text>
<text>26</text>
<text>28</text>
<text>30</text>
<text>31</text>
<text>32</text>
<text>33</text>
<text>34</text>
<text>35</text>
<text>36</text>
<text>37</text>
<text>38</text>
<text>39</text>
<text>41</text>
<text>40</text>
<text>43</text>
<text>42</text>
<text>45</text>
<text>47</text>
<text>49</text>
<text>51</text>
<text>44</text>
<text>46</text>
<text>50</text>
<text>48</text>
<text>53</text>
<text>52</text>
<text>DIGITAL</text>
<text>TM</text>
<text>MEGA 2560</text>
<text>PC1</text>
<text>PC2</text>
<text>L</text>
<text>TX</text>
<text>RX</text>
<text>MADE IN</text>
<text>ITALY</text>
<text>designed by</text>
<text>tinker it</text>
<text>M.Banzi</text>
<text>D.Cuartielles</text>
<text>D.Mellis</text>
<text>G.Martino</text>
<text>T.Igoe</text>
<text>IOREF</text>
<text>SDA</text>
<text>SCL</text>
<text>ON</text>
<hole x="96.52" y="2.54" drill="3.2"/>
<hole x="15.24" y="50.8" drill="3.2"/>
<hole x="90.17" y="50.8" drill="3.2"/>
<hole x="13.97" y="2.54" drill="3.2"/>
<hole x="66.04" y="35.56" drill="3.2"/>
<hole x="66.04" y="7.62" drill="3.2"/>
</plain>
<libraries>
<library name="rcl">
<packages>
<package name="PANASONIC_D">
<description>&lt;b&gt;Panasonic Aluminium Electrolytic Capacitor VS-Serie Package D&lt;/b&gt;</description>
</package>
<package name="L1812">
<description>&lt;b&gt;INDUCTOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
</packages>
</library>
<library name="diode">
<packages>
<package name="SMB">
<description>&lt;B&gt;DIODE&lt;/B&gt;</description>
</package>
<package name="MINIMELF">
<description>&lt;b&gt;Mini Melf Diode&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="led">
<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="linear">
<packages>
<package name="SOT223">
<description>&lt;b&gt;Small Outline Transistor&lt;/b&gt;</description>
</package>
<package name="MSOP08">
<description>&lt;b&gt;Mini Small Outline Package&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="SmartPrj">
<packages>
<package name="RESONATOR">
</package>
<package name="R0603-ROUND">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
<package name="C0603-ROUND">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
<package name="FIDUCIA-MOUNT">
</package>
<package name="TS42">
</package>
<package name="SOT23-DBV">
<description>&lt;b&gt;Small Outline Transistor&lt;/b&gt; DBV (R-PDSO-G5)&lt;p&gt;
Source: http://focus.ti.com/lit/ds/symlink/tps77001.pdf</description>
</package>
<package name="POWERSUPPLY_DC-21MM">
<description>DC 2.1mm Jack</description>
</package>
<package name="PN61729">
<description>&lt;b&gt;BERG&lt;/b&gt;</description>
</package>
<package name="1X08">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="1X10">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="MLF32">
<description>mlf-32</description>
</package>
<package name="2X02">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="2X03">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="QS">
<description>&lt;B&gt;CRYSTAL&lt;/B&gt;</description>
</package>
<package name="2X18">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="TQFP100">
<description>&lt;b&gt;100-lead Thin Quad Flat Pack Package Outline&lt;/b&gt;</description>
</package>
<package name="DISCLAIMER">
</package>
</packages>
</library>
<library name="zetex">
<packages>
<package name="SOT-23">
<description>&lt;b&gt;Small Outline Transistor&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="jumper">
<packages>
<package name="SJ">
<description>&lt;b&gt;Solder jumper&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="wuerth-elektronik">
<packages>
<package name="0805">
<description>Multilayer SMD</description>
</package>
</packages>
</library>
<library name="varistor">
<packages>
<package name="CT/CN0603">
<description>&lt;b&gt;EPCOS SMD Varistors, MLV; Standard Series&lt;/b&gt;&lt;p&gt;
Source: www.farnell.com/datasheets/49238.pdf</description>
</package>
</packages>
</library>
<library name="resistor-dil">
<packages>
<package name="CAY16">
<description>&lt;b&gt;BOURNS&lt;/b&gt; Chip Resistor Array&lt;p&gt;
Source: RS Component / BUORNS</description>
</package>
<package name="CAT16">
<description>&lt;b&gt;BOURNS&lt;/b&gt; Chip Resistor Array&lt;p&gt;
Source: RS Component / BUORNS</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="ICSP" library="SmartPrj" package="2X03" value="3x2M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="PWML" library="SmartPrj" package="1X08" value="8x1F-H8.5">
<attribute name="VALUE"/>
</element>
<element name="PC1" library="rcl" package="PANASONIC_D" value="47u">
<attribute name="VALUE"/>
</element>
<element name="PC2" library="rcl" package="PANASONIC_D" value="47u">
<attribute name="VALUE"/>
</element>
<element name="ON" library="led" package="CHIP-LED0805" value="GREEN">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D1" library="diode" package="SMB" value="M7">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="X1" library="SmartPrj" package="POWERSUPPLY_DC-21MM" value="POWERSUPPLY_DC21MMX">
<attribute name="VALUE"/>
</element>
<element name="FD1" library="SmartPrj" package="FIDUCIA-MOUNT" value="FIDUCIALMOUNT"/>
<element name="FD2" library="SmartPrj" package="FIDUCIA-MOUNT" value="FIDUCIALMOUNT"/>
<element name="FD3" library="SmartPrj" package="FIDUCIA-MOUNT" value="FIDUCIALMOUNT"/>
<element name="IC1" library="linear" package="SOT223" value="NCP1117ST50T3G">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="SmartPrj" package="C0603-ROUND" value="100n">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C6" library="SmartPrj" package="C0603-ROUND" value="100n">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="SmartPrj" package="C0603-ROUND" value="100n">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="ADCL" library="SmartPrj" package="1X08" value="8x1F-H8.5">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="COMMUNICATION" library="SmartPrj" package="1X08" value="8x1F-H8.5">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="IC3" library="SmartPrj" package="TQFP100" value="ATMEGA2560-16AU">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C5" library="SmartPrj" package="C0603-ROUND" value="100n">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C4" library="SmartPrj" package="C0603-ROUND" value="100n">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="ADCH" library="SmartPrj" package="1X08" value="8x1F-H8.5">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C1" library="SmartPrj" package="C0603-ROUND" value="22p">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C8" library="SmartPrj" package="C0603-ROUND" value="100n">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C13" library="SmartPrj" package="C0603-ROUND" value="1u">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="RX" library="led" package="CHIP-LED0805" value="YELLOW">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="TX" library="led" package="CHIP-LED0805" value="YELLOW">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="X2" library="SmartPrj" package="PN61729" value="USB-B_TH">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="F1" library="rcl" package="L1812" value="MF-MSMF050-2 500mA">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C9" library="SmartPrj" package="C0603-ROUND" value="100n">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="L" library="led" package="CHIP-LED0805" value="YELLOW">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C7" library="SmartPrj" package="C0603-ROUND" value="100n">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="T1" library="zetex" package="SOT-23" value="FDN340P">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C12" library="SmartPrj" package="C0603-ROUND" value="100n">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C11" library="SmartPrj" package="C0603-ROUND" value="100n">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="RESET-EN" library="jumper" package="SJ" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C10" library="SmartPrj" package="C0603-ROUND" value="1u">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="IC4" library="SmartPrj" package="MLF32" value="ATMEGA16U2-MU">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="ICSP1" library="SmartPrj" package="2X03" value="3x2M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="L1" library="wuerth-elektronik" package="0805" value="BLM21">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Z1" library="varistor" package="CT/CN0603" value="CG0603MLC-05E">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Z2" library="varistor" package="CT/CN0603" value="CG0603MLC-05E">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="GROUND" library="jumper" package="SJ" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Y1" library="SmartPrj" package="RESONATOR" value="CSTCE16M0V53-R0 16MHZ">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R1" library="SmartPrj" package="R0603-ROUND" value="1M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="RN4" library="resistor-dil" package="CAY16" value="1k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="RN5" library="resistor-dil" package="CAT16" value="10K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="RN1" library="resistor-dil" package="CAT16" value="10K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="RN3" library="resistor-dil" package="CAY16" value="1k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="FD4" library="SmartPrj" package="FIDUCIA-MOUNT" value="FIDUCIALMOUNT"/>
<element name="RN2" library="resistor-dil" package="CAY16" value="22R">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="RESET" library="SmartPrj" package="TS42" value="TS42031-160R-TR-7260">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="SmartPrj" package="R0603-ROUND" value="1M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="IC6" library="SmartPrj" package="SOT23-DBV" value="LP2985-33DBVR">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="Y2" library="SmartPrj" package="QS" value="16MHz">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C14" library="SmartPrj" package="C0603-ROUND" value="22p">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C15" library="SmartPrj" package="C0603-ROUND" value="22p">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="JP5" library="SmartPrj" package="2X02" value="2x2M - NM"/>
<element name="IC7" library="linear" package="MSOP08" value="LMV358IDGKR">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D3" library="diode" package="MINIMELF" value="CD1206-S01575">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="XIO" library="SmartPrj" package="2X18" value="18x2F-H8.5"/>
<element name="JP6" library="SmartPrj" package="1X10" value="10x1F-H8.5"/>
<element name="POWER" library="SmartPrj" package="1X08" value="8x1F-H8.5">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D2" library="diode" package="MINIMELF" value="CD1206-S01575">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$1" library="SmartPrj" package="DISCLAIMER" value="DISCLAIMER"/>
</elements>
<signals>
<signal name="+5V">
<contactref element="ICSP" pad="2"/>
<contactref element="C6" pad="1"/>
<contactref element="PC2" pad="+"/>
<contactref element="IC1" pad="2"/>
<contactref element="IC1" pad="4"/>
<contactref element="IC3" pad="100"/>
<contactref element="C4" pad="1"/>
<contactref element="C5" pad="1"/>
<contactref element="IC3" pad="80"/>
<contactref element="IC3" pad="10"/>
<contactref element="IC3" pad="31"/>
<contactref element="IC3" pad="61"/>
<contactref element="C9" pad="1"/>
<contactref element="C11" pad="2"/>
<contactref element="T1" pad="2"/>
<contactref element="IC4" pad="4"/>
<contactref element="IC4" pad="32"/>
<contactref element="ICSP1" pad="2"/>
<contactref element="RN4" pad="5"/>
<contactref element="RN4" pad="6"/>
<contactref element="RN5" pad="2"/>
<contactref element="RN5" pad="8"/>
<contactref element="RN1" pad="7"/>
<contactref element="RN1" pad="6"/>
<contactref element="RN3" pad="1"/>
<contactref element="IC6" pad="1"/>
<contactref element="IC6" pad="3"/>
<contactref element="IC7" pad="8"/>
<contactref element="D3" pad="C"/>
<contactref element="XIO" pad="2"/>
<contactref element="XIO" pad="1"/>
<contactref element="POWER" pad="5"/>
<contactref element="POWER" pad="2"/>
<contactref element="D2" pad="C"/>
</signal>
<signal name="GND">
<contactref element="ICSP" pad="6"/>
<contactref element="PC2" pad="-"/>
<contactref element="PC1" pad="-"/>
<contactref element="ON" pad="C"/>
<contactref element="X1" pad="1"/>
<contactref element="X1" pad="3"/>
<contactref element="IC1" pad="1"/>
<contactref element="C3" pad="2"/>
<contactref element="C6" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="IC3" pad="11"/>
<contactref element="C5" pad="2"/>
<contactref element="C4" pad="2"/>
<contactref element="IC3" pad="99"/>
<contactref element="IC3" pad="81"/>
<contactref element="IC3" pad="32"/>
<contactref element="IC3" pad="62"/>
<contactref element="C1" pad="2"/>
<contactref element="C8" pad="2"/>
<contactref element="C13" pad="1"/>
<contactref element="C9" pad="2"/>
<contactref element="L" pad="C"/>
<contactref element="C12" pad="1"/>
<contactref element="C11" pad="1"/>
<contactref element="IC4" pad="3"/>
<contactref element="ICSP1" pad="6"/>
<contactref element="IC4" pad="33"/>
<contactref element="GROUND" pad="2"/>
<contactref element="Y1" pad="2"/>
<contactref element="RN5" pad="4"/>
<contactref element="RESET" pad="1"/>
<contactref element="RESET" pad="2"/>
<contactref element="IC6" pad="2"/>
<contactref element="C14" pad="2"/>
<contactref element="C15" pad="2"/>
<contactref element="IC7" pad="4"/>
<contactref element="RN3" pad="5"/>
<contactref element="XIO" pad="36"/>
<contactref element="XIO" pad="35"/>
<contactref element="JP6" pad="4"/>
<contactref element="POWER" pad="6"/>
<contactref element="POWER" pad="7"/>
</signal>
<signal name="AREF">
<contactref element="IC3" pad="98"/>
<contactref element="C3" pad="1"/>
<contactref element="JP6" pad="3"/>
</signal>
<signal name="RESET">
<contactref element="ICSP" pad="5"/>
<contactref element="IC3" pad="30"/>
<contactref element="C1" pad="1"/>
<contactref element="C7" pad="2"/>
<contactref element="RESET-EN" pad="1"/>
<contactref element="RESET-EN" pad="2"/>
<contactref element="RN5" pad="1"/>
<contactref element="RESET" pad="4"/>
<contactref element="RESET" pad="3"/>
<contactref element="D3" pad="A"/>
<contactref element="POWER" pad="3"/>
</signal>
<signal name="VIN">
<contactref element="PC1" pad="+"/>
<contactref element="D1" pad="C"/>
<contactref element="IC1" pad="3"/>
<contactref element="C2" pad="1"/>
<contactref element="RN5" pad="6"/>
<contactref element="POWER" pad="8"/>
</signal>
<signal name="N$3">
<contactref element="ON" pad="A"/>
<contactref element="RN3" pad="8"/>
</signal>
<signal name="PWRIN">
<contactref element="D1" pad="A"/>
<contactref element="X1" pad="2"/>
</signal>
<signal name="M8RXD">
<contactref element="IC4" pad="9"/>
<contactref element="RN4" pad="7"/>
</signal>
<signal name="M8TXD">
<contactref element="IC4" pad="8"/>
<contactref element="RN4" pad="8"/>
</signal>
<signal name="ADC0">
<contactref element="ADCL" pad="1"/>
<contactref element="IC3" pad="97"/>
</signal>
<signal name="ADC2">
<contactref element="ADCL" pad="3"/>
<contactref element="IC3" pad="95"/>
</signal>
<signal name="ADC1">
<contactref element="ADCL" pad="2"/>
<contactref element="IC3" pad="96"/>
</signal>
<signal name="ADC3">
<contactref element="ADCL" pad="4"/>
<contactref element="IC3" pad="94"/>
</signal>
<signal name="ADC4">
<contactref element="ADCL" pad="5"/>
<contactref element="IC3" pad="93"/>
</signal>
<signal name="ADC5">
<contactref element="ADCL" pad="6"/>
<contactref element="IC3" pad="92"/>
</signal>
<signal name="ADC6">
<contactref element="ADCL" pad="7"/>
<contactref element="IC3" pad="91"/>
</signal>
<signal name="ADC7">
<contactref element="ADCL" pad="8"/>
<contactref element="IC3" pad="90"/>
</signal>
<signal name="+3V3">
<contactref element="C13" pad="2"/>
<contactref element="IC6" pad="5"/>
<contactref element="IC7" pad="6"/>
<contactref element="POWER" pad="4"/>
</signal>
<signal name="SDA">
<contactref element="IC3" pad="44"/>
<contactref element="COMMUNICATION" pad="2"/>
<contactref element="RN1" pad="3"/>
<contactref element="JP6" pad="2"/>
</signal>
<signal name="SCL">
<contactref element="IC3" pad="43"/>
<contactref element="COMMUNICATION" pad="1"/>
<contactref element="RN1" pad="2"/>
<contactref element="JP6" pad="1"/>
</signal>
<signal name="ADC9">
<contactref element="ADCH" pad="2"/>
<contactref element="IC3" pad="88"/>
</signal>
<signal name="ADC8">
<contactref element="ADCH" pad="1"/>
<contactref element="IC3" pad="89"/>
</signal>
<signal name="ADC10">
<contactref element="ADCH" pad="3"/>
<contactref element="IC3" pad="87"/>
</signal>
<signal name="ADC11">
<contactref element="ADCH" pad="4"/>
<contactref element="IC3" pad="86"/>
</signal>
<signal name="ADC12">
<contactref element="ADCH" pad="5"/>
<contactref element="IC3" pad="85"/>
</signal>
<signal name="ADC13">
<contactref element="ADCH" pad="6"/>
<contactref element="IC3" pad="84"/>
</signal>
<signal name="ADC14">
<contactref element="ADCH" pad="7"/>
<contactref element="IC3" pad="83"/>
</signal>
<signal name="ADC15">
<contactref element="ADCH" pad="8"/>
<contactref element="IC3" pad="82"/>
</signal>
<signal name="PB3">
<contactref element="ICSP" pad="1"/>
<contactref element="IC3" pad="22"/>
<contactref element="XIO" pad="31"/>
</signal>
<signal name="PB2">
<contactref element="ICSP" pad="4"/>
<contactref element="IC3" pad="21"/>
<contactref element="XIO" pad="32"/>
</signal>
<signal name="PB1">
<contactref element="ICSP" pad="3"/>
<contactref element="IC3" pad="20"/>
<contactref element="XIO" pad="33"/>
</signal>
<signal name="PB5">
<contactref element="IC3" pad="24"/>
<contactref element="JP6" pad="7"/>
</signal>
<signal name="PB4">
<contactref element="IC3" pad="23"/>
<contactref element="JP6" pad="8"/>
</signal>
<signal name="PE5">
<contactref element="IC3" pad="7"/>
<contactref element="PWML" pad="4"/>
</signal>
<signal name="PE4">
<contactref element="IC3" pad="6"/>
<contactref element="PWML" pad="3"/>
</signal>
<signal name="PE3">
<contactref element="IC3" pad="5"/>
<contactref element="PWML" pad="6"/>
</signal>
<signal name="PE1">
<contactref element="IC3" pad="3"/>
<contactref element="PWML" pad="2"/>
<contactref element="RN4" pad="1"/>
</signal>
<signal name="PE0">
<contactref element="IC3" pad="2"/>
<contactref element="PWML" pad="1"/>
<contactref element="RN4" pad="2"/>
</signal>
<signal name="N$54">
<contactref element="RX" pad="A"/>
<contactref element="RN4" pad="4"/>
</signal>
<signal name="N$55">
<contactref element="TX" pad="A"/>
<contactref element="RN4" pad="3"/>
</signal>
<signal name="DTR">
<contactref element="C7" pad="1"/>
<contactref element="IC4" pad="13"/>
<contactref element="RN3" pad="4"/>
</signal>
<signal name="USBVCC">
<contactref element="C8" pad="1"/>
<contactref element="F1" pad="1"/>
<contactref element="T1" pad="1"/>
<contactref element="IC4" pad="31"/>
</signal>
<signal name="N$2">
<contactref element="L" pad="A"/>
<contactref element="RN3" pad="2"/>
</signal>
<signal name="GATE_CMD">
<contactref element="T1" pad="3"/>
<contactref element="IC7" pad="7"/>
</signal>
<signal name="CMP">
<contactref element="C12" pad="2"/>
<contactref element="RN5" pad="3"/>
<contactref element="RN5" pad="5"/>
<contactref element="IC7" pad="5"/>
</signal>
<signal name="PB6">
<contactref element="IC3" pad="25"/>
<contactref element="JP6" pad="6"/>
</signal>
<signal name="PH3">
<contactref element="IC3" pad="15"/>
<contactref element="PWML" pad="7"/>
</signal>
<signal name="PH4">
<contactref element="IC3" pad="16"/>
<contactref element="PWML" pad="8"/>
</signal>
<signal name="PH5">
<contactref element="IC3" pad="17"/>
<contactref element="JP6" pad="10"/>
</signal>
<signal name="PH6">
<contactref element="IC3" pad="18"/>
<contactref element="JP6" pad="9"/>
</signal>
<signal name="PG5">
<contactref element="IC3" pad="1"/>
<contactref element="PWML" pad="5"/>
</signal>
<signal name="RXD1">
<contactref element="IC3" pad="45"/>
<contactref element="COMMUNICATION" pad="3"/>
</signal>
<signal name="TXD1">
<contactref element="IC3" pad="46"/>
<contactref element="COMMUNICATION" pad="4"/>
</signal>
<signal name="RXD2">
<contactref element="COMMUNICATION" pad="5"/>
<contactref element="IC3" pad="12"/>
</signal>
<signal name="RXD3">
<contactref element="COMMUNICATION" pad="7"/>
<contactref element="IC3" pad="63"/>
</signal>
<signal name="TXD2">
<contactref element="COMMUNICATION" pad="6"/>
<contactref element="IC3" pad="13"/>
</signal>
<signal name="TXD3">
<contactref element="COMMUNICATION" pad="8"/>
<contactref element="IC3" pad="64"/>
</signal>
<signal name="PC0">
<contactref element="IC3" pad="53"/>
<contactref element="XIO" pad="18"/>
</signal>
<signal name="PC1">
<contactref element="IC3" pad="54"/>
<contactref element="XIO" pad="17"/>
</signal>
<signal name="PC2">
<contactref element="IC3" pad="55"/>
<contactref element="XIO" pad="16"/>
</signal>
<signal name="PC3">
<contactref element="IC3" pad="56"/>
<contactref element="XIO" pad="15"/>
</signal>
<signal name="PC4">
<contactref element="IC3" pad="57"/>
<contactref element="XIO" pad="14"/>
</signal>
<signal name="PC5">
<contactref element="IC3" pad="58"/>
<contactref element="XIO" pad="13"/>
</signal>
<signal name="PC6">
<contactref element="IC3" pad="59"/>
<contactref element="XIO" pad="12"/>
</signal>
<signal name="PC7">
<contactref element="IC3" pad="60"/>
<contactref element="XIO" pad="11"/>
</signal>
<signal name="PB0">
<contactref element="IC3" pad="19"/>
<contactref element="XIO" pad="34"/>
</signal>
<signal name="PG0">
<contactref element="IC3" pad="51"/>
<contactref element="XIO" pad="22"/>
</signal>
<signal name="PG1">
<contactref element="IC3" pad="52"/>
<contactref element="XIO" pad="21"/>
</signal>
<signal name="PG2">
<contactref element="IC3" pad="70"/>
<contactref element="XIO" pad="20"/>
</signal>
<signal name="PD7">
<contactref element="IC3" pad="50"/>
<contactref element="XIO" pad="19"/>
</signal>
<signal name="PA0">
<contactref element="IC3" pad="78"/>
<contactref element="XIO" pad="3"/>
</signal>
<signal name="PA1">
<contactref element="IC3" pad="77"/>
<contactref element="XIO" pad="4"/>
</signal>
<signal name="PA2">
<contactref element="IC3" pad="76"/>
<contactref element="XIO" pad="5"/>
</signal>
<signal name="PA3">
<contactref element="IC3" pad="75"/>
<contactref element="XIO" pad="6"/>
</signal>
<signal name="PA4">
<contactref element="IC3" pad="74"/>
<contactref element="XIO" pad="7"/>
</signal>
<signal name="PA5">
<contactref element="IC3" pad="73"/>
<contactref element="XIO" pad="8"/>
</signal>
<signal name="PA6">
<contactref element="IC3" pad="72"/>
<contactref element="XIO" pad="9"/>
</signal>
<signal name="PA7">
<contactref element="IC3" pad="71"/>
<contactref element="XIO" pad="10"/>
</signal>
<signal name="PL0">
<contactref element="IC3" pad="35"/>
<contactref element="XIO" pad="30"/>
</signal>
<signal name="PL1">
<contactref element="IC3" pad="36"/>
<contactref element="XIO" pad="29"/>
</signal>
<signal name="PL2">
<contactref element="IC3" pad="37"/>
<contactref element="XIO" pad="28"/>
</signal>
<signal name="PL3">
<contactref element="IC3" pad="38"/>
<contactref element="XIO" pad="27"/>
</signal>
<signal name="PL4">
<contactref element="IC3" pad="39"/>
<contactref element="XIO" pad="26"/>
</signal>
<signal name="PL5">
<contactref element="IC3" pad="40"/>
<contactref element="XIO" pad="25"/>
</signal>
<signal name="PL6">
<contactref element="IC3" pad="41"/>
<contactref element="XIO" pad="24"/>
</signal>
<signal name="PL7">
<contactref element="IC3" pad="42"/>
<contactref element="XIO" pad="23"/>
</signal>
<signal name="PB7">
<contactref element="IC3" pad="26"/>
<contactref element="IC7" pad="3"/>
<contactref element="JP6" pad="5"/>
</signal>
<signal name="VUCAP">
<contactref element="IC4" pad="27"/>
<contactref element="C10" pad="1"/>
</signal>
<signal name="RD-">
<contactref element="IC4" pad="30"/>
<contactref element="RN2" pad="1"/>
</signal>
<signal name="RD+">
<contactref element="IC4" pad="29"/>
<contactref element="RN2" pad="4"/>
</signal>
<signal name="RESET2">
<contactref element="IC4" pad="24"/>
<contactref element="ICSP1" pad="5"/>
<contactref element="RN5" pad="7"/>
<contactref element="D2" pad="A"/>
</signal>
<signal name="MISO2">
<contactref element="IC4" pad="17"/>
<contactref element="ICSP1" pad="1"/>
</signal>
<signal name="MOSI2">
<contactref element="IC4" pad="16"/>
<contactref element="ICSP1" pad="4"/>
</signal>
<signal name="SCK2">
<contactref element="IC4" pad="15"/>
<contactref element="ICSP1" pad="3"/>
</signal>
<signal name="XVCC">
<contactref element="X2" pad="1"/>
<contactref element="F1" pad="2"/>
</signal>
<signal name="RXL">
<contactref element="RX" pad="C"/>
<contactref element="IC4" pad="10"/>
</signal>
<signal name="TXL">
<contactref element="TX" pad="C"/>
<contactref element="IC4" pad="11"/>
</signal>
<signal name="D-">
<contactref element="X2" pad="2"/>
<contactref element="Z1" pad="2"/>
<contactref element="RN2" pad="8"/>
</signal>
<signal name="D+">
<contactref element="X2" pad="3"/>
<contactref element="Z2" pad="2"/>
<contactref element="RN2" pad="5"/>
</signal>
<signal name="UGND">
<contactref element="X2" pad="4"/>
<contactref element="L1" pad="1"/>
<contactref element="IC4" pad="28"/>
<contactref element="C10" pad="2"/>
<contactref element="GROUND" pad="1"/>
</signal>
<signal name="USHIELD">
<contactref element="X2" pad="P$1"/>
<contactref element="X2" pad="P$2"/>
<contactref element="L1" pad="2"/>
<contactref element="Z1" pad="1"/>
<contactref element="Z2" pad="1"/>
</signal>
<signal name="XTAL2">
<contactref element="IC3" pad="33"/>
<contactref element="Y1" pad="1"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="XTAL1">
<contactref element="Y1" pad="3"/>
<contactref element="R1" pad="1"/>
<contactref element="IC3" pad="34"/>
</signal>
<signal name="XT2">
<contactref element="IC4" pad="2"/>
<contactref element="R2" pad="2"/>
<contactref element="Y2" pad="1"/>
<contactref element="C15" pad="1"/>
</signal>
<signal name="XT1">
<contactref element="R2" pad="1"/>
<contactref element="IC4" pad="1"/>
<contactref element="Y2" pad="2"/>
<contactref element="C14" pad="1"/>
</signal>
<signal name="5-GND">
<contactref element="RESET" pad="5"/>
</signal>
<signal name="8PB7">
<contactref element="JP5" pad="4"/>
<contactref element="IC4" pad="21"/>
</signal>
<signal name="8PB6">
<contactref element="JP5" pad="2"/>
<contactref element="IC4" pad="20"/>
</signal>
<signal name="8PB5">
<contactref element="JP5" pad="3"/>
<contactref element="IC4" pad="19"/>
</signal>
<signal name="8PB4">
<contactref element="JP5" pad="1"/>
<contactref element="IC4" pad="18"/>
</signal>
<signal name="L13">
<contactref element="IC7" pad="2"/>
<contactref element="IC7" pad="1"/>
<contactref element="RN3" pad="7"/>
</signal>
<signal name="N$1">
</signal>
</signals>
</board>
</drawing>
</eagle>
