<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.3.0">
<drawing>
<board>
<plain>
<wire x1="0" y1="53.34" x2="0" y2="0" width="0.2032" layer="20"/>
<wire x1="0" y1="0" x2="48.895" y2="0" width="0.2032" layer="20"/>
<wire x1="48.895" y1="0" x2="48.895" y2="2.54" width="0.2032" layer="20"/>
<wire x1="48.895" y1="2.54" x2="50.8" y2="4.445" width="0.2032" layer="20"/>
<wire x1="50.8" y1="4.445" x2="50.8" y2="38.735" width="0.2032" layer="20"/>
<wire x1="50.8" y1="38.735" x2="48.895" y2="40.64" width="0.2032" layer="20"/>
<wire x1="48.895" y1="40.64" x2="48.895" y2="52.07" width="0.2032" layer="20"/>
<wire x1="48.895" y1="52.07" x2="47.625" y2="53.34" width="0.2032" layer="20"/>
<wire x1="47.625" y1="53.34" x2="0" y2="53.34" width="0.2032" layer="20"/>
<text>7 6 5 4 3 2 1 0</text>
<text>0 1 2 3 4 5</text>
<text>3 2 1 0 9 8</text>
<text>ANALOG IN</text>
<text>AREF</text>
<text>GND</text>
<text>1 1 1 1</text>
<text>TX</text>
<text>RX</text>
<text>GND</text>
<text>Vin</text>
<text>VCC</text>
<text>RST</text>
<text>TX</text>
<text>RX</text>
<text>BATT</text>
<text>EXT</text>
<text>RST</text>
<text>05-04-16_01</text>
<text>3V3</text>
<text>GND</text>
<text>+</text>
<text>-</text>
<text>JST-Right Angle</text>
<text>Production: DNP</text>
<text>DNP</text>
<text>DNP</text>
<text>DNP</text>
<text>DNP</text>
<text>Proto: 2x3 male header up</text>
<text>+</text>
<text>-</text>
<text>RST</text>
<text>GND</text>
<text>4-16V</text>
<text>Production: DNP</text>
<text>DNP</text>
<text>DNP</text>
<text>3V3</text>
<text>SDA</text>
<text>SCL</text>
<text>GND</text>
<text>EXT</text>
<text>BATT</text>
<text>D8</text>
<text>D7</text>
<text>NRF24l01+</text>
<text>BTOOTH</text>
<text>+</text>
<text>GND</text>
<text>GND</text>
<text>MISO</text>
<text>MOSI</text>
<text>SCK</text>
<text>RX-D5</text>
<text>TX-D6</text>
<text>VCC</text>
<text>D2 INT</text>
</plain>
<libraries>
<library name="SparkFun">
<packages>
<package name="PTC-1206">
</package>
<package name="1X06-SMD">
</package>
<package name="POWER_JACK_PTH">
</package>
<package name="0805">
</package>
<package name="EIA3216">
</package>
<package name="TACTILE_SWITCH_SMD">
</package>
<package name="1X06">
</package>
<package name="1X08">
</package>
<package name="1X02">
</package>
<package name="SJ_2S-NOTRACE">
</package>
<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="abes">
<packages>
<package name="FIDUCIAL-1X2.5">
</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="2X4">
</package>
<package name="1X06">
<description>JP10</description>
</package>
<package name="MOLEX-1X2">
</package>
<package name="1X03">
</package>
<package name="1X04">
</package>
</packages>
</library>
<library name="led">
<description>&lt;b&gt;LEDs&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;&lt;br&gt;
Extended by Federico Battaglin &lt;author&gt;&amp;lt;federico.rd@fdpinternational.com&amp;gt;&lt;/author&gt; with DUOLED</description>
<packages>
<package name="PLCC2">
<description>&lt;b&gt;LC TOPLED®, Low Current LED,&lt;/b&gt;&lt;p&gt;
LS T679, LY T679, LG T679&lt;br&gt;
Source: http://catalog.osram-os.com .. LG_LS_LY_T679_OBS.pdf</description>
</package>
</packages>
</library>
<library name="transistor-npn">
<description>&lt;b&gt;NPN Transistors&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SOT23-BEC">
<description>TO-236 ITT Intermetall</description>
</package>
</packages>
</library>
<library name="SparkFun-Electromechanical">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find anything that moves- switches, relays, buttons, potentiometers. Also, anything that goes on a board but isn't electrical in nature- screws, standoffs, 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="SWITCH-SPST-SMD-A">
</package>
<package name="STAND-OFF-TIGHT">
<description>&lt;b&gt;Stand Off&lt;/b&gt;&lt;p&gt;
This is the mechanical footprint for a #4 phillips button head screw. Use the keepout ring to avoid running the screw head into surrounding components. SKU : PRT-00447</description>
</package>
</packages>
</library>
<library name="linear-technology">
<description>&lt;b&gt;Linear Technology Devices&lt;/b&gt;&lt;p&gt;
http://www.linear-tech.com&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SOT223">
<description>&lt;b&gt;Small Outline Transistor&lt;/b&gt;</description>
</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; 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="RESONATOR-SMD">
</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">
</package>
</packages>
</library>
<library name="mojaknižnica">
<packages>
<package name="BME280">
</package>
</packages>
</library>
<library name="Microchip-24LCxxx">
<description>&lt;b&gt; Developed By element14 &lt;/b&gt;&lt;p&gt; 

For feedback and Technical support please contact reach from below:
&lt;br&gt; Tech Support e-mail  : &lt;a href="mailto:CAD_Tech@element14.com"&gt;CAD_Tech@element14.com&lt;/a&gt;
&lt;br&gt;Community website: &lt;a href=http://www.element14.com/community/community/knode/cadsoft_eagle/eagle_cad_libraries&gt;
EAGLE CAD Libraries on element14&lt;/a&gt;</description>
<packages>
<package name="SOIC127P600X175-8N">
</package>
</packages>
</library>
<library name="silabs">
<description>Silicon Laboratories&lt;p&gt;
C8051Fxxx family of mixed-signal microcontrollers integrates world-class analog,&lt;br&gt;
a high-speed pipelined 8051 CPU, ISP Flash Memory,&lt;br&gt;
and on-chip JTAG based debug in each device.&lt;br&gt;
The combination of configurable high-performance analog,&lt;br&gt;
100 MIPS 8051 core and in-system field programmability provides the user with complete design flexibility,&lt;br&gt;
improved time-to-market, superior system performance and greater end product differentiation.&lt;p&gt;

Source: http://www.silabs.com&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="QFN-10">
<description>&lt;b&gt;10-Pin QFN&lt;/B&gt;&lt;p&gt;
Source: http://www.silabs.com/Support%20Documents/TechnicalDocs/Si1145-46-47.pdf</description>
</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; 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="HTU21D">
<description>&lt;b&gt;Description:&lt;/b&gt; HTU21D is a very small, low cost, I2C digital humidity and temperature sensor.</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="JP4" library="SparkFun" package="POWER_JACK_PTH" value="POWER_JACKPTH">
<attribute name="VALUE"/>
</element>
<element name="C10" library="SparkFun" package="0805" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C13" library="SparkFun" package="EIA3216" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R11" library="SparkFun" package="0805" value="1K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="F1" library="SparkFun" package="PTC-1206" value="500mA-PTC">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="LED1" library="led" package="PLCC2" value="Green">
<attribute name="NAME"/>
<attribute name="VALUE"/>
<attribute name="COLOR" value="green"/>
</element>
<element name="R2" library="SparkFun" package="0805" value="10K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="S2" library="SparkFun" package="TACTILE_SWITCH_SMD" value="Reset">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="SparkFun" package="0805" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$9" library="SparkFun-Electromechanical" package="STAND-OFF-TIGHT" value="STAND-OFFTIGHT"/>
<element name="U$10" library="SparkFun-Electromechanical" package="STAND-OFF-TIGHT" value="STAND-OFFTIGHT"/>
<element name="J4" library="SparkFun" package="1X06" value="POWER">
<attribute name="VALUE"/>
</element>
<element name="J1" library="SparkFun" package="1X08" value="Digital"/>
<element name="J3" library="SparkFun" package="1X08" value=""/>
<element name="J2" library="SparkFun" package="1X06" value="Analog">
<attribute name="VALUE"/>
</element>
<element name="C1" library="SparkFun" package="0805" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R6" library="SparkFun" package="0805" value="1K">
<attribute name="VALUE"/>
</element>
<element name="D3" library="led" package="PLCC2" value="Green">
<attribute name="VALUE"/>
<attribute name="COLOR" value="green"/>
</element>
<element name="JP1" library="SparkFun-Connectors" package="MOLEX-1X2" value="LiPo">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C19" library="SparkFun" package="EIA3216" value="10uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$3" library="SparkFun-Electromechanical" package="STAND-OFF-TIGHT" value="STAND-OFFTIGHT"/>
<element name="U$1" library="SparkFun-Electromechanical" package="STAND-OFF-TIGHT" value="STAND-OFFTIGHT"/>
<element name="JP6" library="SparkFun" package="1X02" value="External"/>
<element name="R1" library="SparkFun" package="0805" value="1K"/>
<element name="R3" library="SparkFun" package="0805" value="1K"/>
<element name="S1" library="SparkFun-Electromechanical" package="SWITCH-SPST-SMD-A" value="Select"/>
<element name="C2" library="SparkFun" package="0805" value="0.1uF"/>
<element name="SJ1" library="SparkFun" package="SJ_2S-NOTRACE" value=""/>
<element name="JP9" library="SparkFun" package="1X06-SMD" value="Program"/>
<element name="U1" library="SparkFun" package="TQFP32-08" value="ATMEGA328"/>
<element name="JP2" library="abes" package="FIDUCIAL-1X2.5" value="FIDUCIAL1X2.5"/>
<element name="JP5" library="abes" package="FIDUCIAL-1X2.5" value="FIDUCIAL1X2.5"/>
<element name="JP10" library="SparkFun-Connectors" package="2X4" value="M04X2"/>
<element name="C4" library="SparkFun" package="0805" value="1uF"/>
<element name="JP3" library="SparkFun-Connectors" package="1X06" value="Program"/>
<element name="C14" library="SparkFun-Capacitors" package="0805" value="10uF"/>
<element name="JP8" library="SparkFun-Connectors" package="2X4" value="M04X2"/>
<element name="R5" library="SparkFun" package="0805" value="10K"/>
<element name="R7" library="SparkFun" package="0805" value="10K"/>
<element name="SJ2" library="SparkFun" package="SJ_2S-NOTRACE" value=""/>
<element name="SJ3" library="SparkFun" package="SJ_2S-NOTRACE" value=""/>
<element name="Q2" library="transistor-npn" package="SOT23-BEC" value="BC849SMD"/>
<element name="R8" library="SparkFun" package="0805" value="10K"/>
<element name="R10" library="SparkFun" package="0805" value="1K"/>
<element name="IC2" library="linear-technology" package="SOT223" value="">
<attribute name="OC_NEWARK" value="57M2069"/>
<attribute name="MPN" value="LT1129CST-5#PBF"/>
<attribute name="MF" value=""/>
<attribute name="OC_FARNELL" value="1663375"/>
</element>
<element name="Y1" library="SparkFun-FreqCtrl" package="RESONATOR-SMD" value="8MHZ">
<attribute name="PROD_ID" value="XTAL-08895"/>
</element>
<element name="C5" library="SparkFun" package="0805" value="0.1uF"/>
<element name="C6" library="SparkFun" package="0805" value="0.1uF"/>
<element name="C7" library="SparkFun" package="0805" value="0.1uF"/>
<element name="JP12" library="SparkFun-Connectors" package="1X03" value=""/>
<element name="J5" library="SparkFun-Connectors" package="1X04" value="">
<attribute name="PROD_ID" value="CONN-09696"/>
</element>
<element name="U3" library="mojaknižnica" package="BME280" value="BME280"/>
<element name="U4" library="Microchip-24LCxxx" package="SOIC127P600X175-8N" value="24LC512-I/SN">
<attribute name="OC_FARNELL" value="1801220  "/>
<attribute name="PACKAGE" value="SOIC-8 "/>
<attribute name="SUPPLIER" value="MICROCHIP"/>
<attribute name="MPN" value="24LC512-I/SN"/>
<attribute name="OC_NEWARK" value="08R2186"/>
</element>
<element name="C12" library="SparkFun-Capacitors" package="0805" value=""/>
<element name="C15" library="SparkFun-Capacitors" package="0805" value=""/>
<element name="IC1" library="silabs" package="QFN-10" value="SI1145"/>
<element name="SJ4" library="SparkFun" package="SJ_2S-NOTRACE" value=""/>
<element name="R4" library="SparkFun" package="0805" value="10K"/>
<element name="U5" library="SparkFun-Sensors" package="HTU21D" value="HTU21DSMD"/>
<element name="C8" library="SparkFun" package="0805" value="0.1uF"/>
</elements>
<signals>
<signal name="GND">
<contactref element="JP4" pad="GNDBREAK"/>
<contactref element="JP4" pad="GND"/>
<contactref element="C13" pad="C"/>
<contactref element="C10" pad="2"/>
<contactref element="LED1" pad="C"/>
<contactref element="S2" pad="1"/>
<contactref element="S2" pad="2"/>
<contactref element="C3" pad="1"/>
<contactref element="J4" pad="4"/>
<contactref element="J4" pad="5"/>
<contactref element="J3" pad="7"/>
<contactref element="C1" pad="1"/>
<contactref element="JP1" pad="1"/>
<contactref element="C19" pad="C"/>
<contactref element="JP6" pad="1"/>
<contactref element="JP9" pad="5"/>
<contactref element="JP9" pad="6"/>
<contactref element="U1" pad="5"/>
<contactref element="U1" pad="21"/>
<contactref element="U1" pad="3"/>
<contactref element="C4" pad="2"/>
<contactref element="JP3" pad="CTS"/>
<contactref element="JP3" pad="GND"/>
<contactref element="JP8" pad="2"/>
<contactref element="JP8" pad="1"/>
<contactref element="SJ3" pad="1"/>
<contactref element="Q2" pad="E"/>
<contactref element="R8" pad="1"/>
<contactref element="IC2" pad="4"/>
<contactref element="IC2" pad="2"/>
<contactref element="Y1" pad="2"/>
<contactref element="C5" pad="2"/>
<contactref element="C6" pad="2"/>
<contactref element="C7" pad="2"/>
<contactref element="C14" pad="1"/>
<contactref element="U3" pad="1"/>
<contactref element="U4" pad="1"/>
<contactref element="U4" pad="2"/>
<contactref element="U4" pad="3"/>
<contactref element="U4" pad="4"/>
<contactref element="U3" pad="7"/>
<contactref element="U3" pad="5"/>
<contactref element="C15" pad="2"/>
<contactref element="C12" pad="2"/>
<contactref element="IC1" pad="8"/>
<contactref element="U5" pad="GND"/>
<contactref element="U5" pad="7"/>
<contactref element="C8" pad="2"/>
</signal>
<signal name="AREF">
<contactref element="J3" pad="8"/>
<contactref element="C1" pad="2"/>
<contactref element="U1" pad="20"/>
</signal>
<signal name="RESET">
<contactref element="S2" pad="3"/>
<contactref element="R2" pad="1"/>
<contactref element="S2" pad="4"/>
<contactref element="J4" pad="1"/>
<contactref element="C2" pad="2"/>
<contactref element="U1" pad="29"/>
</signal>
<signal name="SCK">
<contactref element="J3" pad="6"/>
<contactref element="R6" pad="1"/>
<contactref element="U1" pad="17"/>
<contactref element="JP10" pad="5"/>
</signal>
<signal name="RAW">
<contactref element="JP4" pad="PWR"/>
<contactref element="S1" pad="3"/>
</signal>
<signal name="MISO">
<contactref element="J3" pad="5"/>
<contactref element="U1" pad="16"/>
<contactref element="JP10" pad="7"/>
</signal>
<signal name="MOSI">
<contactref element="J3" pad="4"/>
<contactref element="U1" pad="15"/>
<contactref element="JP10" pad="6"/>
</signal>
<signal name="N$7">
<contactref element="R6" pad="2"/>
<contactref element="D3" pad="A"/>
</signal>
<signal name="N$25">
<contactref element="F1" pad="1"/>
<contactref element="S1" pad="2"/>
</signal>
<signal name="VCC">
<contactref element="J4" pad="2"/>
<contactref element="R2" pad="2"/>
<contactref element="C10" pad="1"/>
<contactref element="C13" pad="A"/>
<contactref element="C3" pad="2"/>
<contactref element="JP9" pad="4"/>
<contactref element="J4" pad="3"/>
<contactref element="U1" pad="6"/>
<contactref element="U1" pad="4"/>
<contactref element="U1" pad="18"/>
<contactref element="C4" pad="1"/>
<contactref element="JP3" pad="VCC"/>
<contactref element="C14" pad="2"/>
<contactref element="JP8" pad="7"/>
<contactref element="JP8" pad="8"/>
<contactref element="R5" pad="2"/>
<contactref element="R7" pad="2"/>
<contactref element="JP10" pad="2"/>
<contactref element="R11" pad="2"/>
<contactref element="IC2" pad="3"/>
<contactref element="C5" pad="1"/>
<contactref element="C6" pad="1"/>
<contactref element="C7" pad="1"/>
<contactref element="J5" pad="4"/>
<contactref element="U3" pad="8"/>
<contactref element="U4" pad="8"/>
<contactref element="U3" pad="2"/>
<contactref element="U3" pad="6"/>
<contactref element="C12" pad="1"/>
<contactref element="C15" pad="1"/>
<contactref element="IC1" pad="3"/>
<contactref element="IC1" pad="9"/>
<contactref element="IC1" pad="7"/>
<contactref element="IC1" pad="6"/>
<contactref element="R4" pad="2"/>
<contactref element="U5" pad="VDD"/>
<contactref element="C8" pad="1"/>
</signal>
<signal name="VIN">
<contactref element="F1" pad="2"/>
<contactref element="C19" pad="A"/>
<contactref element="J4" pad="6"/>
<contactref element="IC2" pad="1"/>
</signal>
<signal name="LIPO">
<contactref element="JP1" pad="2"/>
<contactref element="S1" pad="1"/>
<contactref element="JP6" pad="2"/>
</signal>
<signal name="RX-I">
<contactref element="R3" pad="2"/>
<contactref element="JP9" pad="3"/>
<contactref element="U1" pad="30"/>
<contactref element="JP3" pad="TXO"/>
</signal>
<signal name="TX-O">
<contactref element="R1" pad="2"/>
<contactref element="JP9" pad="2"/>
<contactref element="U1" pad="31"/>
<contactref element="JP3" pad="RXI"/>
</signal>
<signal name="TX-OP">
<contactref element="R3" pad="1"/>
<contactref element="J1" pad="1"/>
</signal>
<signal name="RX-IP">
<contactref element="R1" pad="1"/>
<contactref element="J1" pad="2"/>
</signal>
<signal name="D10">
<contactref element="J3" pad="3"/>
<contactref element="U1" pad="14"/>
</signal>
<signal name="D9">
<contactref element="J3" pad="2"/>
<contactref element="U1" pad="13"/>
</signal>
<signal name="D8">
<contactref element="J3" pad="1"/>
<contactref element="U1" pad="12"/>
<contactref element="JP10" pad="4"/>
</signal>
<signal name="A5">
<contactref element="J2" pad="6"/>
<contactref element="U1" pad="28"/>
<contactref element="R5" pad="1"/>
<contactref element="U4" pad="6"/>
<contactref element="U3" pad="4"/>
<contactref element="JP8" pad="6"/>
<contactref element="JP8" pad="5"/>
<contactref element="IC1" pad="2"/>
<contactref element="U5" pad="SCK"/>
</signal>
<signal name="A4">
<contactref element="J2" pad="5"/>
<contactref element="U1" pad="27"/>
<contactref element="R7" pad="1"/>
<contactref element="U4" pad="5"/>
<contactref element="U3" pad="3"/>
<contactref element="JP8" pad="4"/>
<contactref element="JP8" pad="3"/>
<contactref element="IC1" pad="1"/>
<contactref element="U5" pad="DATA"/>
</signal>
<signal name="A3">
<contactref element="J2" pad="4"/>
<contactref element="U1" pad="26"/>
</signal>
<signal name="A2">
<contactref element="J2" pad="3"/>
<contactref element="U1" pad="25"/>
</signal>
<signal name="A1">
<contactref element="J2" pad="2"/>
<contactref element="U1" pad="24"/>
</signal>
<signal name="A0">
<contactref element="J2" pad="1"/>
<contactref element="U1" pad="23"/>
</signal>
<signal name="D7">
<contactref element="J1" pad="8"/>
<contactref element="U1" pad="11"/>
<contactref element="JP10" pad="3"/>
</signal>
<signal name="D6">
<contactref element="J1" pad="7"/>
<contactref element="U1" pad="10"/>
<contactref element="J5" pad="2"/>
</signal>
<signal name="D5">
<contactref element="J1" pad="6"/>
<contactref element="U1" pad="9"/>
<contactref element="J5" pad="1"/>
</signal>
<signal name="D4">
<contactref element="J1" pad="5"/>
<contactref element="U1" pad="2"/>
</signal>
<signal name="D3">
<contactref element="J1" pad="4"/>
<contactref element="U1" pad="1"/>
<contactref element="R10" pad="2"/>
</signal>
<signal name="D2">
<contactref element="J1" pad="3"/>
<contactref element="U1" pad="32"/>
<contactref element="SJ4" pad="2"/>
</signal>
<signal name="N$1">
<contactref element="C2" pad="1"/>
<contactref element="SJ1" pad="2"/>
</signal>
<signal name="DTR">
<contactref element="JP9" pad="1"/>
<contactref element="SJ1" pad="1"/>
<contactref element="JP3" pad="DTR"/>
</signal>
<signal name="N$2">
</signal>
<signal name="N$6">
<contactref element="LED1" pad="A"/>
<contactref element="SJ2" pad="1"/>
</signal>
<signal name="N$8">
<contactref element="SJ2" pad="2"/>
<contactref element="R11" pad="1"/>
</signal>
<signal name="N$9">
<contactref element="SJ3" pad="2"/>
<contactref element="D3" pad="C"/>
</signal>
<signal name="N$14">
<contactref element="Q2" pad="B"/>
<contactref element="R10" pad="1"/>
<contactref element="R8" pad="2"/>
</signal>
<signal name="N$3">
<contactref element="U1" pad="7"/>
<contactref element="Y1" pad="1"/>
</signal>
<signal name="N$4">
<contactref element="U1" pad="8"/>
<contactref element="Y1" pad="3"/>
</signal>
<signal name="N$5">
</signal>
<signal name="N$16">
</signal>
<signal name="N$19">
</signal>
<signal name="N$20">
</signal>
<signal name="N$22">
</signal>
<signal name="N$23">
</signal>
<signal name="MOSFET">
<contactref element="JP10" pad="1"/>
<contactref element="J5" pad="3"/>
<contactref element="Q2" pad="C"/>
</signal>
<signal name="N$10">
<contactref element="IC1" pad="4"/>
<contactref element="SJ4" pad="1"/>
<contactref element="R4" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
