<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.6.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="69.85" y2="0" width="0" layer="20"/>
<wire x1="69.85" y1="0" x2="69.85" y2="31.75" width="0" layer="20"/>
<wire x1="69.85" y1="31.75" x2="57.15" y2="31.75" width="0" layer="20"/>
<wire x1="57.15" y1="31.75" x2="57.15" y2="24.13" width="0" layer="20"/>
<wire x1="57.15" y1="24.13" x2="55.88" y2="24.13" width="0" layer="20"/>
<wire x1="55.88" y1="24.13" x2="55.88" y2="31.75" width="0" layer="20"/>
<wire x1="55.88" y1="31.75" x2="48.26" y2="31.75" width="0" layer="20"/>
<wire x1="48.26" y1="31.75" x2="48.26" y2="24.13" width="0" layer="20"/>
<wire x1="48.26" y1="24.13" x2="46.99" y2="24.13" width="0" layer="20"/>
<wire x1="46.99" y1="24.13" x2="46.99" y2="31.75" width="0" layer="20"/>
<wire x1="46.99" y1="31.75" x2="0" y2="31.75" width="0" layer="20"/>
<wire x1="0" y1="31.75" x2="0" y2="0" width="0" layer="20"/>
<text>A5V</text>
<text>NEG</text>
<text>DAC</text>
<text>VREF</text>
<text>GRN</text>
<text>BLK</text>
<text>V+</text>
<text>V-</text>
<text>5V</text>
</plain>
<libraries>
<library name="SparkFun">
<packages>
<package name="SOT23-5">
<description>&lt;b&gt;Small Outline Transistor&lt;/b&gt;</description>
</package>
<package name="TQFP32-08">
<description>&lt;B&gt;Thin Plasic Quad Flat Package&lt;/B&gt; Grid 0.8 mm</description>
</package>
<package name="1X06">
</package>
</packages>
</library>
<library name="SparkFun-Displays">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find all manner of display devices- LED displays, LCD displays, 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; Creative Commons ShareAlike 4.0 International - https://creativecommons.org/licenses/by-sa/4.0/ 
&lt;br&gt;&lt;br&gt;
You are welcome to use this library for commercial purposes. For attribution, we ask that when you begin to sell your device using our footprint, you email us with a link to the product being sold. We want bragging rights that we helped (in a very small part) to create your 8th world wonder. We would like the opportunity to feature your device on our homepage.</description>
<packages>
<package name="DIL12">
</package>
</packages>
</library>
<library name="ChipsParts">
<packages>
<package name="ROTARY_ENCODER_SIDE">
</package>
<package name="0805-POL">
</package>
<package name="SOT-23-5">
<description>As defined in TI datasheet for OPA365.</description>
</package>
<package name="SOIC-8-MINUSPINS">
</package>
<package name="T93YB">
<description>T93YB trim pot, multi-turn screw on top</description>
</package>
<package name="SOT-23-8">
</package>
<package name="BBD-VIA">
</package>
<package name="TSSOP-14(TI)">
<description>TSSOP-14, TI PW package, From TI SM74LV164a datasheet</description>
</package>
<package name="0805">
<description>Copied from SparkFun-Resistor.lbr.</description>
</package>
</packages>
</library>
<library name="SparkFun-Resistors">
<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; Creative Commons ShareAlike 4.0 International - https://creativecommons.org/licenses/by-sa/4.0/ 
&lt;br&gt;&lt;br&gt;
You are welcome to use this library for commercial purposes. For attribution, we ask that when you begin to sell your device using our footprint, you email us with a link to the product being sold. We want bragging rights that we helped (in a very small part) to create your 8th world wonder. We would like the opportunity to feature your device on our homepage.</description>
<packages>
<package name="0805">
</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; Creative Commons ShareAlike 4.0 International - https://creativecommons.org/licenses/by-sa/4.0/ 
&lt;br&gt;&lt;br&gt;
You are welcome to use this library for commercial purposes. For attribution, we ask that when you begin to sell your device using our footprint, you email us with a link to the product being sold. We want bragging rights that we helped (in a very small part) to create your 8th world wonder. We would like the opportunity to feature your device on our homepage.</description>
<packages>
<package name="2X3">
</package>
<package name="POWER_JACK_PTH">
</package>
<package name="1X01">
</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="0805">
</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="SOD-323">
</package>
</packages>
</library>
<library name="SparkFun-FreqCtrl">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find crystals and oscillators and other things that go "tick".&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="RESONATOR-SMD">
</package>
</packages>
</library>
<library name="NewFrame">
<packages>
<package name="FR-LTR-ON-PCB">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="U1" library="SparkFun" package="SOT23-5" value="MIC5205"/>
<element name="U3" library="SparkFun" package="TQFP32-08" value="ATMEGA328"/>
<element name="JP1" library="SparkFun" package="1X06" value="FTDI Basic">
<attribute name="VALUE"/>
</element>
<element name="DISP1" library="SparkFun-Displays" package="DIL12" value="hp"/>
<element name="S1" library="ChipsParts" package="ROTARY_ENCODER_SIDE" value="EN12-VS"/>
<element name="R7" library="SparkFun-Resistors" package="0805" value="56">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R8" library="SparkFun-Resistors" package="0805" value="56"/>
<element name="R9" library="SparkFun-Resistors" package="0805" value="56"/>
<element name="R10" library="SparkFun-Resistors" package="0805" value="56"/>
<element name="R11" library="SparkFun-Resistors" package="0805" value="56"/>
<element name="R12" library="SparkFun-Resistors" package="0805" value="56"/>
<element name="R13" library="SparkFun-Resistors" package="0805" value="56"/>
<element name="R14" library="SparkFun-Resistors" package="0805" value="56"/>
<element name="R2" library="SparkFun-Resistors" package="0805" value="10R"/>
<element name="C3" library="ChipsParts" package="0805-POL" value="10uF"/>
<element name="C6" library="ChipsParts" package="0805-POL" value="10uF"/>
<element name="J1" library="SparkFun-Connectors" package="2X3" value="AVR_SPI_PRG_6PTH"/>
<element name="U6" library="ChipsParts" package="SOT-23-5" value="OPA365">
<attribute name="VALUE"/>
<attribute name="NAME"/>
</element>
<element name="C15" library="SparkFun-Capacitors" package="0805" value="0.1uF"/>
<element name="R15" library="SparkFun-Resistors" package="0805" value="3.9k"/>
<element name="C14" library="SparkFun-Capacitors" package="0805" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C16" library="SparkFun-Capacitors" package="0805" value="10uF"/>
<element name="D2" library="SparkFun-DiscreteSemi" package="SOD-323" value="RB751">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D1" library="SparkFun-DiscreteSemi" package="SOD-323" value="RB751">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C12" library="SparkFun-Capacitors" package="0805" value="0.1uF"/>
<element name="U2" library="ChipsParts" package="SOIC-8-MINUSPINS" value="REF5040ID"/>
<element name="R6" library="ChipsParts" package="T93YB" value="500R">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R3" library="SparkFun-Resistors" package="0805" value="499k"/>
<element name="R5" library="SparkFun-Resistors" package="0805" value="4700">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="SparkFun-Capacitors" package="0805" value="0.1uF"/>
<element name="C7" library="SparkFun-Capacitors" package="0805" value="0.1uF"/>
<element name="C4" library="SparkFun-Capacitors" package="0805" value="0.1uF"/>
<element name="C5" library="ChipsParts" package="0805-POL" value="10uF"/>
<element name="C9" library="ChipsParts" package="0805-POL" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R1" library="SparkFun-Resistors" package="0805" value="10k"/>
<element name="C8" library="SparkFun-Capacitors" package="0805" value="10uF"/>
<element name="Y1" library="SparkFun-FreqCtrl" package="RESONATOR-SMD" value="16MHz"/>
<element name="U5" library="ChipsParts" package="SOT-23-8" value="AD5040BRJZ"/>
<element name="J2" library="SparkFun-Connectors" package="POWER_JACK_PTH" value="POWER_JACKPTH"/>
<element name="TP1" library="ChipsParts" package="BBD-VIA" value="TEST_POINT"/>
<element name="TP2" library="ChipsParts" package="BBD-VIA" value="TEST_POINT"/>
<element name="TP3" library="ChipsParts" package="BBD-VIA" value="TEST_POINT"/>
<element name="TP4" library="ChipsParts" package="BBD-VIA" value="TEST_POINT"/>
<element name="JP2" library="SparkFun-Connectors" package="1X01" value="M01PTH"/>
<element name="JP3" library="SparkFun-Connectors" package="1X01" value="M01PTH"/>
<element name="JP4" library="SparkFun-Connectors" package="1X01" value="M01PTH"/>
<element name="JP5" library="SparkFun-Connectors" package="1X01" value="M01PTH"/>
<element name="FRAME1" library="NewFrame" package="FR-LTR-ON-PCB" value="FRAME_LTR_CU_MARK">
<attribute name="CNAME" value="C.Schnarel"/>
<attribute name="CREVISION" value="ProgVRef Rev-D"/>
<attribute name="DATECODE" value="24AUG2014"/>
<attribute name="DESIGNER" value="C.Schnarel"/>
</element>
<element name="U4" library="ChipsParts" package="TSSOP-14(TI)" value="SN74LV164APW">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C13" library="SparkFun-Capacitors" package="0805" value="0.1uF"/>
<element name="R4" library="SparkFun-Resistors" package="0805" value="12000">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C11" library="SparkFun-Capacitors" package="0805" value="10uF"/>
<element name="TP5" library="ChipsParts" package="BBD-VIA" value="TEST_POINT"/>
<element name="L1" library="ChipsParts" package="0805" value="2.2u"/>
<element name="C1" library="ChipsParts" package="0805-POL" value="10uF"/>
<element name="C17" library="SparkFun-Capacitors" package="0805" value="1nF"/>
<element name="L2" library="ChipsParts" package="0805" value="2.2u"/>
</elements>
<signals>
<signal name="GND">
<contactref element="C9" pad="2"/>
<contactref element="C7" pad="1"/>
<contactref element="C4" pad="1"/>
<contactref element="Y1" pad="2"/>
<contactref element="U1" pad="2"/>
<contactref element="C5" pad="2"/>
<contactref element="U3" pad="5"/>
<contactref element="U3" pad="3"/>
<contactref element="U3" pad="21"/>
<contactref element="JP1" pad="5"/>
<contactref element="JP1" pad="6"/>
<contactref element="S1" pad="C"/>
<contactref element="S1" pad="E"/>
<contactref element="U5" pad="6"/>
<contactref element="U5" pad="5"/>
<contactref element="C3" pad="2"/>
<contactref element="C6" pad="2"/>
<contactref element="C8" pad="2"/>
<contactref element="J1" pad="6"/>
<contactref element="U6" pad="2"/>
<contactref element="C15" pad="2"/>
<contactref element="C16" pad="2"/>
<contactref element="D1" pad="1"/>
<contactref element="C12" pad="2"/>
<contactref element="R5" pad="1"/>
<contactref element="U2" pad="4"/>
<contactref element="J2" pad="GNDBREAK"/>
<contactref element="J2" pad="GND"/>
<contactref element="JP4" pad="1"/>
<contactref element="JP5" pad="1"/>
<contactref element="U4" pad="7"/>
<contactref element="C13" pad="2"/>
<contactref element="C11" pad="2"/>
<contactref element="C1" pad="2"/>
<contactref element="C17" pad="1"/>
</signal>
<signal name="AREF">
<contactref element="U3" pad="20"/>
<contactref element="C4" pad="2"/>
</signal>
<signal name="RESET">
<contactref element="U3" pad="29"/>
<contactref element="C2" pad="2"/>
<contactref element="R1" pad="1"/>
<contactref element="J1" pad="5"/>
</signal>
<signal name="SCK">
<contactref element="U3" pad="17"/>
<contactref element="J1" pad="3"/>
<contactref element="U5" pad="8"/>
</signal>
<signal name="MISO">
<contactref element="U3" pad="16"/>
<contactref element="J1" pad="1"/>
</signal>
<signal name="MOSI">
<contactref element="U3" pad="15"/>
<contactref element="J1" pad="4"/>
<contactref element="U5" pad="1"/>
</signal>
<signal name="TXO">
<contactref element="U3" pad="31"/>
<contactref element="JP1" pad="2"/>
</signal>
<signal name="VCC">
<contactref element="R1" pad="2"/>
<contactref element="U1" pad="5"/>
<contactref element="C9" pad="1"/>
<contactref element="U3" pad="18"/>
<contactref element="U3" pad="4"/>
<contactref element="U3" pad="6"/>
<contactref element="C7" pad="2"/>
<contactref element="J1" pad="2"/>
<contactref element="U4" pad="14"/>
<contactref element="U4" pad="1"/>
<contactref element="U4" pad="9"/>
<contactref element="C13" pad="1"/>
<contactref element="TP5" pad="P$1"/>
<contactref element="L1" pad="1"/>
<contactref element="C1" pad="1"/>
<contactref element="L2" pad="2"/>
</signal>
<signal name="RAW">
<contactref element="U1" pad="1"/>
<contactref element="C5" pad="1"/>
<contactref element="U1" pad="3"/>
<contactref element="J2" pad="PWR"/>
</signal>
<signal name="D2">
<contactref element="U3" pad="32"/>
<contactref element="S1" pad="A"/>
</signal>
<signal name="D3">
<contactref element="U3" pad="1"/>
<contactref element="S1" pad="B"/>
</signal>
<signal name="D4">
<contactref element="U3" pad="2"/>
<contactref element="DISP1" pad="1"/>
</signal>
<signal name="D6">
<contactref element="U3" pad="10"/>
<contactref element="DISP1" pad="4"/>
</signal>
<signal name="DTR">
<contactref element="JP1" pad="1"/>
<contactref element="C2" pad="1"/>
</signal>
<signal name="RXI">
<contactref element="JP1" pad="3"/>
<contactref element="U3" pad="30"/>
</signal>
<signal name="VREF">
<contactref element="U2" pad="6"/>
<contactref element="U5" pad="3"/>
<contactref element="TP2" pad="P$1"/>
<contactref element="R4" pad="2"/>
<contactref element="C11" pad="1"/>
</signal>
<signal name="A5V">
<contactref element="U6" pad="5"/>
<contactref element="C15" pad="1"/>
<contactref element="C6" pad="1"/>
<contactref element="R2" pad="1"/>
<contactref element="U2" pad="2"/>
<contactref element="C8" pad="1"/>
<contactref element="C12" pad="1"/>
<contactref element="U5" pad="2"/>
<contactref element="TP1" pad="P$1"/>
</signal>
<signal name="N$13">
<contactref element="U6" pad="4"/>
<contactref element="U6" pad="1"/>
<contactref element="R15" pad="1"/>
<contactref element="JP2" pad="1"/>
<contactref element="JP3" pad="1"/>
<contactref element="C17" pad="2"/>
</signal>
<signal name="ADCIN">
<contactref element="C16" pad="1"/>
<contactref element="D2" pad="2"/>
<contactref element="R15" pad="2"/>
<contactref element="TP4" pad="P$1"/>
</signal>
<signal name="N$16">
<contactref element="D2" pad="1"/>
<contactref element="C14" pad="2"/>
<contactref element="D1" pad="2"/>
</signal>
<signal name="N$12">
<contactref element="U6" pad="3"/>
<contactref element="U5" pad="4"/>
<contactref element="TP3" pad="P$1"/>
</signal>
<signal name="N$14">
<contactref element="R6" pad="2"/>
<contactref element="R3" pad="1"/>
</signal>
<signal name="N$17">
<contactref element="R3" pad="2"/>
<contactref element="U2" pad="5"/>
</signal>
<signal name="N$18">
<contactref element="R6" pad="1"/>
<contactref element="R5" pad="2"/>
</signal>
<signal name="D7">
<contactref element="U3" pad="11"/>
<contactref element="DISP1" pad="6"/>
</signal>
<signal name="D5">
<contactref element="U3" pad="9"/>
<contactref element="DISP1" pad="10"/>
</signal>
<signal name="D8">
<contactref element="S1" pad="D"/>
<contactref element="U3" pad="12"/>
</signal>
<signal name="D9">
<contactref element="C14" pad="1"/>
<contactref element="U3" pad="13"/>
</signal>
<signal name="N$1">
<contactref element="Y1" pad="1"/>
<contactref element="U3" pad="7"/>
</signal>
<signal name="N$2">
<contactref element="Y1" pad="3"/>
<contactref element="U3" pad="8"/>
</signal>
<signal name="DACSS">
<contactref element="U3" pad="14"/>
<contactref element="U5" pad="7"/>
</signal>
<signal name="SR_DATA">
<contactref element="U4" pad="2"/>
<contactref element="U3" pad="23"/>
</signal>
<signal name="SR_CLK">
<contactref element="U3" pad="24"/>
<contactref element="U4" pad="8"/>
</signal>
<signal name="N$3">
<contactref element="DISP1" pad="12"/>
<contactref element="R7" pad="2"/>
</signal>
<signal name="N$4">
<contactref element="DISP1" pad="11"/>
<contactref element="R8" pad="2"/>
</signal>
<signal name="N$5">
<contactref element="DISP1" pad="3"/>
<contactref element="R9" pad="2"/>
</signal>
<signal name="N$6">
<contactref element="DISP1" pad="8"/>
<contactref element="R10" pad="2"/>
</signal>
<signal name="N$8">
<contactref element="DISP1" pad="2"/>
<contactref element="R11" pad="2"/>
</signal>
<signal name="N$9">
<contactref element="DISP1" pad="9"/>
<contactref element="R12" pad="2"/>
</signal>
<signal name="N$10">
<contactref element="DISP1" pad="7"/>
<contactref element="R13" pad="2"/>
</signal>
<signal name="N$11">
<contactref element="DISP1" pad="5"/>
<contactref element="R14" pad="2"/>
</signal>
<signal name="N$7">
<contactref element="U4" pad="13"/>
<contactref element="R14" pad="1"/>
</signal>
<signal name="N$15">
<contactref element="U4" pad="12"/>
<contactref element="R13" pad="1"/>
</signal>
<signal name="N$20">
<contactref element="U4" pad="11"/>
<contactref element="R9" pad="1"/>
</signal>
<signal name="N$21">
<contactref element="U4" pad="10"/>
<contactref element="R10" pad="1"/>
</signal>
<signal name="N$22">
<contactref element="U4" pad="6"/>
<contactref element="R7" pad="1"/>
</signal>
<signal name="N$23">
<contactref element="U4" pad="5"/>
<contactref element="R8" pad="1"/>
</signal>
<signal name="N$24">
<contactref element="R12" pad="1"/>
<contactref element="U4" pad="4"/>
</signal>
<signal name="N$25">
<contactref element="U4" pad="3"/>
<contactref element="R11" pad="1"/>
</signal>
<signal name="N$19">
<contactref element="R6" pad="3"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="N$26">
<contactref element="R2" pad="2"/>
<contactref element="C3" pad="1"/>
<contactref element="L1" pad="2"/>
</signal>
<signal name="VCCUSB">
<contactref element="L2" pad="1"/>
<contactref element="JP1" pad="4"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
