<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.6.2">
<drawing>
<board>
<plain>
<text>VBAT</text>
<text>En</text>
<text>5vo</text>
<text>Gd</text>
<text>3V</text>
<text>Adafruit
AP6302A</text>
<text>MPXV7007GC6U</text>
<text>MPXV7007GC6U</text>
<text>1</text>
<text>1</text>
<text>Gnd</text>
<text>P2</text>
<text>P1</text>
<text>5Vo</text>
<text>Gnd</text>
<text>P2</text>
<text>P1</text>
<text>5Vo</text>
<text>Lipo</text>
<text>Lung Model
Sensor Board</text>
<text>github.com/jmpattillo</text>
<text>ver. 0.2 6/23</text>
<text>Switch
Würth
450302014072</text>
</plain>
<libraries>
<library name="capacitor-wima">
<description>&lt;b&gt;WIMA Capacitors&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="C2.5-2">
<description>&lt;B&gt;MKS2&lt;/B&gt;, 5 x 2.5 mm, grid 2.54 mm</description>
</package>
</packages>
</library>
<library name="adafruit">
<packages>
<package name="1X04-CLEANBIG">
</package>
<package name="FEATHERWING">
</package>
</packages>
</library>
<library name="SparkFun-Connectors">
<description>&lt;h3&gt;SparkFun Connectors&lt;/h3&gt;
This library contains electrically-functional connectors. 
&lt;br&gt;
&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is &lt;b&gt; the end user's responsibility&lt;/b&gt; to ensure correctness and suitablity for a given componet or application. 
&lt;br&gt;
&lt;br&gt;If you enjoy using this library, please buy one of our products at &lt;a href=" www.sparkfun.com"&gt;SparkFun.com&lt;/a&gt;.
&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="JST-2-PTH-NS">
<description>&lt;h3&gt;JST 2 Pin Right Angle Plated Through  Hole- No Silk&lt;/h3&gt;
tDocu indicate polarity for connections that match SparkFun LiPo battery terminations. 
&lt;br&gt; No silk outline of connector. 
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count: 2&lt;/li&gt;
&lt;li&gt;Pin pitch:2mm&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;&lt;a href=”https://www.sparkfun.com/datasheets/Prototyping/Connectors/JST%282%29-01548.pdf”&gt;Datasheet referenced for footprint&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;CONN_02&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="pressure_sensor">
<packages>
<package name="WURTH_SWITCH">
</package>
<package name="MPXV7007GCGU">
</package>
<package name="AP3602A">
</package>
</packages>
</library>
<library name="SparkFun-Resistors">
<description>&lt;h3&gt;SparkFun Resistors&lt;/h3&gt;
This library contains resistors. Reference designator:R. 
&lt;br&gt;
&lt;br&gt;
We've spent an enormous amount of time creating and checking these footprints and parts, but it is &lt;b&gt; the end user's responsibility&lt;/b&gt; to ensure correctness and suitablity for a given componet or application. 
&lt;br&gt;
&lt;br&gt;If you enjoy using this library, please buy one of our products at &lt;a href=" www.sparkfun.com"&gt;SparkFun.com&lt;/a&gt;.
&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="AXIAL-0.3">
<description>&lt;h3&gt;AXIAL-0.3&lt;/h3&gt;
&lt;p&gt;Commonly used for 1/4W through-hole resistors. 0.3" pitch between holes.&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="SparkFun-Aesthetics">
<description>&lt;h3&gt;SparkFun Aesthetics&lt;/h3&gt;
This library contiains non-functional items such as logos, build/ordering notes, 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 &lt;b&gt; the end user's responsibility&lt;/b&gt; to ensure correctness and suitablity for a given componet or application. 
&lt;br&gt;
&lt;br&gt;If you enjoy using this library, please buy one of our products at &lt;a href=" www.sparkfun.com"&gt;SparkFun.com&lt;/a&gt;.
&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">
<description>&lt;h3&gt;Creative Commons License Template&lt;/h3&gt;
&lt;p&gt;CC BY-SA 4.0 License with &lt;a href="https://creativecommons.org/licenses/by-sa/4.0/"&gt;link to license&lt;/a&gt; and placeholder for designer name.&lt;/p&gt;
&lt;p&gt;Devices using:
&lt;ul&gt;&lt;li&gt;FRAME_LEDGER&lt;/li&gt;
&lt;li&gt;FRAME_LETTER&lt;/li&gt;&lt;/ul&gt;&lt;/p&gt;</description>
</package>
<package name="OSHW-LOGO-MINI">
<description>&lt;h3&gt;Open-Source Hardware (OSHW) Logo - Mini - Silkscreen&lt;/h3&gt;
&lt;p&gt;Silkscreen logo for open-source hardware designs.&lt;/p&gt;
&lt;p&gt;Devices using:
&lt;ul&gt;&lt;li&gt;OSHW_LOGO&lt;/li&gt;&lt;/ul&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="C1" library="capacitor-wima" package="C2.5-2" value="470pF">
<attribute name="NAME"/>
<attribute name="POPULARITY" value="28"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="capacitor-wima" package="C2.5-2" value="470pF">
<attribute name="NAME"/>
<attribute name="POPULARITY" value="28"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="capacitor-wima" package="C2.5-2" value="1uF">
<attribute name="NAME"/>
<attribute name="POPULARITY" value="28"/>
<attribute name="VALUE"/>
</element>
<element name="C4" library="capacitor-wima" package="C2.5-2" value="10nF">
<attribute name="NAME"/>
<attribute name="POPULARITY" value="28"/>
<attribute name="VALUE"/>
</element>
<element name="C5" library="capacitor-wima" package="C2.5-2" value="1uF">
<attribute name="NAME"/>
<attribute name="POPULARITY" value="28"/>
<attribute name="VALUE"/>
</element>
<element name="C6" library="capacitor-wima" package="C2.5-2" value="10nF">
<attribute name="NAME"/>
<attribute name="POPULARITY" value="28"/>
<attribute name="VALUE"/>
</element>
<element name="J1" library="SparkFun-Connectors" package="JST-2-PTH-NS" value="">
<attribute name="VALUE"/>
</element>
<element name="R1" library="SparkFun-Resistors" package="AXIAL-0.3" value="10k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value=" "/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="SparkFun-Resistors" package="AXIAL-0.3" value="20k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value=" "/>
<attribute name="VALUE"/>
</element>
<element name="R3" library="SparkFun-Resistors" package="AXIAL-0.3" value="10k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value=" "/>
<attribute name="VALUE"/>
</element>
<element name="R4" library="SparkFun-Resistors" package="AXIAL-0.3" value="20k">
<attribute name="NAME"/>
<attribute name="PROD_ID" value=" "/>
<attribute name="VALUE"/>
</element>
<element name="SW1" library="pressure_sensor" package="WURTH_SWITCH" value="WURTH_SPDT_SW"/>
<element name="U$1" library="pressure_sensor" package="MPXV7007GCGU" value="MPXV7007GC6U"/>
<element name="U$2" library="pressure_sensor" package="MPXV7007GCGU" value="MPXV7007GC6U"/>
<element name="MS2" library="adafruit" package="FEATHERWING" value="FEATHERWING"/>
<element name="CN2" library="adafruit" package="1X04-CLEANBIG" value="1X4-CLEANBIG">
<attribute name="VALUE"/>
</element>
<element name="CN3" library="adafruit" package="1X04-CLEANBIG" value="1X4-CLEANBIG">
<attribute name="VALUE"/>
</element>
<element name="U$3" library="pressure_sensor" package="AP3602A" value="ADAFRUIT_AP3602A"/>
<element name="FRAME1" library="SparkFun-Aesthetics" package="CREATIVE_COMMONS" value="FRAME-LETTER"/>
<element name="LOGO1" library="SparkFun-Aesthetics" package="OSHW-LOGO-MINI" value="OSHW-LOGOMINI"/>
</elements>
<signals>
<signal name="GND">
<contactref element="U$1" pad="3"/>
<contactref element="C3" pad="2"/>
<contactref element="C4" pad="2"/>
<contactref element="U$2" pad="3"/>
<contactref element="C5" pad="2"/>
<contactref element="C6" pad="2"/>
<contactref element="R2" pad="P$1"/>
<contactref element="R4" pad="P$1"/>
<contactref element="C1" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="J1" pad="1"/>
<contactref element="CN2" pad="4"/>
<contactref element="CN3" pad="4"/>
<contactref element="U$3" pad="GND"/>
<contactref element="MS2" pad="4"/>
</signal>
<signal name="SENS_PWR">
<contactref element="U$1" pad="2"/>
<contactref element="C3" pad="1"/>
<contactref element="C4" pad="1"/>
<contactref element="U$2" pad="2"/>
<contactref element="C5" pad="1"/>
<contactref element="C6" pad="1"/>
<contactref element="CN2" pad="1"/>
<contactref element="CN3" pad="1"/>
<contactref element="U$3" pad="5V0OUT"/>
</signal>
<signal name="VBAT">
<contactref element="SW1" pad="2"/>
<contactref element="MS2" pad="28"/>
</signal>
<signal name="ADC_1">
<contactref element="R1" pad="P$1"/>
<contactref element="R2" pad="P$2"/>
<contactref element="CN2" pad="2"/>
<contactref element="CN3" pad="2"/>
<contactref element="MS2" pad="8"/>
</signal>
<signal name="ADC_2">
<contactref element="R3" pad="P$1"/>
<contactref element="R4" pad="P$2"/>
<contactref element="CN2" pad="3"/>
<contactref element="CN3" pad="3"/>
<contactref element="MS2" pad="9"/>
</signal>
<signal name="SENS_OUT_1">
<contactref element="U$1" pad="4"/>
<contactref element="C1" pad="1"/>
<contactref element="R1" pad="P$2"/>
</signal>
<signal name="SENS_OUT_2">
<contactref element="U$2" pad="4"/>
<contactref element="C2" pad="1"/>
<contactref element="R3" pad="P$2"/>
</signal>
<signal name="SW_VBAT">
<contactref element="J1" pad="2"/>
<contactref element="SW1" pad="COM"/>
</signal>
<signal name="3V">
<contactref element="U$3" pad="VIN"/>
<contactref element="MS2" pad="2"/>
</signal>
<signal name="SENS_ENB">
<contactref element="U$3" pad="ENABLE"/>
<contactref element="MS2" pad="23"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
