<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.5.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="100" y2="0" width="0" layer="20"/>
<wire x1="100" y1="0" x2="100" y2="80" width="0" layer="20"/>
<wire x1="100" y1="80" x2="0" y2="80" width="0" layer="20"/>
<wire x1="0" y1="80" x2="0" y2="0" width="0" layer="20"/>
<text>sk010-refgen-20140529</text>
<hole x="17.78" y="71.4375" drill="2.2"/>
<hole x="81.5975" y="71.4375" drill="2.2"/>
<hole x="17.78" y="13.6525" drill="2.2"/>
<hole x="81.5975" y="13.6525" drill="2.2"/>
</plain>
<libraries>
<library name="anyma-lib">
<description>10 point smd solder jumper</description>
<packages>
<package name="TQFP32-08">
<description>&lt;B&gt;Thin Plasic Quad Flat Package&lt;/B&gt; Grid 0.8 mm</description>
</package>
<package name="SO24N">
</package>
<package name="SO08-EXP">
</package>
</packages>
</library>
<library name="pinhead">
<description>&lt;b&gt;Pin Header Connectors&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="1X06">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="rcl">
<packages>
<package name="CT3528">
<description>&lt;b&gt;TANTALUM CAPACITOR&lt;/b&gt;</description>
</package>
<package name="L5038P">
<description>&lt;b&gt;INDUCTOR&lt;/b&gt;&lt;p&gt;
precision wire wound</description>
</package>
<package name="C1206">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;</description>
</package>
<package name="C0603">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;</description>
</package>
<package name="R1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="con-molex">
<description>&lt;b&gt;Molex Connectors&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="22-23-2031">
<description>.100" (2.54mm) Center Header - 3 Pin</description>
</package>
<package name="22-23-2041">
<description>.100" (2.54mm) Center Header - 4 Pin</description>
</package>
</packages>
</library>
<library name="wirepad">
<packages>
<package name="3,17/1,1">
<description>&lt;b&gt;THROUGH-HOLE PAD&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="resistor">
<packages>
<package name="R1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
</packages>
</library>
<library name="transistor-pnp">
<packages>
<package name="SOT23-BEC">
<description>&lt;b&gt;TO-236&lt;/b&gt; ITT Intermetall</description>
</package>
</packages>
</library>
<library name="led">
<packages>
<package name="LED3MM">
<description>&lt;B&gt;LED&lt;/B&gt;&lt;p&gt;
3 mm, round</description>
</package>
</packages>
</library>
<library name="crystal">
<packages>
<package name="HC49UP">
<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="SO08">
<description>&lt;b&gt;Small Outline Package 8&lt;/b&gt;&lt;br&gt;
NS Package M08A</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="ATMEGA88" library="anyma-lib" package="TQFP32-08" value="ATMEGA88"/>
<element name="ISP" library="pinhead" package="1X06" value=""/>
<element name="U$1" library="anyma-lib" package="SO24N" value="BH7236-RGB"/>
<element name="C6" library="rcl" package="CT3528" value="10u"/>
<element name="X1" library="con-molex" package="22-23-2031" value="22-23-2031">
<attribute name="OC_NEWARK" value="30C0862"/>
<attribute name="MPN" value="22-23-2031"/>
<attribute name="MF" value="MOLEX"/>
<attribute name="OC_FARNELL" value="1462950"/>
</element>
<element name="C7" library="rcl" package="CT3528" value="10u"/>
<element name="X2" library="con-molex" package="22-23-2041" value="22-23-2041">
<attribute name="OC_NEWARK" value="38C0355"/>
<attribute name="MPN" value="22-23-2041"/>
<attribute name="MF" value="MOLEX"/>
<attribute name="OC_FARNELL" value="1462920"/>
</element>
<element name="L2" library="rcl" package="L5038P" value=""/>
<element name="L3" library="rcl" package="L5038P" value=""/>
<element name="C1" library="rcl" package="C1206" value=""/>
<element name="C2" library="rcl" package="C1206" value=""/>
<element name="C3" library="rcl" package="C1206" value=""/>
<element name="C5" library="rcl" package="C0603" value=""/>
<element name="C8" library="rcl" package="C0603" value=""/>
<element name="C10" library="rcl" package="C1206" value=""/>
<element name="YOUT" library="wirepad" package="3,17/1,1" value=""/>
<element name="COUT" library="wirepad" package="3,17/1,1" value=""/>
<element name="R16" library="rcl" package="R1206" value="75"/>
<element name="OUT+" library="wirepad" package="3,17/1,1" value=""/>
<element name="SC" library="wirepad" package="3,17/1,1" value=""/>
<element name="C9" library="rcl" package="C1206" value="22p"/>
<element name="L5" library="rcl" package="L5038P" value="68u"/>
<element name="U$2" library="anyma-lib" package="SO08-EXP" value="MAX7450"/>
<element name="R2" library="resistor" package="R1206" value="300"/>
<element name="C11" library="rcl" package="C1206" value=""/>
<element name="C12" library="rcl" package="C1206" value=""/>
<element name="Q1" library="transistor-pnp" package="SOT23-BEC" value="BC857ASMD"/>
<element name="LED1" library="led" package="LED3MM" value=""/>
<element name="C13" library="rcl" package="C1206" value="1u"/>
<element name="Q2" library="crystal" package="HC49UP" value="17.734475MHz"/>
<element name="C14" library="rcl" package="C1206" value="15p"/>
<element name="C17" library="rcl" package="C1206" value="15p"/>
<element name="C18" library="rcl" package="C0603" value=""/>
<element name="R3" library="rcl" package="R1206" value="470"/>
<element name="R4" library="rcl" package="R1206" value="470"/>
<element name="R5" library="rcl" package="R1206" value="470"/>
<element name="R6" library="rcl" package="R1206" value="120"/>
<element name="R7" library="rcl" package="R1206" value="120"/>
<element name="R8" library="rcl" package="R1206" value="120"/>
<element name="C15" library="rcl" package="C1206" value="68p"/>
<element name="C16" library="rcl" package="C1206" value="68p"/>
<element name="C19" library="rcl" package="C1206" value="68p"/>
<element name="Q3" library="crystal" package="HC49UP" value="4.43361875MHz"/>
<element name="C4" library="rcl" package="C1206" value="100p"/>
<element name="IC1" library="linear" package="SO08" value="LM833D"/>
<element name="R1" library="rcl" package="R1206" value="1k"/>
<element name="R9" library="rcl" package="R1206" value="1k"/>
<element name="C20" library="rcl" package="C0603" value=""/>
<element name="C21" library="rcl" package="C0603" value=""/>
<element name="R10" library="rcl" package="R1206" value="0"/>
<element name="R11" library="rcl" package="R1206" value="inf"/>
<element name="SC4" library="wirepad" package="3,17/1,1" value=""/>
<element name="IC2" library="linear" package="SO08" value="LM833D"/>
<element name="IC3" library="linear" package="SO08" value="LM833D"/>
<element name="IC4" library="linear" package="SO08" value="LM833D"/>
<element name="BPORCH" library="wirepad" package="3,17/1,1" value=""/>
<element name="SPARE" library="wirepad" package="3,17/1,1" value=""/>
<element name="R12" library="rcl" package="R1206" value="1k"/>
<element name="R13" library="rcl" package="R1206" value="1k"/>
<element name="R14" library="rcl" package="R1206" value="1k"/>
<element name="R15" library="rcl" package="R1206" value="1k"/>
<element name="R17" library="rcl" package="R1206" value="1k"/>
<element name="R18" library="rcl" package="R1206" value="1k"/>
<element name="C22" library="rcl" package="C1206" value="4.7p"/>
<element name="C23" library="rcl" package="C1206" value="4.7p"/>
<element name="C24" library="rcl" package="C1206" value="4.7p"/>
<element name="C25" library="rcl" package="C1206" value="4.7p"/>
<element name="C26" library="rcl" package="C1206" value="4.7p"/>
<element name="C27" library="rcl" package="C1206" value="4.7p"/>
<element name="C28" library="rcl" package="C0603" value=""/>
<element name="C29" library="rcl" package="C0603" value=""/>
<element name="C30" library="rcl" package="C0603" value=""/>
<element name="C31" library="rcl" package="C0603" value=""/>
<element name="C32" library="rcl" package="C0603" value=""/>
<element name="C33" library="rcl" package="C0603" value=""/>
<element name="R19" library="rcl" package="R1206" value="33k"/>
<element name="C34" library="rcl" package="C1206" value="4.7p"/>
<element name="C35" library="rcl" package="C1206" value="4.7p"/>
<element name="R20" library="rcl" package="R1206" value="33k"/>
</elements>
<signals>
<signal name="AREF">
<contactref element="ATMEGA88" pad="20"/>
</signal>
<signal name="GND">
<contactref element="ATMEGA88" pad="5"/>
<contactref element="C18" pad="1"/>
<contactref element="ATMEGA88" pad="21"/>
<contactref element="ISP" pad="1"/>
<contactref element="X1" pad="2"/>
<contactref element="C6" pad="-"/>
<contactref element="C7" pad="+"/>
<contactref element="U$1" pad="1"/>
<contactref element="U$1" pad="24"/>
<contactref element="C5" pad="1"/>
<contactref element="C8" pad="1"/>
<contactref element="U$1" pad="7"/>
<contactref element="L5" pad="2"/>
<contactref element="U$2" pad="3"/>
<contactref element="C12" pad="2"/>
<contactref element="C11" pad="1"/>
<contactref element="Q1" pad="C"/>
<contactref element="C17" pad="1"/>
<contactref element="C14" pad="1"/>
<contactref element="C4" pad="1"/>
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<contactref element="U$2" pad="7"/>
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<contactref element="C21" pad="1"/>
<contactref element="C20" pad="1"/>
<contactref element="R11" pad="2"/>
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<contactref element="C22" pad="1"/>
<contactref element="C23" pad="1"/>
<contactref element="C24" pad="1"/>
<contactref element="C25" pad="1"/>
<contactref element="C26" pad="1"/>
<contactref element="C27" pad="1"/>
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<contactref element="C30" pad="1"/>
<contactref element="C33" pad="1"/>
<contactref element="C32" pad="1"/>
<contactref element="R19" pad="1"/>
<contactref element="R20" pad="1"/>
</signal>
<signal name="N$17">
<contactref element="ISP" pad="3"/>
<contactref element="ATMEGA88" pad="29"/>
</signal>
<signal name="SCK">
<contactref element="ATMEGA88" pad="17"/>
<contactref element="ISP" pad="4"/>
</signal>
<signal name="MISO">
<contactref element="ATMEGA88" pad="16"/>
<contactref element="ISP" pad="5"/>
</signal>
<signal name="MOSI">
<contactref element="ATMEGA88" pad="15"/>
<contactref element="ISP" pad="6"/>
</signal>
<signal name="+5V">
<contactref element="C6" pad="+"/>
<contactref element="L2" pad="2"/>
<contactref element="U$1" pad="12"/>
<contactref element="U$1" pad="19"/>
<contactref element="C5" pad="2"/>
<contactref element="C8" pad="2"/>
<contactref element="U$2" pad="1"/>
<contactref element="C11" pad="2"/>
<contactref element="R2" pad="1"/>
<contactref element="ATMEGA88" pad="18"/>
<contactref element="ATMEGA88" pad="4"/>
<contactref element="C18" pad="2"/>
<contactref element="ISP" pad="2"/>
<contactref element="IC1" pad="8"/>
<contactref element="C20" pad="2"/>
<contactref element="C30" pad="2"/>
<contactref element="C32" pad="2"/>
<contactref element="C28" pad="2"/>
<contactref element="IC2" pad="8"/>
<contactref element="IC2" pad="8"/>
<contactref element="IC3" pad="8"/>
<contactref element="IC4" pad="8"/>
</signal>
<signal name="-5V">
<contactref element="L3" pad="2"/>
<contactref element="C7" pad="-"/>
<contactref element="U$2" pad="4"/>
<contactref element="C12" pad="1"/>
<contactref element="U$2" pad="EXP"/>
<contactref element="IC1" pad="4"/>
<contactref element="C21" pad="2"/>
<contactref element="C21" pad="2"/>
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<contactref element="C29" pad="2"/>
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<contactref element="C33" pad="2"/>
<contactref element="IC2" pad="4"/>
<contactref element="IC3" pad="4"/>
<contactref element="IC4" pad="4"/>
</signal>
<signal name="N$11">
<contactref element="X1" pad="3"/>
<contactref element="L2" pad="1"/>
</signal>
<signal name="N$15">
<contactref element="X1" pad="1"/>
<contactref element="L3" pad="1"/>
</signal>
<signal name="N$3">
<contactref element="U$1" pad="2"/>
<contactref element="C2" pad="2"/>
</signal>
<signal name="N$4">
<contactref element="U$1" pad="3"/>
<contactref element="C3" pad="2"/>
</signal>
<signal name="N$1">
<contactref element="U$1" pad="4"/>
<contactref element="C1" pad="2"/>
</signal>
<signal name="N$12">
<contactref element="U$1" pad="6"/>
<contactref element="C10" pad="2"/>
</signal>
<signal name="N$25">
<contactref element="U$1" pad="16"/>
<contactref element="YOUT" pad="1"/>
</signal>
<signal name="N$29">
<contactref element="U$1" pad="15"/>
<contactref element="COUT" pad="1"/>
</signal>
<signal name="N$32">
<contactref element="R16" pad="2"/>
<contactref element="OUT+" pad="1"/>
</signal>
<signal name="N$5">
<contactref element="U$1" pad="17"/>
<contactref element="C9" pad="1"/>
</signal>
<signal name="N$6">
<contactref element="C9" pad="2"/>
<contactref element="L5" pad="1"/>
</signal>
<signal name="N$14">
<contactref element="U$2" pad="8"/>
<contactref element="Q1" pad="B"/>
</signal>
<signal name="N$16">
<contactref element="R2" pad="2"/>
<contactref element="LED1" pad="A"/>
</signal>
<signal name="N$18">
<contactref element="Q1" pad="E"/>
<contactref element="LED1" pad="K"/>
</signal>
<signal name="N$19">
<contactref element="C13" pad="2"/>
<contactref element="U$2" pad="2"/>
</signal>
<signal name="N$31">
<contactref element="U$2" pad="6"/>
<contactref element="R16" pad="1"/>
</signal>
<signal name="N$33">
<contactref element="Q2" pad="1"/>
<contactref element="C14" pad="2"/>
<contactref element="ATMEGA88" pad="7"/>
<contactref element="C35" pad="1"/>
</signal>
<signal name="N$42">
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<contactref element="C13" pad="1"/>
</signal>
<signal name="N$8">
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<contactref element="R3" pad="2"/>
</signal>
<signal name="N$10">
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<contactref element="R4" pad="2"/>
</signal>
<signal name="N$20">
<contactref element="ATMEGA88" pad="12"/>
<contactref element="R5" pad="2"/>
</signal>
<signal name="N$2">
<contactref element="ATMEGA88" pad="9"/>
<contactref element="Q3" pad="2"/>
</signal>
<signal name="N$23">
<contactref element="Q3" pad="1"/>
<contactref element="C4" pad="2"/>
<contactref element="C34" pad="2"/>
</signal>
<signal name="N$24">
<contactref element="IC1" pad="1"/>
<contactref element="SC" pad="1"/>
<contactref element="R1" pad="1"/>
<contactref element="C10" pad="1"/>
</signal>
<signal name="N$28">
<contactref element="R1" pad="2"/>
<contactref element="R9" pad="1"/>
<contactref element="IC1" pad="2"/>
</signal>
<signal name="N$13">
<contactref element="R10" pad="2"/>
<contactref element="R11" pad="1"/>
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</signal>
<signal name="N$22">
<contactref element="IC1" pad="7"/>
<contactref element="R10" pad="1"/>
<contactref element="SC4" pad="1"/>
</signal>
<signal name="N$36">
<contactref element="C3" pad="1"/>
<contactref element="R4" pad="1"/>
<contactref element="R7" pad="2"/>
<contactref element="C19" pad="1"/>
</signal>
<signal name="N$35">
<contactref element="R3" pad="1"/>
<contactref element="C2" pad="1"/>
<contactref element="R6" pad="2"/>
<contactref element="C16" pad="1"/>
</signal>
<signal name="N$34">
<contactref element="R5" pad="1"/>
<contactref element="C1" pad="1"/>
<contactref element="R8" pad="2"/>
<contactref element="C15" pad="1"/>
</signal>
<signal name="N$7">
<contactref element="IC2" pad="2"/>
<contactref element="IC2" pad="1"/>
<contactref element="SPARE" pad="1"/>
</signal>
<signal name="N$21">
<contactref element="IC2" pad="6"/>
<contactref element="IC2" pad="7"/>
<contactref element="BPORCH" pad="1"/>
</signal>
<signal name="N$26">
<contactref element="IC3" pad="2"/>
<contactref element="IC3" pad="1"/>
<contactref element="X2" pad="1"/>
<contactref element="U$1" pad="10"/>
</signal>
<signal name="N$27">
<contactref element="IC3" pad="6"/>
<contactref element="IC3" pad="7"/>
<contactref element="X2" pad="2"/>
</signal>
<signal name="N$30">
<contactref element="IC4" pad="2"/>
<contactref element="IC4" pad="1"/>
<contactref element="X2" pad="3"/>
</signal>
<signal name="N$43">
<contactref element="IC4" pad="6"/>
<contactref element="IC4" pad="7"/>
<contactref element="X2" pad="4"/>
</signal>
<signal name="N$49">
<contactref element="IC2" pad="5"/>
<contactref element="R18" pad="2"/>
<contactref element="C23" pad="2"/>
</signal>
<signal name="N$9">
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<contactref element="IC2" pad="3"/>
<contactref element="C22" pad="2"/>
</signal>
<signal name="N$37">
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<contactref element="ATMEGA88" pad="28"/>
</signal>
<signal name="N$39">
<contactref element="ATMEGA88" pad="27"/>
<contactref element="R18" pad="1"/>
</signal>
<signal name="N$40">
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<contactref element="R15" pad="1"/>
</signal>
<signal name="N$41">
<contactref element="ATMEGA88" pad="25"/>
<contactref element="R14" pad="1"/>
</signal>
<signal name="N$44">
<contactref element="ATMEGA88" pad="24"/>
<contactref element="R13" pad="1"/>
</signal>
<signal name="N$45">
<contactref element="ATMEGA88" pad="23"/>
<contactref element="R12" pad="1"/>
</signal>
<signal name="N$46">
<contactref element="R15" pad="2"/>
<contactref element="IC3" pad="3"/>
<contactref element="C24" pad="2"/>
</signal>
<signal name="N$47">
<contactref element="R14" pad="2"/>
<contactref element="IC3" pad="5"/>
<contactref element="C25" pad="2"/>
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<signal name="N$48">
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<contactref element="IC4" pad="3"/>
<contactref element="C26" pad="2"/>
</signal>
<signal name="N$50">
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<contactref element="IC4" pad="5"/>
<contactref element="C27" pad="2"/>
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<signal name="N$51">
<contactref element="C17" pad="2"/>
<contactref element="Q2" pad="2"/>
<contactref element="ATMEGA88" pad="8"/>
</signal>
<signal name="N$38">
<contactref element="C34" pad="1"/>
<contactref element="R19" pad="2"/>
<contactref element="IC1" pad="3"/>
</signal>
<signal name="N$53">
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<contactref element="C35" pad="2"/>
<contactref element="R20" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
