<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.5.0">
<drawing>
<board>
<plain>
<wire x1="15.875" y1="26.035" x2="15.875" y2="19.05" width="0" layer="20"/>
<wire x1="15.875" y1="19.05" x2="6.6675" y2="19.05" width="0" layer="20"/>
<wire x1="6.6675" y1="19.05" x2="6.6675" y2="16.1925" width="0" layer="20"/>
<wire x1="6.6675" y1="16.1925" x2="15.875" y2="16.1925" width="0" layer="20"/>
<wire x1="15.875" y1="16.1925" x2="15.875" y2="5.3975" width="0" layer="20"/>
<wire x1="15.875" y1="5.3975" x2="16.51" y2="4.7625" width="0" layer="20" curve="90"/>
<wire x1="16.51" y1="4.7625" x2="27.300184375" y2="4.7625" width="0" layer="20"/>
<wire x1="27.300184375" y1="4.7625" x2="27.94" y2="5.394721875" width="0" layer="20" curve="89.749333"/>
<wire x1="27.94" y1="5.394721875" x2="27.94" y2="26.035" width="0" layer="20"/>
<wire x1="27.94" y1="26.035" x2="23.495" y2="26.035" width="0" layer="20"/>
<wire x1="23.495" y1="26.035" x2="23.495" y2="26.9857" width="0" layer="20"/>
<wire x1="23.495" y1="26.9857" x2="21.985075" y2="28.41625" width="0" layer="20" curve="90"/>
<wire x1="21.985075" y1="28.41625" x2="21.63885625" y2="28.41625" width="0" layer="20"/>
<wire x1="21.63885625" y1="28.41625" x2="20.240625" y2="26.77989375" width="0" layer="20" curve="90"/>
<wire x1="20.240625" y1="26.77989375" x2="20.240625" y2="26.035" width="0" layer="20"/>
<wire x1="20.240625" y1="26.035" x2="15.875" y2="26.035" width="0" layer="20"/>
<hole x="21.844" y="26.831925" drill="1.5875"/>
</plain>
<libraries>
<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="0402-CAP">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
<package name="C0402">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
<package name="0402-RES">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
</packages>
</library>
<library name="Ava">
<packages>
<package name="QFN20+GNDPAD">
</package>
</packages>
</library>
<library name="picoAVA-R8">
<description>Generated from &lt;b&gt;picoAVA-R8.sch&lt;/b&gt;&lt;p&gt;
by exp-lbrs.ulp</description>
<packages>
<package name="CRYSTAL_3.2X2.5-TCXO">
</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="SMD1,27-2,54">
<description>&lt;b&gt;SMD PAD&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="Protofusion">
<packages>
<package name="UFQFPN28">
</package>
<package name="POGOPROG-CONN-4-ALLSMT">
</package>
</packages>
</library>
<library name="picoAVA-R9">
<description>Generated from &lt;b&gt;picoAVA-R9.sch&lt;/b&gt;&lt;p&gt;
by exp-lbrs.ulp</description>
<packages>
<package name="AVA_JTI_ANTENNA-1575AT43A40">
</package>
<package name="AVA_UBLOX_MAX-6">
<description>uBlox MAX-6</description>
</package>
<package name="SPARKFUN_SOT23-3">
</package>
<package name="SPARKFUN_0402-CAP">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
<package name="SPARKFUN_0402-RES">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
chip</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; 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="CREATIVE_COMMONS">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="U$1" library="Ava" package="QFN20+GNDPAD" value="SI4464"/>
<element name="C1" library="SparkFun" package="0402-CAP" value="10nF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="SparkFun" package="0402-CAP" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="SparkFun" package="0402-CAP" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C4" library="SparkFun" package="0402-CAP" value="15pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C0" library="SparkFun" package="0402-CAP" value="470pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="CM" library="SparkFun" package="0402-CAP" value="18pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="CM2" library="SparkFun" package="0402-CAP" value="22pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="CM3" library="SparkFun" package="0402-CAP" value="22pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="L0" library="SparkFun" package="C0402" value="56nH">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="LM" library="SparkFun" package="C0402" value="68nH">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="LM2" library="SparkFun" package="C0402" value="68nH">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="LCHOKE" library="SparkFun" package="C0402" value="470nH">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$2" library="picoAVA-R8" package="CRYSTAL_3.2X2.5-TCXO" value="CRYSTAL_3.2X2.5-TCXO">
<attribute name="NAME"/>
</element>
<element name="R1" library="SparkFun" package="0402-RES" value="100k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="SparkFun" package="0402-RES" value="100k"/>
<element name="PAD1" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD2" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD3" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="U$4" library="picoAVA-R9" package="AVA_JTI_ANTENNA-1575AT43A40" value="AVA_JTI_ANTENNA-1575AT43A40"/>
<element name="U$5" library="picoAVA-R9" package="AVA_UBLOX_MAX-6" value="AVA_UBLOX_MAX-6"/>
<element name="Q1" library="picoAVA-R9" package="SPARKFUN_SOT23-3" value="SPARKFUN_MOSFET-PCHANNELSMD"/>
<element name="R4" library="picoAVA-R9" package="SPARKFUN_0402-RES" value="100R"/>
<element name="R5" library="picoAVA-R9" package="SPARKFUN_0402-RES" value="10k"/>
<element name="C7" library="picoAVA-R9" package="SPARKFUN_0402-CAP" value="0.1uF"/>
<element name="U$6" library="Protofusion" package="UFQFPN28" value="STM32F031G6U6"/>
<element name="FRAME1" library="SparkFun-Aesthetics" package="CREATIVE_COMMONS" value="FRAME-LEDGER"/>
<element name="CM1" library="SparkFun" package="0402-CAP" value="1.8pF"/>
<element name="CM4" library="SparkFun" package="0402-CAP" value="4.7pF"/>
<element name="CM5" library="SparkFun" package="0402-CAP" value="470pF"/>
<element name="PAD4" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="PAD5" library="wirepad" package="SMD1,27-2,54" value=""/>
<element name="U$7" library="Protofusion" package="POGOPROG-CONN-4-ALLSMT" value="POGOPIN-CONN-4"/>
</elements>
<signals>
<signal name="GND">
<contactref element="U$1" pad="21"/>
<contactref element="U$1" pad="18"/>
<contactref element="C3" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="C1" pad="2"/>
<contactref element="CM3" pad="2"/>
<contactref element="CM2" pad="2"/>
<contactref element="CM" pad="2"/>
<contactref element="U$2" pad="2"/>
<contactref element="U$2" pad="2"/>
<contactref element="U$2" pad="1"/>
<contactref element="R1" pad="1"/>
<contactref element="PAD2" pad="1"/>
<contactref element="PAD3" pad="1"/>
<contactref element="C7" pad="2"/>
<contactref element="U$5" pad="12_GND"/>
<contactref element="U$5" pad="10_GND"/>
<contactref element="U$5" pad="1_GND"/>
<contactref element="U$6" pad="16"/>
<contactref element="PAD4" pad="1"/>
<contactref element="U$7" pad="2"/>
</signal>
<signal name="VCC">
<contactref element="LCHOKE" pad="2"/>
<contactref element="C1" pad="1"/>
<contactref element="C2" pad="1"/>
<contactref element="C3" pad="1"/>
<contactref element="U$1" pad="8"/>
<contactref element="U$1" pad="6"/>
<contactref element="U$2" pad="4"/>
<contactref element="R2" pad="1"/>
<contactref element="Q1" pad="2"/>
<contactref element="R5" pad="1"/>
<contactref element="U$6" pad="17"/>
<contactref element="U$6" pad="5"/>
<contactref element="U$5" pad="6_V_BCKP"/>
<contactref element="PAD5" pad="1"/>
<contactref element="U$7" pad="1"/>
</signal>
<signal name="RADIO-GPIO1">
<contactref element="U$1" pad="10"/>
<contactref element="R2" pad="2"/>
<contactref element="U$6" pad="20"/>
</signal>
<signal name="RADIO-SHDN">
<contactref element="U$1" pad="1"/>
<contactref element="R1" pad="2"/>
<contactref element="U$6" pad="19"/>
</signal>
<signal name="N$1">
<contactref element="U$1" pad="4"/>
<contactref element="LCHOKE" pad="1"/>
<contactref element="C0" pad="2"/>
</signal>
<signal name="N$9">
<contactref element="C0" pad="1"/>
<contactref element="L0" pad="2"/>
</signal>
<signal name="N$10">
<contactref element="LM" pad="2"/>
<contactref element="L0" pad="1"/>
<contactref element="CM" pad="1"/>
<contactref element="CM4" pad="2"/>
</signal>
<signal name="N$11">
<contactref element="LM2" pad="1"/>
<contactref element="CM3" pad="1"/>
<contactref element="CM1" pad="1"/>
<contactref element="CM5" pad="2"/>
</signal>
<signal name="N$15">
<contactref element="LM2" pad="2"/>
<contactref element="LM" pad="1"/>
<contactref element="CM2" pad="1"/>
<contactref element="CM1" pad="2"/>
<contactref element="CM4" pad="1"/>
</signal>
<signal name="N$21">
<contactref element="C4" pad="1"/>
<contactref element="U$1" pad="17"/>
</signal>
<signal name="N$22">
<contactref element="U$2" pad="3"/>
<contactref element="C4" pad="2"/>
</signal>
<signal name="N$4">
<contactref element="U$5" pad="9_V_RESET"/>
<contactref element="Q1" pad="3"/>
<contactref element="U$5" pad="8_VCC"/>
<contactref element="U$5" pad="7_VCC_IO"/>
<contactref element="C7" pad="1"/>
</signal>
<signal name="N$6">
<contactref element="Q1" pad="1"/>
<contactref element="R4" pad="2"/>
<contactref element="R5" pad="2"/>
</signal>
<signal name="N$7">
<contactref element="U$5" pad="11_RF_IN"/>
<contactref element="U$4" pad="FEED"/>
</signal>
<signal name="TIMEPULSE">
<contactref element="U$5" pad="4_TIMEPULSE"/>
</signal>
<signal name="GPS-RX">
<contactref element="U$5" pad="3_RXD1"/>
<contactref element="U$6" pad="27"/>
</signal>
<signal name="GPS-TX">
<contactref element="U$5" pad="2_TXD1"/>
<contactref element="U$6" pad="28"/>
</signal>
<signal name="GPS-EN">
<contactref element="R4" pad="1"/>
<contactref element="U$6" pad="7"/>
</signal>
<signal name="RADIO-MOSI">
<contactref element="U$6" pad="26"/>
<contactref element="U$1" pad="14"/>
</signal>
<signal name="RADIO-MISO">
<contactref element="U$6" pad="25"/>
<contactref element="U$1" pad="13"/>
</signal>
<signal name="RADIO-SCK">
<contactref element="U$6" pad="24"/>
<contactref element="U$1" pad="12"/>
</signal>
<signal name="RADIO-NSS">
<contactref element="U$6" pad="23"/>
<contactref element="U$1" pad="15"/>
</signal>
<signal name="SWCLK">
<contactref element="U$6" pad="22"/>
<contactref element="U$7" pad="3"/>
</signal>
<signal name="SWDIO">
<contactref element="U$6" pad="21"/>
<contactref element="U$7" pad="4"/>
</signal>
<signal name="N$2">
<contactref element="PAD1" pad="1"/>
<contactref element="CM5" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
