<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.1.0">
<drawing>
<board>
<plain>
<text>FTDI</text>
<text>BLK</text>
<text>REG</text>
<text>GRN</text>
<hole x="3.175" y="3.175" drill="3.2"/>
<hole x="46.355" y="3.175" drill="3.2"/>
<hole x="3.175" y="46.355" drill="3.2"/>
<wire x1="0" y1="3.175" x2="0" y2="46.355" width="0.0254" layer="20"/>
<wire x1="3.175" y1="49.53" x2="46.355" y2="49.53" width="0.0254" layer="20"/>
<wire x1="49.53" y1="46.355" x2="49.53" y2="3.175" width="0.0254" layer="20"/>
<text>RH016.1
Nov 2015</text>
<text>Wifi Node
Richard Hawthorn
richardhawthorn.com</text>
<text>Charging</text>
<hole x="46.355" y="46.355" drill="3.2"/>
<wire x1="46.355" y1="0" x2="3.175" y2="0" width="0.0254" layer="20"/>
<wire x1="0" y1="46.355" x2="3.175" y2="49.53" width="0.0254" layer="20" curve="-90"/>
<wire x1="46.355" y1="49.53" x2="49.53" y2="46.355" width="0.0254" layer="20" curve="-90"/>
<wire x1="49.53" y1="3.175" x2="46.355" y2="0" width="0.0254" layer="20" curve="-90"/>
<wire x1="3.175" y1="0" x2="0" y2="3.175" width="0.0254" layer="20" curve="-90"/>
<text>SS</text>
<text>MO</text>
<text>MI</text>
<text>SK</text>
<text>5</text>
<text>4</text>
<text>Rst</text>
<text>0</text>
<text>SCL</text>
<text>SDA</text>
<text>VIN</text>
<text>3.3</text>
<text>3</text>
<text>1</text>
<text>2</text>
<text>9</text>
<text>10</text>
<text>12</text>
<text>13</text>
<text>14</text>
<text>15</text>
<text>16</text>
<text>RX</text>
<text>TX</text>
<text>ADC</text>
<text>GND</text>
<text>IN1</text>
<text>IN2</text>
<text>gnd vcc</text>
<text>gnd vcc</text>
<text>gnd vcc</text>
<text>+</text>
<text>-</text>
<text>5v in</text>
<text>IN3</text>
<text>CH_PD - 3.3</text>
<text>D2 - GND</text>
<text>SPI - SS</text>
<text>SS</text>
<text>D2</text>
<text>D16</text>
<text>D2 - 3.3</text>
<text>D15 - GND</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="0603-CAP">
</package>
<package name="0805">
</package>
<package name="0603-RES">
</package>
<package name="MLP28">
<description>&lt;b&gt;MLP 28&lt;/b&gt;&lt;p&gt;
Source: www.silabs.com .. CP2101.pdf</description>
</package>
</packages>
</library>
<library name="LowPowerLab">
<packages>
<package name="0603-CAP">
</package>
<package name="0603-RES">
</package>
<package name="0805-CAP">
</package>
<package name="0603-LED">
</package>
<package name="USB-MINIB">
<description>Surface Mount USB Mini-B Connector</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; 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="OSHW-LOGO-S">
</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>
<package name="1X14">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="1X08">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="adafruit">
<packages>
<package name="JST-PH-2-SMT-RA">
<description>2-Pin JST PH Series Right-Angle Connector (+/- for batteries)</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; 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-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; 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="SMA-DIODE">
<description>&lt;B&gt;Diode&lt;/B&gt;&lt;p&gt;
Basic SMA packaged diode. Good for reverse polarization protection. Common part #: MBRA140</description>
</package>
<package name="SOT23-3">
</package>
</packages>
</library>
<library name="SparkFun-Sensors">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find sensors- accelerometers, gyros, compasses, magnetometers, light sensors, imagers, temp sensors, 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="HTU21D">
<description>&lt;b&gt;Description:&lt;/b&gt; HTU21D is a very small, low cost, I2C digital humidity and temperature sensor.</description>
</package>
<package name="LGA8">
<description>&lt;h4&gt;LGA8 Package&lt;/h4&gt;
&lt;ul&gt;&lt;li&gt; 5.0x3.0x1.2mm&lt;/li&gt;
&lt;li&gt;8-pad&lt;/li&gt;&lt;br&gt;&lt;/ul&gt;
Used in MPL115A1</description>
</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="1X02_2.54_SCREWTERM">
</package>
<package name="AUDIO-JACK-TRRS-SMD">
</package>
</packages>
</library>
<library name="Richard1">
<packages>
<package name="SOP65P490X110-8N">
</package>
</packages>
</library>
<library name="SparkFun-Passives">
<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="PAD-JUMPER-3-2OF3_NC_BY_TRACE_YES_SILK_FULL_BOX">
</package>
</packages>
</library>
<library name="jumper">
<description>&lt;b&gt;Jumpers&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SJ">
<description>&lt;b&gt;Solder jumper&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="usb-serial">
<packages>
<package name="SOIC16">
<description>&lt;b&gt;SMALL OUTLINE INTEGRATED CIRCUIT&lt;/b&gt;&lt;p&gt;
16-Pin (150-Mil) SOIC&lt;br&gt;
Source: http://www.cypress.com .. 38-12025_0P_V.pdf</description>
</package>
</packages>
</library>
<library name="crystal">
<description>&lt;b&gt;Crystals and Crystal Resonators&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SM49">
<description>&lt;b&gt;CRYSTAL&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="burr-brown">
<description>&lt;b&gt;Burr-Brown Components&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SOT223">
<description>&lt;b&gt;Smal Outline Transistor&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="template">
<packages>
<package name="TMB-6">
</package>
</packages>
</library>
<library name="switch-tact">
<description>&lt;b&gt;Diptronics THMD &amp; SMD tact switches&lt;/b&gt;
&lt;p&gt;&lt;ul&gt;
&lt;li&gt;DTS-3: 3.5x6mm THMD tact switch
&lt;li&gt;DTS-6, DTS-64: 6x6mm THMD tact switch
&lt;li&gt;DTSM-3: 3.5x6mm SMD tact switch
&lt;li&gt;DTSM-6, DTSM-64: 6x6mm SMD tact switch
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;Doublecheck before using!&lt;/b&gt;&lt;/p&gt;</description>
<packages>
<package name="DTSM-3">
</package>
</packages>
</library>
<library name="ESP8266-ESP12E">
<packages>
<package name="ESP8266-ESP12E">
<description>
&lt;b&gt;ESP8266-12E with additional I/O and GPIO04/05 corrected&lt;/b&gt;&lt;p&gt;
The author cannot warrant that this library is free from error
or will meet your specific requirements.&lt;p&gt;
&lt;author&gt;Created by PuceBaboon.com. Komagane, Nagano, JAPAN&lt;/author&gt;
</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="C1" library="LowPowerLab" package="0603-CAP" value="0.1">
<attribute name="NAME"/>
</element>
<element name="C4" library="LowPowerLab" package="0603-CAP" value="0.1">
<attribute name="NAME"/>
</element>
<element name="C2" library="LowPowerLab" package="0603-CAP" value="1u">
<attribute name="NAME"/>
</element>
<element name="C3" library="LowPowerLab" package="0805-CAP" value="10u">
<attribute name="NAME"/>
</element>
<element name="U$3" library="SparkFun-Aesthetics" package="OSHW-LOGO-S" value=""/>
<element name="U2" library="SparkFun" package="SOT23-5" value="MCP73831">
<attribute name="NAME"/>
</element>
<element name="C5" library="SparkFun" package="0603-CAP" value="4u7">
<attribute name="NAME"/>
</element>
<element name="R1" library="LowPowerLab" package="0603-RES" value="1k5">
<attribute name="NAME"/>
</element>
<element name="R2" library="LowPowerLab" package="0603-RES" value="2K">
<attribute name="NAME"/>
</element>
<element name="CN3" library="adafruit" package="JST-PH-2-SMT-RA" value="BATT">
<attribute name="VALUE"/>
</element>
<element name="CN1" library="LowPowerLab" package="USB-MINIB" value="USB">
<attribute name="VALUE"/>
</element>
<element name="LED1" library="LowPowerLab" package="0603-LED" value="LED0603">
<attribute name="NAME"/>
</element>
<element name="C6" library="SparkFun-Capacitors" package="0805" value="1 uF">
<attribute name="NAME"/>
</element>
<element name="R3" library="SparkFun-Resistors" package="0805" value="100 K">
<attribute name="NAME"/>
</element>
<element name="D1" library="SparkFun-DiscreteSemi" package="SMA-DIODE" value="SCHOTTKY">
<attribute name="NAME"/>
</element>
<element name="Q1" library="SparkFun-DiscreteSemi" package="SOT23-3" value="MOSFET">
<attribute name="NAME"/>
</element>
<element name="CN4" library="pinhead" package="1X06" value="FTDI"/>
<element name="C9" library="SparkFun" package="0805" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="U5" library="SparkFun-Sensors" package="HTU21D" value="HTU21D">
<attribute name="NAME"/>
</element>
<element name="U6" library="SparkFun-Sensors" package="LGA8" value="MPL3115A2LGA8">
<attribute name="NAME"/>
</element>
<element name="C10" library="SparkFun" package="0805" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="R4" library="SparkFun" package="0805" value="4.7k">
<attribute name="NAME"/>
</element>
<element name="R5" library="SparkFun" package="0805" value="4.7k">
<attribute name="NAME"/>
</element>
<element name="JP3" library="pinhead" package="1X14" value="">
<attribute name="VALUE"/>
</element>
<element name="JP5" library="pinhead" package="1X08" value="">
<attribute name="VALUE"/>
</element>
<element name="IN1" library="SparkFun-Connectors" package="1X02_2.54_SCREWTERM" value="M022.54MM_SCREWTERM"/>
<element name="IN2" library="SparkFun-Connectors" package="1X02_2.54_SCREWTERM" value="M022.54MM_SCREWTERM"/>
<element name="U10" library="Richard1" package="SOP65P490X110-8N" value="MCP9808">
<attribute name="PACKAGE" value="MSOP-8"/>
<attribute name="OC_NEWARK" value="89T8871"/>
<attribute name="MPN" value="MCP9808-E/MS"/>
<attribute name="SUPPLIER" value="MICROCHIP"/>
<attribute name="OC_FARNELL" value="2080523"/>
<attribute name="NAME"/>
</element>
<element name="C11" library="SparkFun" package="0603-CAP" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="LINK2" library="SparkFun-Passives" package="PAD-JUMPER-3-2OF3_NC_BY_TRACE_YES_SILK_FULL_BOX" value="JUMPER-PAD-3-2OF3_NC_BY_TRACE">
<attribute name="NAME"/>
</element>
<element name="LINK1" library="SparkFun-Passives" package="PAD-JUMPER-3-2OF3_NC_BY_TRACE_YES_SILK_FULL_BOX" value="JUMPER-PAD-3-2OF3_NC_BY_TRACE">
<attribute name="NAME"/>
</element>
<element name="IN4" library="SparkFun-Connectors" package="1X02_2.54_SCREWTERM" value="M022.54MM_SCREWTERM"/>
<element name="U$2" library="SparkFun-Connectors" package="AUDIO-JACK-TRRS-SMD" value="AUDIO-JACK3"/>
<element name="R10" library="SparkFun" package="0603-RES" value="10K">
<attribute name="NAME"/>
</element>
<element name="R11" library="SparkFun" package="0603-RES" value="10K">
<attribute name="NAME"/>
</element>
<element name="C13" library="SparkFun" package="0603-CAP" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="R9" library="SparkFun" package="0603-RES" value="33r">
<attribute name="NAME"/>
</element>
<element name="IN3" library="SparkFun-Connectors" package="1X02_2.54_SCREWTERM" value="M022.54MM_SCREWTERM"/>
<element name="LINK3" library="SparkFun-Passives" package="PAD-JUMPER-3-2OF3_NC_BY_TRACE_YES_SILK_FULL_BOX" value="JUMPER-PAD-3-2OF3_NC_BY_TRACE">
<attribute name="NAME"/>
</element>
<element name="U$4" library="usb-serial" package="SOIC16" value="CH340G"/>
<element name="C7" library="SparkFun" package="0805" value="22uF">
<attribute name="NAME"/>
</element>
<element name="C8" library="SparkFun" package="0805" value="22uF">
<attribute name="NAME"/>
</element>
<element name="SJ7" library="jumper" package="SJ" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U11" library="burr-brown" package="SOT223" value="REG1117">
<attribute name="OC_NEWARK" value="14P6981"/>
<attribute name="MPN" value="REG1117"/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="1097566"/>
<attribute name="NAME"/>
</element>
<element name="U1" library="template" package="TMB-6" value="TSL2561">
<attribute name="NAME"/>
</element>
<element name="C12" library="SparkFun" package="0603-CAP" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="SJ2" library="jumper" package="SJ" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="SJ3" library="jumper" package="SJ" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="SJ4" library="jumper" package="SJ" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="SJ8" library="jumper" package="SJ" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="SJ9" library="jumper" package="SJ" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="RESET" library="switch-tact" package="DTSM-3" value="DTSM-3">
<attribute name="NAME"/>
</element>
<element name="FLASH" library="switch-tact" package="DTSM-3" value="DTSM-3">
<attribute name="NAME"/>
</element>
<element name="Q2" library="crystal" package="SM49" value="">
<attribute name="OC_NEWARK" value="unknown"/>
<attribute name="MPN" value=""/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="unknown"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U4" library="SparkFun" package="MLP28" value="CP2102">
<attribute name="NAME"/>
</element>
<element name="C14" library="SparkFun" package="0603-CAP" value="1uF">
<attribute name="NAME"/>
</element>
<element name="C15" library="SparkFun" package="0603-CAP" value="0.1uF">
<attribute name="NAME"/>
</element>
<element name="MDL1" library="ESP8266-ESP12E" package="ESP8266-ESP12E" value=""/>
<element name="SJ1" library="jumper" package="SJ" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="SJ5" library="jumper" package="SJ" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="GND">
<contactref element="C4" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="C3" pad="2"/>
<contactref element="CN1" pad="GND"/>
<contactref element="C5" pad="2"/>
<contactref element="U2" pad="2"/>
<contactref element="R2" pad="1"/>
<contactref element="CN3" pad="2"/>
<contactref element="R3" pad="1"/>
<contactref element="C6" pad="2"/>
<contactref element="CN4" pad="1"/>
<contactref element="U5" pad="GND"/>
<contactref element="U5" pad="7"/>
<contactref element="C9" pad="2"/>
<contactref element="U6" pad="3"/>
<contactref element="C10" pad="2"/>
<contactref element="JP3" pad="14"/>
<contactref element="U10" pad="4"/>
<contactref element="C11" pad="2"/>
<contactref element="LINK2" pad="3"/>
<contactref element="LINK1" pad="3"/>
<contactref element="IN4" pad="P2"/>
<contactref element="R11" pad="1"/>
<contactref element="C13" pad="2"/>
<contactref element="LINK3" pad="3"/>
<contactref element="U$4" pad="1"/>
<contactref element="C7" pad="2"/>
<contactref element="C8" pad="2"/>
<contactref element="U11" pad="1"/>
<contactref element="U1" pad="3"/>
<contactref element="U1" pad="2"/>
<contactref element="C12" pad="2"/>
<contactref element="U10" pad="7"/>
<contactref element="U10" pad="6"/>
<contactref element="U10" pad="5"/>
<contactref element="SJ9" pad="2"/>
<contactref element="FLASH" pad="2"/>
<contactref element="RESET" pad="2"/>
<contactref element="U4" pad="3"/>
<contactref element="U4" pad="EXP"/>
<contactref element="U4" pad="M"/>
<contactref element="C14" pad="2"/>
<contactref element="C15" pad="2"/>
<contactref element="MDL1" pad="9"/>
<contactref element="SJ5" pad="2"/>
</signal>
<signal name="RST">
<contactref element="C1" pad="1"/>
<contactref element="RESET" pad="1"/>
<contactref element="MDL1" pad="1"/>
<contactref element="JP5" pad="2"/>
</signal>
<signal name="PWR">
<contactref element="C2" pad="1"/>
<contactref element="Q1" pad="2"/>
<contactref element="C6" pad="1"/>
<contactref element="D1" pad="C"/>
<contactref element="CN4" pad="3"/>
<contactref element="JP3" pad="13"/>
<contactref element="SJ7" pad="2"/>
<contactref element="U11" pad="3"/>
</signal>
<signal name="N$20">
<contactref element="C1" pad="2"/>
<contactref element="CN4" pad="6"/>
</signal>
<signal name="VBAT">
<contactref element="U2" pad="3"/>
<contactref element="CN3" pad="1"/>
<contactref element="Q1" pad="3"/>
</signal>
<signal name="N$4">
<contactref element="R1" pad="2"/>
<contactref element="LED1" pad="PLUS"/>
</signal>
<signal name="PROG">
<contactref element="U2" pad="5"/>
<contactref element="R2" pad="2"/>
</signal>
<signal name="STAT">
<contactref element="U2" pad="1"/>
<contactref element="LED1" pad="MINUS"/>
</signal>
<signal name="VBUS">
<contactref element="CN1" pad="VBUS"/>
<contactref element="R1" pad="1"/>
<contactref element="C5" pad="1"/>
<contactref element="U2" pad="4"/>
<contactref element="D1" pad="A"/>
<contactref element="R3" pad="2"/>
<contactref element="Q1" pad="1"/>
<contactref element="IN4" pad="P1"/>
<contactref element="SJ7" pad="1"/>
<contactref element="C14" pad="1"/>
<contactref element="U4" pad="8"/>
</signal>
<signal name="3.3V">
<contactref element="C9" pad="1"/>
<contactref element="U5" pad="VDD"/>
<contactref element="R4" pad="2"/>
<contactref element="R5" pad="2"/>
<contactref element="U10" pad="8"/>
<contactref element="C11" pad="1"/>
<contactref element="C4" pad="1"/>
<contactref element="C3" pad="1"/>
<contactref element="U6" pad="1"/>
<contactref element="U6" pad="4"/>
<contactref element="JP3" pad="12"/>
<contactref element="LINK2" pad="1"/>
<contactref element="LINK1" pad="1"/>
<contactref element="LINK3" pad="1"/>
<contactref element="R10" pad="2"/>
<contactref element="U$4" pad="16"/>
<contactref element="U$4" pad="4"/>
<contactref element="U11" pad="2"/>
<contactref element="C12" pad="1"/>
<contactref element="U4" pad="6"/>
<contactref element="C15" pad="1"/>
<contactref element="U4" pad="7"/>
<contactref element="U1" pad="1"/>
<contactref element="SJ8" pad="2"/>
<contactref element="MDL1" pad="8"/>
<contactref element="SJ1" pad="2"/>
</signal>
<signal name="INT1">
<contactref element="U6" pad="6"/>
</signal>
<signal name="INT2">
<contactref element="U6" pad="5"/>
</signal>
<signal name="N$9">
<contactref element="U6" pad="2"/>
<contactref element="C10" pad="1"/>
</signal>
<signal name="N$13">
<contactref element="IN1" pad="P2"/>
<contactref element="LINK1" pad="2"/>
</signal>
<signal name="N$15">
<contactref element="IN2" pad="P2"/>
<contactref element="LINK2" pad="2"/>
</signal>
<signal name="N$14">
<contactref element="R10" pad="1"/>
<contactref element="R11" pad="2"/>
<contactref element="C13" pad="1"/>
<contactref element="R9" pad="1"/>
<contactref element="U$2" pad="TIP"/>
</signal>
<signal name="N$19">
<contactref element="IN3" pad="P2"/>
<contactref element="LINK3" pad="2"/>
</signal>
<signal name="CSO">
<contactref element="SJ2" pad="1"/>
<contactref element="MDL1" pad="17"/>
</signal>
<signal name="MOSI">
<contactref element="JP5" pad="7"/>
<contactref element="MDL1" pad="21"/>
</signal>
<signal name="MISO">
<contactref element="JP5" pad="6"/>
<contactref element="MDL1" pad="18"/>
</signal>
<signal name="SCLK">
<contactref element="JP5" pad="5"/>
<contactref element="MDL1" pad="22"/>
</signal>
<signal name="D16">
<contactref element="JP3" pad="2"/>
<contactref element="SJ4" pad="1"/>
<contactref element="MDL1" pad="4"/>
</signal>
<signal name="D5_SCL">
<contactref element="JP5" pad="4"/>
<contactref element="U6" pad="8"/>
<contactref element="U5" pad="SCK"/>
<contactref element="R5" pad="1"/>
<contactref element="U10" pad="2"/>
<contactref element="U1" pad="4"/>
<contactref element="MDL1" pad="14"/>
</signal>
<signal name="D0">
<contactref element="JP5" pad="1"/>
<contactref element="FLASH" pad="1"/>
<contactref element="MDL1" pad="12"/>
</signal>
<signal name="CH_PD">
<contactref element="SJ8" pad="1"/>
<contactref element="MDL1" pad="3"/>
</signal>
<signal name="D15">
<contactref element="JP3" pad="3"/>
<contactref element="MDL1" pad="10"/>
<contactref element="SJ5" pad="1"/>
</signal>
<signal name="D9">
<contactref element="JP3" pad="8"/>
<contactref element="MDL1" pad="19"/>
</signal>
<signal name="D10">
<contactref element="JP3" pad="7"/>
<contactref element="MDL1" pad="20"/>
</signal>
<signal name="ADC">
<contactref element="JP3" pad="1"/>
<contactref element="IN1" pad="P1"/>
<contactref element="R9" pad="2"/>
<contactref element="U$2" pad="EARTH"/>
<contactref element="MDL1" pad="2"/>
</signal>
<signal name="D1_TX">
<contactref element="JP3" pad="10"/>
<contactref element="CN4" pad="5"/>
<contactref element="U$4" pad="3"/>
<contactref element="U4" pad="25"/>
<contactref element="MDL1" pad="16"/>
</signal>
<signal name="D2">
<contactref element="JP3" pad="9"/>
<contactref element="SJ3" pad="1"/>
<contactref element="SJ9" pad="1"/>
<contactref element="MDL1" pad="11"/>
<contactref element="SJ1" pad="1"/>
</signal>
<signal name="D14">
<contactref element="JP3" pad="4"/>
<contactref element="MDL1" pad="5"/>
</signal>
<signal name="D-">
<contactref element="U$4" pad="6"/>
<contactref element="CN1" pad="D-"/>
<contactref element="U4" pad="5"/>
</signal>
<signal name="D+">
<contactref element="U$4" pad="5"/>
<contactref element="CN1" pad="D+"/>
<contactref element="U4" pad="4"/>
</signal>
<signal name="N$1">
<contactref element="U$4" pad="7"/>
<contactref element="C7" pad="1"/>
<contactref element="Q2" pad="1"/>
</signal>
<signal name="N$2">
<contactref element="U$4" pad="8"/>
<contactref element="C8" pad="1"/>
<contactref element="Q2" pad="2"/>
</signal>
<signal name="D13">
<contactref element="JP3" pad="5"/>
<contactref element="IN2" pad="P1"/>
<contactref element="MDL1" pad="7"/>
</signal>
<signal name="D12">
<contactref element="JP3" pad="6"/>
<contactref element="IN3" pad="P1"/>
<contactref element="MDL1" pad="6"/>
</signal>
<signal name="D4_SDA">
<contactref element="JP5" pad="3"/>
<contactref element="U6" pad="7"/>
<contactref element="U5" pad="DATA"/>
<contactref element="R4" pad="1"/>
<contactref element="U10" pad="1"/>
<contactref element="U1" pad="6"/>
<contactref element="MDL1" pad="13"/>
</signal>
<signal name="D3_RX">
<contactref element="JP3" pad="11"/>
<contactref element="CN4" pad="4"/>
<contactref element="U$4" pad="2"/>
<contactref element="U4" pad="26"/>
<contactref element="MDL1" pad="15"/>
</signal>
<signal name="CS">
<contactref element="SJ2" pad="2"/>
<contactref element="SJ4" pad="2"/>
<contactref element="SJ3" pad="2"/>
<contactref element="JP5" pad="8"/>
</signal>
<signal name="CP_SUSP1">
<contactref element="U4" pad="12"/>
</signal>
<signal name="CP_SUSP2">
<contactref element="U4" pad="11"/>
</signal>
<signal name="CP_RI">
<contactref element="U4" pad="2"/>
</signal>
<signal name="CP_DCD">
<contactref element="U4" pad="1"/>
</signal>
<signal name="CP_DTR">
<contactref element="U4" pad="28"/>
</signal>
<signal name="CP_DSR">
<contactref element="U4" pad="27"/>
</signal>
<signal name="CP_RTS">
<contactref element="U4" pad="24"/>
</signal>
<signal name="CP_CTS">
<contactref element="U4" pad="23"/>
</signal>
<signal name="CP_RST">
<contactref element="U4" pad="9"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
