<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.3">
<drawing>
<board>
<plain>
<wire x1="48.5" y1="55.5" x2="56.5" y2="55.5" width="0.254" layer="20"/>
<wire x1="56.5" y1="55.5" x2="56.5" y2="51.5" width="0.254" layer="20"/>
<wire x1="56.5" y1="51.5" x2="56.5" y2="55.5" width="0.254" layer="20"/>
<wire x1="56.5" y1="55.5" x2="56.5" y2="51.5" width="0.254" layer="20"/>
<wire x1="56.5" y1="51.5" x2="56.5" y2="40.5" width="0.254" layer="20"/>
<wire x1="56.5" y1="40.5" x2="56.5" y2="9" width="0.254" layer="20"/>
<wire x1="56.5" y1="9" x2="56.5" y2="4.5" width="0.254" layer="20"/>
<wire x1="56.5" y1="4.5" x2="56.5" y2="-0.5" width="0.254" layer="20"/>
<wire x1="56.5" y1="-0.5" x2="0" y2="-0.5" width="0.254" layer="20"/>
<wire x1="0" y1="-0.5" x2="0" y2="55.5" width="0.254" layer="20"/>
<wire x1="0" y1="55.5" x2="48.5" y2="55.5" width="0.254" layer="20"/>
<text>DIGITAL</text>
<text>5V</text>
<text>13</text>
<text>12</text>
<text>11</text>
<text>10</text>
<text>9</text>
<text>8</text>
<text>7</text>
<text>6</text>
<text>5</text>
<text>4</text>
<text>3</text>
<text>2</text>
<text>1</text>
<text>0</text>
<text>REF</text>
<text>3V3</text>
<text>USB</text>
<text>ETH</text>
<text>SDA</text>
<text>SCL</text>
<hole x="54.38" y="11.82" drill="3.2"/>
<hole x="54.38" y="38.76" drill="3.2"/>
<text>SPI</text>
<text>Digital</text>
<text>GND</text>
<text>IOREF</text>
<text>A4 = SDA</text>
<text>A5 = SCL</text>
<text>MOSI</text>
<text>MISO</text>
<text>SCK</text>
<text>MOSI</text>
<text>MISO</text>
<text>SCK</text>
<text>11</text>
<text>12</text>
<text>13</text>
<text>SDA</text>
<text>SCL</text>
<text>A5</text>
<text>A4</text>
<text>TX</text>
<text>RX</text>
<text>PWM on 2-13</text>
<text>Output</text>
<text>Input</text>
<text>I2C</text>
<text>Analog</text>
<text>Digistump
Level
Shifter</text>
<text>digistump.com</text>
<text>CC-BY-NC-SA 3.0</text>
<text>A0</text>
<text>A0</text>
<text>A1</text>
<text>A1</text>
<text>A2</text>
<text>A2</text>
<text>A3</text>
<text>A3</text>
<text>A4</text>
<text>A4</text>
<text>A5</text>
<text>A5</text>
<text>RST</text>
<text>ICSP</text>
<text>ICSP</text>
<text>A0</text>
<text>A1</text>
<text>A2</text>
<text>A3</text>
<text>A4</text>
<text>A5</text>
<text>VIN</text>
<text>GND</text>
<text>Spare</text>
<text>Instructions:
digistu.mp/levelshift</text>
</plain>
<libraries>
<library name="SmartPrj">
<packages>
<package name="2X03">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="adafruit">
<packages>
<package name="TSSOP20">
</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; CC v3.0 Share-Alike 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="1X03">
</package>
<package name="1X08">
</package>
<package name="1X06">
</package>
<package name="1X02">
</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; CC v3.0 Share-Alike 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="0603-RES">
</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; CC v3.0 Share-Alike 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="0603-CAP">
</package>
</packages>
</library>
<library name="SparkFun-DiscreteSemi">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find discrete semiconductors- transistors, diodes, TRIACs, optoisolators, 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; CC v3.0 Share-Alike 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="SOT23">
<description>&lt;b&gt;SOT-23&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="SparkFun">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
We've spent an enormous amount of time creating and checking these footprints and parts. 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; CC v3.0 Share-Alike 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="0603-RES">
</package>
<package name="1X10">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="ICSP" library="SmartPrj" package="2X03" value="">
<attribute name="VALUE"/>
</element>
<element name="U1" library="adafruit" package="TSSOP20" value="">
<attribute name="VALUE"/>
</element>
<element name="U2" library="adafruit" package="TSSOP20" value="">
<attribute name="VALUE"/>
</element>
<element name="U3" library="adafruit" package="TSSOP20" value="">
<attribute name="VALUE"/>
</element>
<element name="JP1" library="SparkFun-Connectors" package="1X03" value="">
<attribute name="VALUE"/>
</element>
<element name="JP2" library="SparkFun-Connectors" package="1X03" value="">
<attribute name="VALUE"/>
</element>
<element name="JP3" library="SparkFun-Connectors" package="1X03" value="">
<attribute name="VALUE"/>
</element>
<element name="JP4" library="SparkFun-Connectors" package="1X03" value="">
<attribute name="VALUE"/>
</element>
<element name="JP5" library="SparkFun-Connectors" package="1X03" value="">
<attribute name="VALUE"/>
</element>
<element name="ICSP1" library="SmartPrj" package="2X03" value="">
<attribute name="VALUE"/>
</element>
<element name="R1" library="SparkFun-Passives" package="0603-RES" value="10K"/>
<element name="R2" library="SparkFun-Passives" package="0603-RES" value="10K"/>
<element name="R3" library="SparkFun-Passives" package="0603-RES" value="10K"/>
<element name="C1" library="SparkFun-Capacitors" package="0603-CAP" value=""/>
<element name="C2" library="SparkFun-Capacitors" package="0603-CAP" value=""/>
<element name="C3" library="SparkFun-Capacitors" package="0603-CAP" value=""/>
<element name="C4" library="SparkFun-Capacitors" package="0603-CAP" value=""/>
<element name="C5" library="SparkFun-Capacitors" package="0603-CAP" value=""/>
<element name="C6" library="SparkFun-Capacitors" package="0603-CAP" value=""/>
<element name="Q1" library="SparkFun-DiscreteSemi" package="SOT23" value="MOSFET-NCHANNELBSS123LT1G">
<attribute name="PROD_ID" value="TRANS-08345"/>
<attribute name="NAME"/>
</element>
<element name="R4" library="SparkFun-Passives" package="0603-RES" value="10K"/>
<element name="R6" library="SparkFun-Passives" package="0603-RES" value="10K"/>
<element name="Q2" library="SparkFun-DiscreteSemi" package="SOT23" value="MOSFET-NCHANNELBSS123LT1G">
<attribute name="PROD_ID" value="TRANS-08345"/>
<attribute name="NAME"/>
</element>
<element name="R5" library="SparkFun-Passives" package="0603-RES" value="10K"/>
<element name="R7" library="SparkFun-Passives" package="0603-RES" value="10K"/>
<element name="JP6" library="SparkFun-Connectors" package="1X08" value="">
<attribute name="VALUE"/>
</element>
<element name="JP8" library="SparkFun-Connectors" package="1X08" value="">
<attribute name="VALUE"/>
</element>
<element name="JPOUT" library="SparkFun-Connectors" package="1X06" value="">
<attribute name="VALUE"/>
</element>
<element name="JPIN" library="SparkFun-Connectors" package="1X06" value="">
<attribute name="VALUE"/>
</element>
<element name="JPMID" library="SparkFun-Connectors" package="1X06" value="">
<attribute name="VALUE"/>
</element>
<element name="R8" library="SparkFun" package="0603-RES" value="10K"/>
<element name="R9" library="SparkFun" package="0603-RES" value="20K"/>
<element name="R10" library="SparkFun" package="0603-RES" value="10K"/>
<element name="R11" library="SparkFun" package="0603-RES" value="20K"/>
<element name="R12" library="SparkFun" package="0603-RES" value="10K"/>
<element name="R13" library="SparkFun" package="0603-RES" value="20K"/>
<element name="R14" library="SparkFun" package="0603-RES" value="10K"/>
<element name="R15" library="SparkFun" package="0603-RES" value="20K"/>
<element name="R16" library="SparkFun" package="0603-RES" value="10K"/>
<element name="R17" library="SparkFun" package="0603-RES" value="20K"/>
<element name="R18" library="SparkFun" package="0603-RES" value="10K"/>
<element name="R19" library="SparkFun" package="0603-RES" value="20K"/>
<element name="JP7" library="SparkFun-Connectors" package="1X08" value="">
<attribute name="VALUE"/>
</element>
<element name="JP9" library="SparkFun-Connectors" package="1X08" value="">
<attribute name="VALUE"/>
</element>
<element name="JP10" library="SparkFun" package="1X10" value="M10&quot;"/>
<element name="JP11" library="SparkFun" package="1X10" value="M10&quot;"/>
<element name="JP12" library="SparkFun-Connectors" package="1X06" value="">
<attribute name="VALUE"/>
</element>
<element name="JP13" library="SparkFun-Connectors" package="1X06" value="">
<attribute name="VALUE"/>
</element>
<element name="JP14" library="SparkFun-Connectors" package="1X02" value="">
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="+5V">
<contactref element="ICSP" pad="2"/>
<contactref element="ICSP1" pad="2"/>
<contactref element="U3" pad="19"/>
<contactref element="C2" pad="1"/>
<contactref element="C4" pad="1"/>
<contactref element="C6" pad="1"/>
<contactref element="R6" pad="2"/>
<contactref element="R7" pad="2"/>
<contactref element="U1" pad="19"/>
<contactref element="U2" pad="19"/>
<contactref element="JP6" pad="4"/>
<contactref element="JP8" pad="4"/>
<contactref element="JP6" pad="7"/>
</signal>
<signal name="+9V">
<contactref element="JP6" pad="1"/>
<contactref element="JP8" pad="1"/>
</signal>
<signal name="N$2">
<contactref element="U3" pad="20"/>
<contactref element="JP10" pad="1"/>
</signal>
<signal name="N$7">
<contactref element="U3" pad="17"/>
<contactref element="JP10" pad="3"/>
</signal>
<signal name="N$8">
<contactref element="U1" pad="20"/>
<contactref element="JP7" pad="1"/>
</signal>
<signal name="N$9">
<contactref element="U1" pad="18"/>
<contactref element="JP7" pad="2"/>
</signal>
<signal name="N$10">
<contactref element="U1" pad="17"/>
<contactref element="JP7" pad="3"/>
</signal>
<signal name="N$11">
<contactref element="U1" pad="16"/>
<contactref element="JP7" pad="4"/>
</signal>
<signal name="N$12">
<contactref element="U1" pad="15"/>
<contactref element="JP7" pad="5"/>
</signal>
<signal name="N$13">
<contactref element="U1" pad="14"/>
<contactref element="JP7" pad="6"/>
</signal>
<signal name="N$14">
<contactref element="U1" pad="13"/>
<contactref element="JP7" pad="7"/>
</signal>
<signal name="N$15">
<contactref element="U1" pad="12"/>
<contactref element="JP7" pad="8"/>
</signal>
<signal name="GND">
<contactref element="ICSP" pad="6"/>
<contactref element="U3" pad="11"/>
<contactref element="U1" pad="11"/>
<contactref element="U2" pad="11"/>
<contactref element="ICSP1" pad="6"/>
<contactref element="C1" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="C3" pad="2"/>
<contactref element="C4" pad="2"/>
<contactref element="C5" pad="2"/>
<contactref element="C6" pad="2"/>
<contactref element="JP8" pad="2"/>
<contactref element="JP8" pad="3"/>
<contactref element="JP8" pad="3"/>
<contactref element="JP8" pad="2"/>
<contactref element="JP6" pad="3"/>
<contactref element="JP6" pad="2"/>
<contactref element="R19" pad="1"/>
<contactref element="R17" pad="2"/>
<contactref element="R15" pad="1"/>
<contactref element="R13" pad="2"/>
<contactref element="R11" pad="1"/>
<contactref element="R9" pad="1"/>
<contactref element="JP10" pad="7"/>
<contactref element="JP11" pad="7"/>
<contactref element="JP11" pad="7"/>
</signal>
<signal name="N$32">
<contactref element="JP6" pad="8"/>
<contactref element="JP8" pad="8"/>
</signal>
<signal name="MOSI">
<contactref element="ICSP" pad="4"/>
<contactref element="U3" pad="8"/>
</signal>
<signal name="SCK">
<contactref element="ICSP" pad="3"/>
<contactref element="U2" pad="8"/>
</signal>
<signal name="N$5">
<contactref element="JP6" pad="6"/>
<contactref element="JP8" pad="6"/>
</signal>
<signal name="N$6">
<contactref element="U1" pad="1"/>
<contactref element="JP9" pad="1"/>
</signal>
<signal name="N$16">
<contactref element="U1" pad="3"/>
<contactref element="JP9" pad="2"/>
</signal>
<signal name="N$17">
<contactref element="U1" pad="4"/>
<contactref element="JP9" pad="3"/>
</signal>
<signal name="N$24">
<contactref element="U1" pad="5"/>
<contactref element="JP9" pad="4"/>
</signal>
<signal name="N$26">
<contactref element="U1" pad="6"/>
<contactref element="JP9" pad="5"/>
</signal>
<signal name="N$27">
<contactref element="U1" pad="8"/>
<contactref element="JP9" pad="7"/>
</signal>
<signal name="N$28">
<contactref element="U1" pad="7"/>
<contactref element="JP9" pad="6"/>
</signal>
<signal name="N$29">
<contactref element="U1" pad="9"/>
<contactref element="JP9" pad="8"/>
</signal>
<signal name="A0">
<contactref element="JPMID" pad="1"/>
<contactref element="JP12" pad="1"/>
</signal>
<signal name="A1">
<contactref element="JPMID" pad="2"/>
<contactref element="JP12" pad="2"/>
</signal>
<signal name="A2">
<contactref element="JPMID" pad="3"/>
<contactref element="JP12" pad="3"/>
</signal>
<signal name="A3">
<contactref element="JPMID" pad="4"/>
<contactref element="JP12" pad="4"/>
</signal>
<signal name="A4">
<contactref element="JPMID" pad="5"/>
<contactref element="JP12" pad="5"/>
</signal>
<signal name="A5">
<contactref element="JPMID" pad="6"/>
<contactref element="JP12" pad="6"/>
</signal>
<signal name="N$38">
<contactref element="U3" pad="18"/>
<contactref element="JP10" pad="2"/>
</signal>
<signal name="N$39">
<contactref element="U3" pad="1"/>
<contactref element="JP11" pad="1"/>
</signal>
<signal name="N$40">
<contactref element="U3" pad="3"/>
<contactref element="JP11" pad="2"/>
</signal>
<signal name="N$41">
<contactref element="U3" pad="4"/>
<contactref element="JP11" pad="3"/>
</signal>
<signal name="N$42">
<contactref element="U3" pad="5"/>
<contactref element="JP11" pad="4"/>
</signal>
<signal name="N$43">
<contactref element="U3" pad="6"/>
<contactref element="JP11" pad="5"/>
</signal>
<signal name="N$44">
<contactref element="U3" pad="7"/>
<contactref element="JP11" pad="6"/>
</signal>
<signal name="N$46">
<contactref element="JP10" pad="8"/>
<contactref element="JP11" pad="8"/>
</signal>
<signal name="N$1">
<contactref element="JP1" pad="2"/>
<contactref element="JP10" pad="4"/>
</signal>
<signal name="N$3">
<contactref element="JP2" pad="2"/>
<contactref element="JP10" pad="5"/>
</signal>
<signal name="N$4">
<contactref element="JP3" pad="2"/>
<contactref element="JP10" pad="6"/>
</signal>
<signal name="N$48">
<contactref element="U3" pad="16"/>
<contactref element="JP1" pad="1"/>
</signal>
<signal name="N$49">
<contactref element="U3" pad="15"/>
<contactref element="JP2" pad="1"/>
</signal>
<signal name="N$50">
<contactref element="U3" pad="14"/>
<contactref element="JP3" pad="1"/>
</signal>
<signal name="MISO">
<contactref element="ICSP" pad="1"/>
<contactref element="U3" pad="9"/>
</signal>
<signal name="MOSIOUT">
<contactref element="U3" pad="13"/>
<contactref element="JP1" pad="3"/>
<contactref element="ICSP1" pad="4"/>
</signal>
<signal name="MISOOUT">
<contactref element="U3" pad="12"/>
<contactref element="JP2" pad="3"/>
<contactref element="ICSP1" pad="1"/>
</signal>
<signal name="SCKOUT">
<contactref element="U2" pad="13"/>
<contactref element="JP3" pad="3"/>
<contactref element="ICSP1" pad="3"/>
</signal>
<signal name="N$22">
<contactref element="U2" pad="15"/>
<contactref element="JP5" pad="1"/>
</signal>
<signal name="N$45">
<contactref element="U2" pad="14"/>
<contactref element="JP4" pad="1"/>
</signal>
<signal name="N$54">
<contactref element="JP4" pad="2"/>
<contactref element="R18" pad="2"/>
<contactref element="JP13" pad="6"/>
</signal>
<signal name="SDAOUT">
<contactref element="JP5" pad="3"/>
<contactref element="R6" pad="1"/>
<contactref element="Q1" pad="3"/>
<contactref element="JP10" pad="9"/>
</signal>
<signal name="SCLOUT">
<contactref element="JP4" pad="3"/>
<contactref element="R7" pad="1"/>
<contactref element="Q2" pad="3"/>
<contactref element="JP10" pad="10"/>
</signal>
<signal name="SDA">
<contactref element="R4" pad="1"/>
<contactref element="Q1" pad="2"/>
<contactref element="JP11" pad="9"/>
</signal>
<signal name="SCL">
<contactref element="R5" pad="1"/>
<contactref element="Q2" pad="2"/>
<contactref element="JP11" pad="10"/>
</signal>
<signal name="N$47">
<contactref element="ICSP1" pad="5"/>
<contactref element="ICSP" pad="5"/>
</signal>
<signal name="3.3V">
<contactref element="R2" pad="1"/>
<contactref element="R1" pad="1"/>
<contactref element="R3" pad="1"/>
<contactref element="U3" pad="2"/>
<contactref element="C1" pad="1"/>
<contactref element="C3" pad="1"/>
<contactref element="C5" pad="1"/>
<contactref element="R4" pad="2"/>
<contactref element="Q1" pad="1"/>
<contactref element="R5" pad="2"/>
<contactref element="Q2" pad="1"/>
<contactref element="U1" pad="2"/>
<contactref element="U2" pad="2"/>
<contactref element="JP6" pad="5"/>
<contactref element="JP8" pad="5"/>
</signal>
<signal name="N$51">
<contactref element="U3" pad="10"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="N$52">
<contactref element="U1" pad="10"/>
<contactref element="R2" pad="2"/>
</signal>
<signal name="N$53">
<contactref element="U2" pad="10"/>
<contactref element="R3" pad="2"/>
</signal>
<signal name="N$71">
<contactref element="R8" pad="2"/>
<contactref element="U2" pad="20"/>
<contactref element="JP13" pad="1"/>
</signal>
<signal name="N$72">
<contactref element="R10" pad="2"/>
<contactref element="U2" pad="18"/>
<contactref element="JP13" pad="2"/>
</signal>
<signal name="N$74">
<contactref element="R14" pad="2"/>
<contactref element="U2" pad="16"/>
<contactref element="JP13" pad="4"/>
</signal>
<signal name="N$75">
<contactref element="R16" pad="1"/>
<contactref element="JP5" pad="2"/>
<contactref element="JP13" pad="5"/>
</signal>
<signal name="N$18">
<contactref element="U2" pad="1"/>
<contactref element="JPOUT" pad="1"/>
</signal>
<signal name="N$19">
<contactref element="U2" pad="3"/>
<contactref element="JPOUT" pad="2"/>
</signal>
<signal name="N$20">
<contactref element="U2" pad="4"/>
<contactref element="JPOUT" pad="3"/>
</signal>
<signal name="N$21">
<contactref element="U2" pad="5"/>
<contactref element="JPOUT" pad="4"/>
</signal>
<signal name="N$31">
<contactref element="U2" pad="6"/>
<contactref element="JPOUT" pad="5"/>
</signal>
<signal name="N$34">
<contactref element="U2" pad="7"/>
<contactref element="JPOUT" pad="6"/>
</signal>
<signal name="N$36">
<contactref element="R12" pad="1"/>
<contactref element="U2" pad="17"/>
<contactref element="JP13" pad="3"/>
</signal>
<signal name="A0I">
<contactref element="JPIN" pad="1"/>
<contactref element="R8" pad="1"/>
<contactref element="R9" pad="2"/>
</signal>
<signal name="A1I">
<contactref element="JPIN" pad="2"/>
<contactref element="R10" pad="1"/>
<contactref element="R11" pad="2"/>
</signal>
<signal name="A2I">
<contactref element="JPIN" pad="3"/>
<contactref element="R12" pad="2"/>
<contactref element="R13" pad="1"/>
</signal>
<signal name="A3I">
<contactref element="JPIN" pad="4"/>
<contactref element="R14" pad="1"/>
<contactref element="R15" pad="2"/>
</signal>
<signal name="A4I">
<contactref element="JPIN" pad="5"/>
<contactref element="R16" pad="2"/>
<contactref element="R17" pad="1"/>
</signal>
<signal name="A5I">
<contactref element="JPIN" pad="6"/>
<contactref element="R18" pad="1"/>
<contactref element="R19" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
