<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.7.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="2.27" x2="0" y2="53.61" width="0.3048" layer="20"/>
<wire x1="2.27" y1="55.88" x2="47.26" y2="55.88" width="0.3048" layer="20"/>
<wire x1="47.26" y1="55.88" x2="49.53" y2="53.61" width="0.3048" layer="20" curve="-90"/>
<wire x1="49.53" y1="53.61" x2="49.53" y2="2.27" width="0.3048" layer="20"/>
<text>D:/SmartProjects/Snc/a4_bn_logo2.bmp</text>
<wire x1="2.27" y1="0" x2="47.26" y2="0" width="0.3048" layer="20"/>
<wire x1="49.53" y1="2.27" x2="47.26" y2="0" width="0.3048" layer="20" curve="-90"/>
<wire x1="2.27" y1="0" x2="0" y2="2.27" width="0.3048" layer="20" curve="-90"/>
<hole x="2.54" y="53.34" drill="3.2"/>
<hole x="2.54" y="2.54" drill="3.2"/>
<hole x="46.99" y="53.34" drill="3.2"/>
<hole x="46.99" y="2.54" drill="3.2"/>
<wire x1="0" y1="53.61" x2="2.27" y2="55.88" width="0.3048" layer="20" curve="-90"/>
<text>Charging Dock
v1.8</text>
<text>Charging
Dock
v1.8</text>
<text>Refresh</text>
</plain>
<libraries>
<library name="SparkFun-PowerIC">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find drivers, regulators, and amplifiers.&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="SOT23-5">
<description>&lt;b&gt;Small Outline Transistor&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="Andy-library">
<packages>
<package name="USB_VERT_MICRO_SMD">
</package>
<package name="0805">
</package>
<package name="OLED_DISPLAY">
</package>
<package name="USB_HORZ_REINFORCED_MICRO">
</package>
<package name="CSTCE_V">
<description>Source: http://search.murata.co.jp/Ceramy/CatalogshowpageAction.do?sDirnm=A07X&amp;sFilnm=81G07006&amp;sType=2&amp;sLang=en&amp;sNHinnm=CSTCR6M00G53Z-R0&amp;sCapt=Standard_Land_Pattern_Dimensions</description>
</package>
<package name="TSSOP16">
<description>&lt;b&gt;TSOP16&lt;/b&gt;&lt;p&gt;
thin small outline package</description>
</package>
<package name="BARREL_CONN">
</package>
<package name="SWITCH_MOMENTARY_XS">
<description>Panasonic EVP-AWCA2A</description>
</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; 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-CAP">
</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="OSHW-LOGO-M">
</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; 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="TQFP32-08">
<description>&lt;B&gt;Thin Plasic Quad Flat Package&lt;/B&gt; Grid 0.8 mm</description>
</package>
</packages>
</library>
<library name="adafruit">
<packages>
<package name="CHIPLED_0805">
<description>&lt;b&gt;CHIPLED&lt;/b&gt;&lt;p&gt;
Source: http://www.osram.convergy.de/ ... LG_R971.pdf</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="U$6" library="Andy-library" package="USB_VERT_MICRO_SMD" value="USB_MICRO_SOCKET_VERT"/>
<element name="U$7" library="Andy-library" package="USB_VERT_MICRO_SMD" value="USB_MICRO_SOCKET_VERT"/>
<element name="U$8" library="Andy-library" package="USB_VERT_MICRO_SMD" value="USB_MICRO_SOCKET_VERT"/>
<element name="U$9" library="Andy-library" package="USB_VERT_MICRO_SMD" value="USB_MICRO_SOCKET_VERT"/>
<element name="U5" library="SparkFun-PowerIC" package="SOT23-5" value="MCP73831">
<attribute name="PROD_ID" value="IC-09995"/>
<attribute name="VALUE"/>
</element>
<element name="R16" library="Andy-library" package="0805" value="3.3k">
<attribute name="VALUE"/>
</element>
<element name="C10" library="SparkFun-Capacitors" package="0805-CAP" value="1.0uF">
<attribute name="PROD_ID" value="CAP-11625"/>
<attribute name="VALUE"/>
</element>
<element name="C11" library="SparkFun-Capacitors" package="0805-CAP" value="1.0uF">
<attribute name="PROD_ID" value="CAP-11625"/>
<attribute name="VALUE"/>
</element>
<element name="U1" library="SparkFun-PowerIC" package="SOT23-5" value="MCP73831">
<attribute name="PROD_ID" value="IC-09995"/>
<attribute name="VALUE"/>
</element>
<element name="R3" library="Andy-library" package="0805" value="3.3k">
<attribute name="VALUE"/>
</element>
<element name="C2" library="SparkFun-Capacitors" package="0805-CAP" value="1.0uF">
<attribute name="PROD_ID" value="CAP-11625"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="SparkFun-Capacitors" package="0805-CAP" value="1.0uF">
<attribute name="PROD_ID" value="CAP-11625"/>
<attribute name="VALUE"/>
</element>
<element name="U2" library="SparkFun-PowerIC" package="SOT23-5" value="MCP73831">
<attribute name="PROD_ID" value="IC-09995"/>
<attribute name="VALUE"/>
</element>
<element name="R6" library="Andy-library" package="0805" value="3.3k">
<attribute name="VALUE"/>
</element>
<element name="C4" library="SparkFun-Capacitors" package="0805-CAP" value="1.0uF">
<attribute name="PROD_ID" value="CAP-11625"/>
<attribute name="VALUE"/>
</element>
<element name="C5" library="SparkFun-Capacitors" package="0805-CAP" value="1.0uF">
<attribute name="PROD_ID" value="CAP-11625"/>
<attribute name="VALUE"/>
</element>
<element name="U3" library="SparkFun-PowerIC" package="SOT23-5" value="MCP73831">
<attribute name="PROD_ID" value="IC-09995"/>
<attribute name="VALUE"/>
</element>
<element name="R9" library="Andy-library" package="0805" value="3.3k">
<attribute name="VALUE"/>
</element>
<element name="C6" library="SparkFun-Capacitors" package="0805-CAP" value="1.0uF">
<attribute name="PROD_ID" value="CAP-11625"/>
<attribute name="VALUE"/>
</element>
<element name="C7" library="SparkFun-Capacitors" package="0805-CAP" value="1.0uF">
<attribute name="PROD_ID" value="CAP-11625"/>
<attribute name="VALUE"/>
</element>
<element name="C8" library="SparkFun-Capacitors" package="0805-CAP" value="10uF">
<attribute name="PROD_ID" value="CAP-11625"/>
<attribute name="VALUE"/>
</element>
<element name="U$15" library="SparkFun-Aesthetics" package="OSHW-LOGO-M" value=""/>
<element name="U$10" library="Andy-library" package="OLED_DISPLAY" value="OLED_DISPLAY"/>
<element name="LED1" library="adafruit" package="CHIPLED_0805" value="">
<attribute name="VALUE"/>
</element>
<element name="LED2" library="adafruit" package="CHIPLED_0805" value="">
<attribute name="VALUE"/>
</element>
<element name="LED3" library="adafruit" package="CHIPLED_0805" value="">
<attribute name="VALUE"/>
</element>
<element name="LED4" library="adafruit" package="CHIPLED_0805" value="">
<attribute name="VALUE"/>
</element>
<element name="R1" library="Andy-library" package="0805" value="3.3k">
<attribute name="VALUE"/>
</element>
<element name="R2" library="Andy-library" package="0805" value="3.3k">
<attribute name="VALUE"/>
</element>
<element name="R4" library="Andy-library" package="0805" value="3.3k">
<attribute name="VALUE"/>
</element>
<element name="R5" library="Andy-library" package="0805" value="3.3k">
<attribute name="VALUE"/>
</element>
<element name="U4" library="SparkFun-DigitalIC" package="TQFP32-08" value="ATMEGA328P_TQFP">
<attribute name="PROD_ID" value="IC-09069"/>
<attribute name="VALUE"/>
</element>
<element name="U$1" library="Andy-library" package="USB_HORZ_REINFORCED_MICRO" value="USB_MICRO_SOCKET_HORZ_REINFORCED"/>
<element name="Q1" library="Andy-library" package="CSTCE_V" value="RESONATOR_CSTCE_V"/>
<element name="U6" library="Andy-library" package="TSSOP16" value="MAX4674TSSOP">
<attribute name="VALUE"/>
</element>
<element name="J1" library="Andy-library" package="BARREL_CONN" value="POWER_JACK&quot;">
<attribute name="MANUFACTURER" value="CUI Inc"/>
<attribute name="MFG_PN" value="PJ-037A"/>
<attribute name="DIGIKEY_PN" value="CP-037A-ND"/>
</element>
<element name="U$2" library="Andy-library" package="SWITCH_MOMENTARY_XS" value="SWITCH-MOMENTARY-NO"/>
<element name="R7" library="Andy-library" package="0805" value="10k">
<attribute name="VALUE"/>
</element>
<element name="R8" library="Andy-library" package="0805" value="10k">
<attribute name="VALUE"/>
</element>
<element name="R10" library="Andy-library" package="0805" value="10k">
<attribute name="VALUE"/>
</element>
<element name="R11" library="Andy-library" package="0805" value="10k">
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="GND">
<contactref element="U$7" pad="P4"/>
<contactref element="U$6" pad="P4"/>
<contactref element="U$8" pad="P4"/>
<contactref element="U$9" pad="P4"/>
<contactref element="U5" pad="2"/>
<contactref element="R16" pad="2"/>
<contactref element="C10" pad="2"/>
<contactref element="C11" pad="2"/>
<contactref element="U1" pad="2"/>
<contactref element="R3" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="C3" pad="2"/>
<contactref element="U2" pad="2"/>
<contactref element="R6" pad="2"/>
<contactref element="C4" pad="2"/>
<contactref element="C5" pad="2"/>
<contactref element="U3" pad="2"/>
<contactref element="R9" pad="2"/>
<contactref element="C6" pad="2"/>
<contactref element="C7" pad="2"/>
<contactref element="C8" pad="1"/>
<contactref element="U$10" pad="GND"/>
<contactref element="U4" pad="5"/>
<contactref element="U4" pad="3"/>
<contactref element="U4" pad="21"/>
<contactref element="Q1" pad="2"/>
<contactref element="U$1" pad="G2"/>
<contactref element="U$1" pad="G1"/>
<contactref element="U$1" pad="P$2"/>
<contactref element="U$1" pad="P$1"/>
<contactref element="U6" pad="8"/>
<contactref element="J1" pad="GND"/>
<contactref element="U6" pad="15"/>
<contactref element="U$2" pad="P$2"/>
<contactref element="R10" pad="2"/>
<contactref element="R11" pad="2"/>
<contactref element="R7" pad="1"/>
<contactref element="R8" pad="1"/>
</signal>
<signal name="5VDC">
<contactref element="C11" pad="1"/>
<contactref element="U5" pad="4"/>
<contactref element="C3" pad="1"/>
<contactref element="U1" pad="4"/>
<contactref element="C5" pad="1"/>
<contactref element="U2" pad="4"/>
<contactref element="C7" pad="1"/>
<contactref element="U3" pad="4"/>
<contactref element="C8" pad="2"/>
<contactref element="R1" pad="1"/>
<contactref element="R2" pad="1"/>
<contactref element="R5" pad="1"/>
<contactref element="R4" pad="1"/>
<contactref element="U$10" pad="VIN"/>
<contactref element="U4" pad="4"/>
<contactref element="U4" pad="6"/>
<contactref element="U$1" pad="P4"/>
<contactref element="U6" pad="16"/>
<contactref element="J1" pad="PWR"/>
</signal>
<signal name="NW_VOLT">
<contactref element="U4" pad="23"/>
<contactref element="U6" pad="3"/>
<contactref element="R7" pad="2"/>
</signal>
<signal name="NE_VOLT">
<contactref element="U4" pad="24"/>
<contactref element="U6" pad="6"/>
<contactref element="R8" pad="2"/>
</signal>
<signal name="SE_VOLT">
<contactref element="U4" pad="25"/>
<contactref element="U6" pad="10"/>
<contactref element="R11" pad="1"/>
</signal>
<signal name="N$42">
<contactref element="U5" pad="1"/>
<contactref element="LED1" pad="C"/>
</signal>
<signal name="N$4">
<contactref element="U1" pad="1"/>
<contactref element="LED2" pad="C"/>
</signal>
<signal name="N$9">
<contactref element="U2" pad="1"/>
<contactref element="LED4" pad="C"/>
</signal>
<signal name="SW_VOLT">
<contactref element="U4" pad="26"/>
<contactref element="U6" pad="13"/>
<contactref element="R10" pad="1"/>
</signal>
<signal name="N$15">
<contactref element="U3" pad="1"/>
<contactref element="LED3" pad="C"/>
</signal>
<signal name="N$1">
<contactref element="R1" pad="2"/>
<contactref element="LED1" pad="A"/>
</signal>
<signal name="N$3">
<contactref element="R5" pad="2"/>
<contactref element="LED3" pad="A"/>
</signal>
<signal name="N$5">
<contactref element="R4" pad="2"/>
<contactref element="LED4" pad="A"/>
</signal>
<signal name="N$6">
<contactref element="R2" pad="2"/>
<contactref element="LED2" pad="A"/>
</signal>
<signal name="N$8">
</signal>
<signal name="3.3V">
<contactref element="U$10" pad="3V3"/>
</signal>
<signal name="N$10">
<contactref element="U4" pad="15"/>
<contactref element="U$1" pad="P5"/>
</signal>
<signal name="N$11">
<contactref element="U4" pad="17"/>
<contactref element="U$1" pad="P2"/>
</signal>
<signal name="N$12">
<contactref element="U4" pad="16"/>
<contactref element="U$1" pad="P1"/>
</signal>
<signal name="RST">
<contactref element="U4" pad="29"/>
<contactref element="U$1" pad="P3"/>
</signal>
<signal name="N$16">
<contactref element="U4" pad="8"/>
<contactref element="Q1" pad="3"/>
</signal>
<signal name="N$17">
<contactref element="U4" pad="7"/>
<contactref element="Q1" pad="1"/>
</signal>
<signal name="N$21">
<contactref element="U4" pad="27"/>
</signal>
<signal name="N$22">
<contactref element="U4" pad="28"/>
</signal>
<signal name="N$14">
<contactref element="U$10" pad="CS"/>
<contactref element="U4" pad="1"/>
</signal>
<signal name="N$18">
<contactref element="U$10" pad="RST"/>
<contactref element="U4" pad="2"/>
</signal>
<signal name="N$19">
<contactref element="U$10" pad="DC"/>
<contactref element="U4" pad="9"/>
</signal>
<signal name="N$20">
<contactref element="U$10" pad="CLK"/>
<contactref element="U4" pad="10"/>
</signal>
<signal name="N$23">
<contactref element="U$10" pad="DATA"/>
<contactref element="U4" pad="11"/>
</signal>
<signal name="N$25">
<contactref element="U4" pad="13"/>
<contactref element="U$2" pad="P$1"/>
</signal>
<signal name="COM3">
<contactref element="U6" pad="9"/>
<contactref element="U$6" pad="P2"/>
</signal>
<signal name="COM4">
<contactref element="U6" pad="12"/>
<contactref element="U$9" pad="P2"/>
</signal>
<signal name="SW_CHARGE">
<contactref element="U6" pad="14"/>
<contactref element="U3" pad="3"/>
<contactref element="C6" pad="1"/>
</signal>
<signal name="SE_CHARGE">
<contactref element="U6" pad="11"/>
<contactref element="U1" pad="3"/>
<contactref element="C2" pad="1"/>
</signal>
<signal name="NE_CHARGE">
<contactref element="U6" pad="5"/>
<contactref element="U5" pad="3"/>
<contactref element="C10" pad="1"/>
</signal>
<signal name="NW_CHARGE">
<contactref element="U6" pad="2"/>
<contactref element="U2" pad="3"/>
<contactref element="C4" pad="1"/>
</signal>
<signal name="COM1">
<contactref element="U$8" pad="P2"/>
<contactref element="U6" pad="4"/>
</signal>
<signal name="COM2">
<contactref element="U$7" pad="P2"/>
<contactref element="U6" pad="7"/>
</signal>
<signal name="N$2">
<contactref element="R9" pad="1"/>
<contactref element="U3" pad="5"/>
</signal>
<signal name="N$7">
<contactref element="R6" pad="1"/>
<contactref element="U2" pad="5"/>
</signal>
<signal name="N$13">
<contactref element="R16" pad="1"/>
<contactref element="U5" pad="5"/>
</signal>
<signal name="N$24">
<contactref element="R3" pad="1"/>
<contactref element="U1" pad="5"/>
</signal>
<signal name="N$26">
<contactref element="U4" pad="32"/>
</signal>
<signal name="N$27">
<contactref element="U4" pad="12"/>
</signal>
<signal name="ENABLE">
<contactref element="U4" pad="14"/>
<contactref element="U6" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
