<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.4.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="50.8" y2="0" width="0" layer="20"/>
<wire x1="50.8" y1="0" x2="50.8" y2="43.18" width="0" layer="20"/>
<wire x1="50.8" y1="43.18" x2="0" y2="43.18" width="0" layer="20"/>
<wire x1="0" y1="43.18" x2="0" y2="0" width="0" layer="20"/>
<text>BLK</text>
<text>GRN</text>
<text>5.5-16V</text>
<text>+</text>
<text>-</text>
<text>+5V</text>
<text>Out</text>
<text>GND</text>
<text>20M In</text>
<text>20M</text>
<text>Frequency
    Standard</text>
<text>http://github.com/uchip/FrequencyStandard</text>
</plain>
<libraries>
<library name="playground">
<packages>
<package name="TCXO">
</package>
<package name="DIL12">
<description>12 pin dual in-line package, 0.3"x0.1" pin spacing.  Edited from DIL14-KIT in SparkFun-DigitalIC.lbr.</description>
</package>
<package name="BNC-RIGHT-ANGLE">
</package>
</packages>
</library>
<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-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="MOLEX-1X2">
</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="ChipsParts">
<packages>
<package name="0805-POL">
</package>
<package name="BBD-VIA">
</package>
<package name="0805">
<description>Copied from SparkFun-Resistor.lbr.</description>
</package>
<package name="EN12-VS">
<description>Switch, rotary encoder, gray code + push button (NO), TT Electronics, EN12-VS, from TT Electronics datasheet 05/13/08.</description>
</package>
<package name="TSSOP-14(TI)">
<description>TSSOP-14, TI PW package, From TI SM74LV164a datasheet</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="StdBxLibrary_BETA_">
<packages>
<package name="8X10_BUTTON_ROUND">
</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="NewFrame">
<packages>
<package name="FR-LTR-ON-PCB">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="OSC1" library="playground" package="TCXO" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U2" library="SparkFun" package="SOT23-5" value="MIC5205">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U1" library="SparkFun" package="TQFP32-08" value="ATMEGA328">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="FTDI" library="SparkFun" package="1X06" value="FTDI Basic">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="J1" library="SparkFun-Connectors" package="2X3" value="ISP Connector">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="SparkFun-Capacitors" package="0805" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C4" library="SparkFun-Capacitors" package="0805" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C6" library="SparkFun-Capacitors" package="0805" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C7" library="ChipsParts" package="0805-POL" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C8" library="ChipsParts" package="0805-POL" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R1" library="SparkFun-Resistors" package="0805" value="10k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="TP5" library="ChipsParts" package="BBD-VIA" value="TEST_POINT"/>
<element name="FB1" library="ChipsParts" package="0805" value="2.5k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="JP1" library="SparkFun-Connectors" package="MOLEX-1X2" value="PWR_IN"/>
<element name="SW1" library="StdBxLibrary_BETA_" package="8X10_BUTTON_ROUND" value="PWR">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="SparkFun-Resistors" package="0805" value="15k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R3" library="SparkFun-Resistors" package="0805" value="5k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D1" library="SparkFun-DiscreteSemi" package="SOD-323" value="5V">
<attribute name="PROD_ID" value="DIO-11284"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C5" library="SparkFun-Capacitors" package="0805" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="TP1" library="ChipsParts" package="BBD-VIA" value="TEST_POINT"/>
<element name="DISP1" library="playground" package="DIL12" value="HP_DISPLAY">
<attribute name="NAME"/>
<attribute name="VALUE"/>
<attribute name="VALUE"/>
</element>
<element name="J2" library="playground" package="BNC-RIGHT-ANGLE" value="BNC_RIGHT-ANGLE"/>
<element name="S1" library="ChipsParts" package="EN12-VS" value="ROTARY_ENCODER-EN12-VS"/>
<element name="U3" library="ChipsParts" package="TSSOP-14(TI)" value="SN74LV164APW">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="SparkFun-Capacitors" package="0805" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C1" library="ChipsParts" package="0805-POL" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C9" library="SparkFun-Capacitors" package="0805" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R4" library="SparkFun-Resistors" package="0805" value="50R">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="TP2" library="ChipsParts" package="BBD-VIA" value="TEST_POINT"/>
<element name="TP3" library="ChipsParts" package="BBD-VIA" value="TEST_POINT"/>
<element name="FB2" library="ChipsParts" package="0805" value="2.5k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="FRAME1" library="NewFrame" package="FR-LTR-ON-PCB" value="FRAME_LTR_CU_MARK">
<attribute name="CNAME" value="Frequency Standard"/>
<attribute name="CREVISION" value="Rev A"/>
<attribute name="DATECODE" value="02SEP2015"/>
<attribute name="DESIGNER" value="C.Schnarel"/>
</element>
<element name="TP4" library="ChipsParts" package="BBD-VIA" value="TEST_POINT"/>
</elements>
<signals>
<signal name="GND">
<contactref element="C8" pad="2"/>
<contactref element="C6" pad="1"/>
<contactref element="C4" pad="1"/>
<contactref element="C5" pad="1"/>
<contactref element="U2" pad="2"/>
<contactref element="C7" pad="2"/>
<contactref element="JP1" pad="2"/>
<contactref element="U1" pad="5"/>
<contactref element="U1" pad="3"/>
<contactref element="U1" pad="21"/>
<contactref element="FTDI" pad="5"/>
<contactref element="FTDI" pad="6"/>
<contactref element="J1" pad="6"/>
<contactref element="R3" pad="2"/>
<contactref element="D1" pad="A"/>
<contactref element="OSC1" pad="GND"/>
<contactref element="OSC1" pad="SHLD1"/>
<contactref element="OSC1" pad="SHLD2"/>
<contactref element="J2" pad="SHD"/>
<contactref element="U3" pad="7"/>
<contactref element="S1" pad="COM"/>
<contactref element="C2" pad="1"/>
<contactref element="C1" pad="2"/>
<contactref element="C9" pad="1"/>
<contactref element="TP2" pad="P$1"/>
<contactref element="S1" pad="E"/>
</signal>
<signal name="AREF">
<contactref element="U1" pad="20"/>
<contactref element="C6" pad="2"/>
</signal>
<signal name="RESET">
<contactref element="U1" pad="29"/>
<contactref element="C3" pad="2"/>
<contactref element="R1" pad="1"/>
<contactref element="J1" pad="5"/>
</signal>
<signal name="SCK">
<contactref element="U1" pad="17"/>
<contactref element="J1" pad="3"/>
</signal>
<signal name="MISO">
<contactref element="U1" pad="16"/>
<contactref element="J1" pad="1"/>
</signal>
<signal name="MOSI">
<contactref element="U1" pad="15"/>
<contactref element="J1" pad="4"/>
</signal>
<signal name="TXO">
<contactref element="U1" pad="31"/>
<contactref element="FTDI" pad="2"/>
</signal>
<signal name="VCC">
<contactref element="R1" pad="2"/>
<contactref element="U2" pad="5"/>
<contactref element="C8" pad="1"/>
<contactref element="TP5" pad="P$1"/>
<contactref element="SW1" pad="1NO"/>
<contactref element="U1" pad="18"/>
<contactref element="U1" pad="4"/>
<contactref element="U1" pad="6"/>
<contactref element="C4" pad="2"/>
<contactref element="C5" pad="2"/>
<contactref element="J1" pad="2"/>
<contactref element="OSC1" pad="VCC"/>
<contactref element="C2" pad="2"/>
<contactref element="C1" pad="1"/>
<contactref element="C9" pad="2"/>
<contactref element="U3" pad="14"/>
<contactref element="U3" pad="9"/>
<contactref element="U3" pad="1"/>
</signal>
<signal name="RAW">
<contactref element="U2" pad="1"/>
<contactref element="C7" pad="1"/>
<contactref element="U2" pad="3"/>
<contactref element="SW1" pad="2NO"/>
<contactref element="R2" pad="2"/>
</signal>
<signal name="D2">
<contactref element="U1" pad="32"/>
<contactref element="S1" pad="B"/>
</signal>
<signal name="D3">
<contactref element="U1" pad="1"/>
<contactref element="S1" pad="A"/>
</signal>
<signal name="D4">
<contactref element="U1" pad="2"/>
<contactref element="S1" pad="D"/>
</signal>
<signal name="D6">
<contactref element="U1" pad="10"/>
<contactref element="DISP1" pad="4"/>
</signal>
<signal name="DTR">
<contactref element="FTDI" pad="1"/>
<contactref element="C3" pad="1"/>
</signal>
<signal name="RXI">
<contactref element="FTDI" pad="3"/>
<contactref element="U1" pad="30"/>
</signal>
<signal name="D7">
<contactref element="U1" pad="11"/>
<contactref element="DISP1" pad="10"/>
</signal>
<signal name="D5">
<contactref element="U1" pad="9"/>
<contactref element="DISP1" pad="6"/>
</signal>
<signal name="D8">
<contactref element="U1" pad="12"/>
<contactref element="DISP1" pad="1"/>
</signal>
<signal name="D9">
<contactref element="U1" pad="13"/>
<contactref element="TP1" pad="P$1"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="N$5">
<contactref element="U1" pad="7"/>
<contactref element="OSC1" pad="OUT"/>
<contactref element="TP3" pad="P$1"/>
</signal>
<signal name="N$6">
<contactref element="U1" pad="8"/>
<contactref element="TP4" pad="P$1"/>
</signal>
<signal name="D10">
<contactref element="U1" pad="14"/>
</signal>
<signal name="SR_DATA">
<contactref element="U1" pad="23"/>
<contactref element="U3" pad="2"/>
</signal>
<signal name="VCCUSB">
<contactref element="FB1" pad="1"/>
<contactref element="FTDI" pad="4"/>
</signal>
<signal name="N$31">
<contactref element="SW1" pad="2C"/>
<contactref element="FB2" pad="2"/>
</signal>
<signal name="N$32">
<contactref element="FB1" pad="2"/>
<contactref element="SW1" pad="1C"/>
</signal>
<signal name="BATT_SENSE">
<contactref element="R2" pad="1"/>
<contactref element="R3" pad="1"/>
<contactref element="D1" pad="C"/>
<contactref element="U1" pad="25"/>
</signal>
<signal name="BATT_LO">
<contactref element="U1" pad="27"/>
</signal>
<signal name="N$3">
<contactref element="U3" pad="5"/>
<contactref element="DISP1" pad="3"/>
</signal>
<signal name="N$8">
<contactref element="DISP1" pad="9"/>
<contactref element="U3" pad="3"/>
</signal>
<signal name="N$9">
<contactref element="DISP1" pad="7"/>
<contactref element="U3" pad="13"/>
</signal>
<signal name="N$10">
<contactref element="DISP1" pad="5"/>
<contactref element="U3" pad="4"/>
</signal>
<signal name="N$1">
<contactref element="DISP1" pad="12"/>
<contactref element="U3" pad="11"/>
</signal>
<signal name="N$4">
<contactref element="DISP1" pad="8"/>
<contactref element="U3" pad="12"/>
</signal>
<signal name="N$2">
<contactref element="U3" pad="10"/>
<contactref element="DISP1" pad="11"/>
</signal>
<signal name="N$12">
<contactref element="DISP1" pad="2"/>
<contactref element="U3" pad="6"/>
</signal>
<signal name="SR_CLK">
<contactref element="U3" pad="8"/>
<contactref element="U1" pad="24"/>
</signal>
<signal name="N$11">
<contactref element="J2" pad="CTR"/>
<contactref element="R4" pad="2"/>
</signal>
<signal name="N$13">
<contactref element="JP1" pad="1"/>
<contactref element="FB2" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
