<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.4">
<drawing>
<board>
<plain>
<wire x1="26.67" y1="15.24" x2="72.06" y2="15.24" width="0" layer="20"/>
<wire x1="72.06" y1="15.24" x2="72.06" y2="76.19" width="0" layer="20"/>
<wire x1="72.06" y1="76.19" x2="26.67" y2="76.19" width="0" layer="20"/>
<wire x1="26.67" y1="76.19" x2="26.67" y2="15.24" width="0" layer="20"/>
<text>MAX485</text>
<text>ATmega328P-PU</text>
<text>0.1uF</text>
<text>0.33uF</text>
<text>ULN2803</text>
<text>ULN2803</text>
<text>ULN2803</text>
<text>7805</text>
<text>22pF</text>
<text>22pF</text>
<text>6x3 Channel LED Driver
500ma Max per Channel</text>
<text>1A allowed on first pin per header</text>
<text>2013-07-17</text>
</plain>
<libraries>
<library name="atmel">
<description>&lt;b&gt;AVR Devices&lt;/b&gt;&lt;p&gt;
Configurable logic, microcontrollers, nonvolatile memories&lt;p&gt;
Based on the following sources:&lt;p&gt;
&lt;ul&gt;
&lt;li&gt;www.atmel.com
&lt;li&gt;CD-ROM : Configurable Logic Microcontroller Nonvolatile Memory
&lt;li&gt;CadSoft download site, www.cadsoft.de or www.cadsoftusa.com , file at90smcu_v400.zip
&lt;li&gt;avr.lbr
&lt;/ul&gt;
&lt;author&gt;Revised by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="DIL28-3">
<description>&lt;B&gt;Dual In Line&lt;/B&gt; 0.3 inch</description>
</package>
</packages>
</library>
<library name="crystal">
<description>&lt;b&gt;Crystals and Crystal Resonators&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="HC49/S">
<description>&lt;b&gt;CRYSTAL&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="linear">
<description>&lt;b&gt;Linear Devices&lt;/b&gt;&lt;p&gt;
Operational amplifiers,  comparators, voltage regulators, ADCs, DACs, etc.&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="TO220V">
<description>&lt;b&gt;TO 200 vertical&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="wirepad">
<description>&lt;b&gt;Single Pads&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="4,16O1,6">
<description>&lt;b&gt;THROUGH-HOLE PAD&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="uln-udn">
<description>&lt;b&gt;Driver Arrays&lt;/b&gt;&lt;p&gt;
ULN and UDN Series&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="DIL18">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</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="1X04">
</package>
<package name="1X03">
</package>
<package name="2X3">
</package>
</packages>
</library>
<library name="SparkFun-DigitalIC">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find all manner of digital ICs- microcontrollers, memory chips, logic chips, FPGAs, 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="DIL08">
<description>&lt;b&gt;Dual In Line&lt;/b&gt;</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; 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="AXIAL-0.3">
</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="CAP-PTH-SMALL">
</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; 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="LED5MM">
<description>&lt;B&gt;LED&lt;/B&gt;&lt;p&gt;
5 mm, round</description>
</package>
</packages>
</library>
<library name="SparkFun-Electromechanical">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find anything that moves- switches, relays, buttons, potentiometers. Also, anything that goes on a board but isn't electrical in nature- screws, standoffs, 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="STAND-OFF">
<description>&lt;b&gt;Stand Off&lt;/b&gt;&lt;p&gt;
This is the mechanical footprint for a #4 phillips button head screw. Use the keepout ring to avoid running the screw head into surrounding components. SKU : PRT-00447</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; 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="OSHW-LOGO-L">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="IC2" library="atmel" package="DIL28-3" value="MEGA8-P">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
</element>
<element name="Q1" library="crystal" package="HC49/S" value="16Mhz">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="1667008"/>
</element>
<element name="IC1" library="linear" package="TO220V" value="7805TV"/>
<element name="VIN" library="wirepad" package="4,16O1,6" value="WIREPAD4,16O1,6"/>
<element name="GND" library="wirepad" package="4,16O1,6" value="WIREPAD4,16O1,6"/>
<element name="IC3" library="uln-udn" package="DIL18" value="ULN2803"/>
<element name="IC4" library="uln-udn" package="DIL18" value="ULN2803"/>
<element name="IC5" library="uln-udn" package="DIL18" value="ULN2803"/>
<element name="JP5" library="SparkFun-Connectors" package="1X04" value="">
<attribute name="VALUE"/>
</element>
<element name="JP2" library="SparkFun-Connectors" package="1X04" value="">
<attribute name="VALUE"/>
</element>
<element name="JP6" library="SparkFun-Connectors" package="1X04" value="">
<attribute name="VALUE"/>
</element>
<element name="JP3" library="SparkFun-Connectors" package="1X04" value="">
<attribute name="VALUE"/>
</element>
<element name="JP7" library="SparkFun-Connectors" package="1X04" value="">
<attribute name="VALUE"/>
</element>
<element name="JP4" library="SparkFun-Connectors" package="1X04" value="">
<attribute name="VALUE"/>
</element>
<element name="JP1" library="SparkFun-Connectors" package="1X03" value="">
<attribute name="VALUE"/>
</element>
<element name="J1" library="SparkFun-Connectors" package="2X3" value="AVR_PRG"/>
<element name="U$1" library="SparkFun-DigitalIC" package="DIL08" value="MAX485DIL"/>
<element name="R2" library="SparkFun-Passives" package="AXIAL-0.3" value="150">
<attribute name="VALUE"/>
</element>
<element name="C3" library="SparkFun-Capacitors" package="CAP-PTH-SMALL" value="22pF"/>
<element name="C2" library="SparkFun-Capacitors" package="CAP-PTH-SMALL" value="22pF"/>
<element name="C4" library="SparkFun-Capacitors" package="CAP-PTH-SMALL" value="0.1uF">
<attribute name="VALUE"/>
</element>
<element name="C1" library="SparkFun-Capacitors" package="CAP-PTH-SMALL" value="0.33uF">
<attribute name="VALUE"/>
</element>
<element name="LED1" library="SparkFun-LED" package="LED5MM" value="">
<attribute name="VALUE"/>
</element>
<element name="R1" library="SparkFun-Passives" package="AXIAL-0.3" value="150">
<attribute name="VALUE"/>
</element>
<element name="U$2" library="SparkFun-Electromechanical" package="STAND-OFF" value=""/>
<element name="U$3" library="SparkFun-Electromechanical" package="STAND-OFF" value=""/>
<element name="U$4" library="SparkFun-Electromechanical" package="STAND-OFF" value=""/>
<element name="U$5" library="SparkFun-Electromechanical" package="STAND-OFF" value=""/>
<element name="U$6" library="SparkFun-Aesthetics" package="OSHW-LOGO-L" value=""/>
</elements>
<signals>
<signal name="N$1">
<contactref element="IC2" pad="9"/>
<contactref element="Q1" pad="2"/>
<contactref element="C2" pad="1"/>
</signal>
<signal name="GND">
<contactref element="IC1" pad="2"/>
<contactref element="GND" pad="1"/>
<contactref element="C1" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="R1" pad="P$2"/>
<contactref element="C3" pad="2"/>
<contactref element="IC2" pad="8"/>
<contactref element="C4" pad="1"/>
<contactref element="IC2" pad="22"/>
<contactref element="J1" pad="6"/>
<contactref element="U$1" pad="5"/>
<contactref element="JP1" pad="3"/>
<contactref element="IC5" pad="9"/>
<contactref element="IC5" pad="9"/>
<contactref element="IC3" pad="9"/>
<contactref element="IC3" pad="9"/>
<contactref element="IC4" pad="9"/>
<contactref element="IC4" pad="9"/>
</signal>
<signal name="VCC">
<contactref element="VIN" pad="1"/>
<contactref element="IC1" pad="1"/>
<contactref element="C1" pad="1"/>
<contactref element="IC5" pad="10"/>
<contactref element="JP4" pad="4"/>
<contactref element="JP7" pad="4"/>
<contactref element="IC4" pad="10"/>
<contactref element="JP3" pad="4"/>
<contactref element="JP6" pad="4"/>
<contactref element="IC3" pad="10"/>
<contactref element="JP2" pad="4"/>
<contactref element="JP5" pad="4"/>
</signal>
<signal name="N$17">
<contactref element="IC2" pad="18"/>
<contactref element="J1" pad="1"/>
<contactref element="IC5" pad="3"/>
</signal>
<signal name="N$18">
<contactref element="IC2" pad="17"/>
<contactref element="J1" pad="4"/>
<contactref element="IC5" pad="4"/>
</signal>
<signal name="N$23">
<contactref element="IC3" pad="13"/>
<contactref element="JP2" pad="1"/>
<contactref element="IC3" pad="14"/>
</signal>
<signal name="N$24">
<contactref element="IC3" pad="12"/>
<contactref element="JP2" pad="2"/>
</signal>
<signal name="N$25">
<contactref element="IC3" pad="11"/>
<contactref element="JP2" pad="3"/>
</signal>
<signal name="N$28">
<contactref element="IC3" pad="18"/>
<contactref element="IC3" pad="17"/>
<contactref element="JP5" pad="1"/>
</signal>
<signal name="N$29">
<contactref element="IC4" pad="18"/>
<contactref element="IC4" pad="17"/>
<contactref element="JP6" pad="1"/>
</signal>
<signal name="N$32">
<contactref element="IC4" pad="13"/>
<contactref element="JP3" pad="1"/>
<contactref element="IC4" pad="14"/>
</signal>
<signal name="N$33">
<contactref element="IC4" pad="12"/>
<contactref element="JP3" pad="2"/>
</signal>
<signal name="N$38">
<contactref element="IC5" pad="13"/>
<contactref element="JP4" pad="1"/>
<contactref element="IC5" pad="14"/>
</signal>
<signal name="N$39">
<contactref element="IC5" pad="12"/>
<contactref element="JP4" pad="2"/>
</signal>
<signal name="N$22">
<contactref element="IC1" pad="3"/>
<contactref element="IC2" pad="7"/>
<contactref element="IC2" pad="20"/>
<contactref element="J1" pad="2"/>
<contactref element="U$1" pad="8"/>
<contactref element="C4" pad="2"/>
<contactref element="LED1" pad="A"/>
</signal>
<signal name="N$45">
<contactref element="IC2" pad="19"/>
<contactref element="J1" pad="3"/>
<contactref element="IC5" pad="2"/>
<contactref element="IC5" pad="1"/>
</signal>
<signal name="N$3">
<contactref element="J1" pad="5"/>
<contactref element="IC2" pad="1"/>
</signal>
<signal name="N$43">
<contactref element="IC2" pad="12"/>
<contactref element="U$1" pad="1"/>
<contactref element="U$1" pad="4"/>
</signal>
<signal name="N$44">
<contactref element="IC2" pad="13"/>
<contactref element="U$1" pad="2"/>
<contactref element="U$1" pad="3"/>
</signal>
<signal name="N$16">
<contactref element="U$1" pad="6"/>
<contactref element="R2" pad="P$2"/>
<contactref element="JP1" pad="1"/>
</signal>
<signal name="N$41">
<contactref element="U$1" pad="7"/>
<contactref element="R2" pad="P$1"/>
<contactref element="JP1" pad="2"/>
</signal>
<signal name="N$42">
<contactref element="R1" pad="P$1"/>
<contactref element="LED1" pad="K"/>
</signal>
<signal name="N$2">
<contactref element="IC2" pad="10"/>
<contactref element="Q1" pad="1"/>
<contactref element="C3" pad="1"/>
</signal>
<signal name="N$34">
<contactref element="IC4" pad="11"/>
<contactref element="JP3" pad="3"/>
</signal>
<signal name="N$4">
<contactref element="IC2" pad="23"/>
<contactref element="IC3" pad="8"/>
</signal>
<signal name="N$5">
<contactref element="IC2" pad="24"/>
<contactref element="IC3" pad="7"/>
</signal>
<signal name="N$6">
<contactref element="IC2" pad="25"/>
<contactref element="IC3" pad="6"/>
<contactref element="IC3" pad="5"/>
</signal>
<signal name="N$10">
<contactref element="IC2" pad="2"/>
<contactref element="IC4" pad="8"/>
</signal>
<signal name="N$11">
<contactref element="IC2" pad="3"/>
<contactref element="IC4" pad="7"/>
</signal>
<signal name="N$12">
<contactref element="IC2" pad="4"/>
<contactref element="IC4" pad="6"/>
<contactref element="IC4" pad="5"/>
</signal>
<signal name="N$15">
<contactref element="IC2" pad="11"/>
<contactref element="IC4" pad="2"/>
<contactref element="IC4" pad="1"/>
</signal>
<signal name="N$19">
<contactref element="IC2" pad="14"/>
<contactref element="IC5" pad="8"/>
</signal>
<signal name="N$20">
<contactref element="IC2" pad="15"/>
<contactref element="IC5" pad="7"/>
</signal>
<signal name="N$21">
<contactref element="IC2" pad="16"/>
<contactref element="IC5" pad="6"/>
<contactref element="IC5" pad="5"/>
</signal>
<signal name="N$40">
<contactref element="IC5" pad="11"/>
<contactref element="JP4" pad="3"/>
</signal>
<signal name="N$7">
<contactref element="IC2" pad="27"/>
<contactref element="IC3" pad="3"/>
</signal>
<signal name="N$8">
<contactref element="IC2" pad="26"/>
<contactref element="IC3" pad="4"/>
</signal>
<signal name="N$26">
<contactref element="IC3" pad="16"/>
<contactref element="JP5" pad="2"/>
</signal>
<signal name="N$27">
<contactref element="IC3" pad="15"/>
<contactref element="JP5" pad="3"/>
</signal>
<signal name="N$13">
<contactref element="IC2" pad="6"/>
<contactref element="IC4" pad="3"/>
</signal>
<signal name="N$14">
<contactref element="IC2" pad="5"/>
<contactref element="IC4" pad="4"/>
</signal>
<signal name="N$30">
<contactref element="IC4" pad="16"/>
<contactref element="JP6" pad="2"/>
</signal>
<signal name="N$31">
<contactref element="IC4" pad="15"/>
<contactref element="JP6" pad="3"/>
</signal>
<signal name="N$35">
<contactref element="IC5" pad="15"/>
<contactref element="JP7" pad="3"/>
</signal>
<signal name="N$36">
<contactref element="IC5" pad="16"/>
<contactref element="JP7" pad="2"/>
</signal>
<signal name="N$37">
<contactref element="IC5" pad="17"/>
<contactref element="JP7" pad="1"/>
<contactref element="IC5" pad="18"/>
</signal>
<signal name="N$46">
<contactref element="IC3" pad="1"/>
<contactref element="IC3" pad="2"/>
<contactref element="IC2" pad="28"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
