<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.0.0">
<drawing>
<board>
<plain>
<wire x1="0.5" y1="0.5" x2="0.5" y2="113.5" width="0.1524" layer="20"/>
<wire x1="0.5" y1="113.5" x2="53.5" y2="113.5" width="0.1524" layer="20"/>
<wire x1="53.5" y1="113.5" x2="53.5" y2="0.5" width="0.1524" layer="20"/>
<wire x1="53.5" y1="0.5" x2="0.5" y2="0.5" width="0.1524" layer="20"/>
<hole x="3" y="111" drill="3.2"/>
<hole x="51" y="111" drill="3.2"/>
<hole x="3.5" y="3" drill="3.2"/>
<hole x="51" y="3" drill="3.2"/>
<text>H</text>
<text>D</text>
<text>v2.3.2</text>
<text>CS</text>
<text>DI</text>
<text>DO</text>
<text>3v</text>
<text>5v</text>
<text>CLK</text>
<text>CD</text>
<text>GND</text>
<hole x="3.54" y="84.86" drill="2.2"/>
<hole x="3.54" y="64.54" drill="2.2"/>
<hole x="23.86" y="84.86" drill="2.2"/>
<hole x="23.86" y="64.54" drill="2.2"/>
<text>+</text>
<text>+</text>
<text>-</text>
<text>-</text>
</plain>
<libraries>
<library name="adafruit">
<packages>
<package name="C025-024X044">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
grid 2.5 mm, outline 2.4 x 4.4 mm</description>
</package>
<package name="1X2-3.5MM">
</package>
</packages>
</library>
<library name="Seeed-Connector -2016">
<packages>
<package name="HW4-2.0">
</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="DB9">
<description>&lt;h3&gt;9 Pin Serial Connector - Female PCB Mount Right Angle&lt;/h3&gt;
0.318" style. 
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:11&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;&lt;a href=”https://www.sparkfun.com/datasheets/Prototyping/Connectors/DB9-PCB.pdf”&gt;Datasheet referenced for footprint&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;DB9&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="maxim">
<description>&lt;b&gt;Maxim Components&lt;/b&gt;&lt;p&gt;

&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="DIL16">
<description>&lt;b&gt;Dual In Line Package&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="linear">
<description>&lt;b&gt;Linear Devices&lt;/b&gt;&lt;p&gt;
Operational amplifiers,  comparators, voltage regulators, ADCs, DACs, etc.&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="TO220V">
<description>&lt;b&gt;TO 200 vertical&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="Particle-Devices">
<description>&lt;h3&gt;Reference foot prints for Particle devices&lt;/h3&gt;
In this library you'll find foot prints to make circuit boards using the Particle devices: Spark Core, Photon and Electron.&lt;br&gt;&lt;br&gt;
There are for reference and you may need to adjust them for your application. See https://docs.particle.io for more details on the recommended layouts for Particle devices.
&lt;br&gt;&lt;br&gt;
&lt;b&gt;Licensing:&lt;/b&gt; Designed by Particle. Distributed under a Creative Commons Attribution, Share-Alike license. Development kits based on this library should be distributed under a similar license. Commercial products using this library as a reference design need not comply with this license; further questions can be sent to hello@particle.io. Check license.txt for more information.</description>
<packages>
<package name="ELECTRON_STACKABLE">
</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="POWER_JACK_SLOT">
<description>&lt;h3&gt;DC Barrel Power Jack/Connector PTH Slot Pads&lt;/h3&gt;
Extended soldering pads. 
5.5mm jack, 2.1mm center pole diameter
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count: 3&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;&lt;a href=”https://www.sparkfun.com/datasheets/Prototyping/Barrel-Connector-PJ-202A.pdf”&gt;Datasheet referenced for footprint&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;POWER_JACK&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="Seeed-Connector">
<packages>
<package name="HW4-2.0">
</package>
</packages>
</library>
<library name="con-molex-picoblade">
<description>&lt;b&gt;MOLEX PicoBlade Series Connectors&lt;/b&gt; - v1.01 (09/07/2010)&lt;p&gt;
1.25MM (0.05") Wire-To-Board Connectors&lt;p&gt;
&lt;p&gt;THIS LIBRARY IS PROVIDED AS IS AND WITHOUT WARRANTY OF ANY KIND, EXPRESSED OR IMPLIED.&lt;br&gt;
USE AT YOUR OWN RISK!&lt;p&gt;
&lt;author&gt;Copyright (C) 2010, Bob Starr&lt;br&gt; http://www.bobstarr.net&lt;br&gt;&lt;/author&gt;</description>
<packages>
<package name="53047-0810">
<description>&lt;b&gt;HEADER&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="SparkFun-Switches">
<description>&lt;h3&gt;SparkFun Switches, Buttons, Encoders&lt;/h3&gt;
In this library you'll find switches, buttons, joysticks, and anything that moves to create or disrupt an electrical connection.
&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="SWITCH_DPDT_PTH_GPI-152-3013">
<description>&lt;h3&gt;CW Industries  GPI-152-3013  DPDT Switch - PTH&lt;/h3&gt;
&lt;p&gt;Double-pole, double-throw switches.&lt;/p&gt;
&lt;p&gt;&lt;a href="http://switches-connectors-custom.cwind.com/Asset/GPI-152-Dimension-DRAWING.pdf"&gt;Dimensional Drawing&lt;/a&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="heatsink">
<description>&lt;b&gt;Heatsinks&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="PF752">
<description>&lt;b&gt;HEATSINK&lt;/b&gt;&lt;p&gt;
manufacturer Thermalloy/distributor Farnell</description>
</package>
</packages>
</library>
<library name="adafruit">
<packages>
<package name="1X08-BIG">
</package>
</packages>
</library>
<library name="Seeed-Resistor">
<packages>
<package name="PR-D2.3XL6.5MM">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
type 0207, grid 10 mm</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="&gt;C1" library="adafruit" package="C025-024X044" value="0.1µF"/>
<element name="&gt;C2" library="adafruit" package="C025-024X044" value="0.1µF"/>
<element name="&gt;C3" library="adafruit" package="C025-024X044" value="0.1µF"/>
<element name="&gt;C4" library="adafruit" package="C025-024X044" value="0.1µF"/>
<element name="&gt;C5" library="adafruit" package="C025-024X044" value="0.1µF"/>
<element name="&gt;C6" library="adafruit" package="C025-024X044" value="0.33µF"/>
<element name="COZIR" library="Seeed-Connector -2016" package="HW4-2.0" value="4P-2.0"/>
<element name="DYLOS" library="SparkFun-Connectors" package="DB9" value="">
<attribute name="PROD_ID" value="CONN-08194"/>
</element>
<element name="IC1" library="maxim" package="DIL16" value="MAX3232CPE">
<attribute name="MF" value="MAXIM"/>
<attribute name="MPN" value="MAX3232CPE+"/>
<attribute name="OC_FARNELL" value="9724494"/>
<attribute name="OC_NEWARK" value="68K4626"/>
</element>
<element name="IC2" library="linear" package="TO220V" value="7809">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="DYLOS-DC" library="adafruit" package="1X2-3.5MM" value="1X2-3.5MM">
<attribute name="NAME"/>
</element>
<element name="SM50" library="Seeed-Connector -2016" package="HW4-2.0" value="4P-2.0"/>
<element name="ELECTRON" library="Particle-Devices" package="ELECTRON_STACKABLE" value=""/>
<element name="12VDC" library="SparkFun-Connectors" package="POWER_JACK_SLOT" value="">
<attribute name="PROD_ID" value="PRT-00119"/>
</element>
<element name="I2C" library="Seeed-Connector" package="HW4-2.0" value="I2C"/>
<element name="I2C1" library="Seeed-Connector" package="HW4-2.0" value="I2C"/>
<element name="IC3" library="linear" package="TO220V" value="7805">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="&gt;C7" library="adafruit" package="C025-024X044" value="0.1µF"/>
<element name="&gt;C8" library="adafruit" package="C025-024X044" value="0.33µF"/>
<element name="HONEYWELL" library="con-molex-picoblade" package="53047-0810" value="53047-0810"/>
<element name="S2" library="SparkFun-Switches" package="SWITCH_DPDT_PTH_GPI-152-3013" value="">
<attribute name="PROD_ID" value="SWCH-10554"/>
</element>
<element name="I2C2" library="Seeed-Connector" package="HW4-2.0" value="I2C"/>
<element name="FAN-DC" library="adafruit" package="1X2-3.5MM" value="1X2-3.5MM">
<attribute name="NAME"/>
</element>
<element name="KK1" library="heatsink" package="PF752" value=""/>
<element name="KK2" library="heatsink" package="PF752" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="JP3" library="adafruit" package="1X08-BIG" value="">
<attribute name="VALUE"/>
</element>
<element name="&gt;C9" library="adafruit" package="C025-024X044" value="0.1µF"/>
<element name="R1" library="Seeed-Resistor" package="PR-D2.3XL6.5MM" value="4.7K">
<attribute name="MPN" value="FHCFR-1/4W-472J"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="Seeed-Resistor" package="PR-D2.3XL6.5MM" value="4.7K">
<attribute name="MPN" value="FHCFR-1/4W-472J"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="GND">
<contactref element="ELECTRON" pad="#33"/>
<contactref element="ELECTRON" pad="33"/>
<contactref element="ELECTRON" pad="@33"/>
<contactref element="IC1" pad="15"/>
<contactref element="ELECTRON" pad="#2"/>
<contactref element="ELECTRON" pad="2"/>
<contactref element="ELECTRON" pad="@2"/>
<contactref element="SM50" pad="4"/>
<contactref element="COZIR" pad="4"/>
<contactref element="&gt;C3" pad="2"/>
<contactref element="&gt;C4" pad="1"/>
<contactref element="IC2" pad="2"/>
<contactref element="&gt;C6" pad="2"/>
<contactref element="&gt;C5" pad="2"/>
<contactref element="DYLOS" pad="5"/>
<contactref element="12VDC" pad="GND@2"/>
<contactref element="12VDC" pad="GND@1"/>
<contactref element="I2C" pad="4"/>
<contactref element="I2C1" pad="4"/>
<contactref element="IC3" pad="2"/>
<contactref element="&gt;C8" pad="2"/>
<contactref element="&gt;C7" pad="2"/>
<contactref element="I2C2" pad="4"/>
<contactref element="FAN-DC" pad="2"/>
<contactref element="JP3" pad="3"/>
<contactref element="DYLOS-DC" pad="2"/>
<contactref element="&gt;C9" pad="2"/>
<contactref element="HONEYWELL" pad="1"/>
</signal>
<signal name="VCC_RAW">
<contactref element="IC1" pad="16"/>
<contactref element="COZIR" pad="3"/>
<contactref element="I2C" pad="3"/>
<contactref element="I2C1" pad="3"/>
<contactref element="I2C2" pad="3"/>
<contactref element="JP3" pad="2"/>
<contactref element="&gt;C9" pad="1"/>
<contactref element="ELECTRON" pad="#36"/>
<contactref element="ELECTRON" pad="36"/>
<contactref element="ELECTRON" pad="@36"/>
<contactref element="R2" pad="2"/>
<contactref element="R1" pad="2"/>
</signal>
<signal name="MICRO-CS-SS">
<contactref element="JP3" pad="7"/>
<contactref element="ELECTRON" pad="@30"/>
<contactref element="ELECTRON" pad="#30"/>
<contactref element="ELECTRON" pad="30"/>
</signal>
<signal name="MICRO-DI-MOSI">
<contactref element="ELECTRON" pad="#27"/>
<contactref element="ELECTRON" pad="27"/>
<contactref element="ELECTRON" pad="@27"/>
<contactref element="JP3" pad="6"/>
</signal>
<signal name="MICRO-DO-MISO">
<contactref element="ELECTRON" pad="#28"/>
<contactref element="ELECTRON" pad="28"/>
<contactref element="ELECTRON" pad="@28"/>
<contactref element="JP3" pad="5"/>
</signal>
<signal name="MICRO-CLK-SCK">
<contactref element="ELECTRON" pad="29"/>
<contactref element="ELECTRON" pad="@29"/>
<contactref element="ELECTRON" pad="#29"/>
<contactref element="JP3" pad="4"/>
</signal>
<signal name="+12V">
<contactref element="ELECTRON" pad="#1"/>
<contactref element="ELECTRON" pad="1"/>
<contactref element="ELECTRON" pad="@1"/>
<contactref element="SM50" pad="3"/>
<contactref element="IC2" pad="1"/>
<contactref element="&gt;C6" pad="1"/>
<contactref element="12VDC" pad="PWR"/>
<contactref element="IC3" pad="1"/>
<contactref element="&gt;C8" pad="1"/>
</signal>
<signal name="SM50-TTL-TX">
<contactref element="ELECTRON" pad="#20"/>
<contactref element="ELECTRON" pad="20"/>
<contactref element="ELECTRON" pad="@20"/>
<contactref element="IC1" pad="10"/>
</signal>
<signal name="SM50-TTL-RX">
<contactref element="ELECTRON" pad="#19"/>
<contactref element="ELECTRON" pad="19"/>
<contactref element="ELECTRON" pad="@19"/>
<contactref element="IC1" pad="9"/>
</signal>
<signal name="DYLOS-TTL-TX">
<contactref element="IC1" pad="11"/>
<contactref element="S2" pad="10"/>
</signal>
<signal name="DYLOS-TTL-RX">
<contactref element="IC1" pad="12"/>
<contactref element="S2" pad="11"/>
</signal>
<signal name="SM50-TX">
<contactref element="IC1" pad="7"/>
<contactref element="SM50" pad="2"/>
</signal>
<signal name="SM50-RX">
<contactref element="IC1" pad="8"/>
<contactref element="SM50" pad="1"/>
</signal>
<signal name="COZIR-RX">
<contactref element="COZIR" pad="2"/>
<contactref element="ELECTRON" pad="#22"/>
<contactref element="ELECTRON" pad="22"/>
<contactref element="ELECTRON" pad="@22"/>
</signal>
<signal name="COZIR-TX">
<contactref element="COZIR" pad="1"/>
<contactref element="ELECTRON" pad="#21"/>
<contactref element="ELECTRON" pad="21"/>
<contactref element="ELECTRON" pad="@21"/>
</signal>
<signal name="DYLOS-RX">
<contactref element="DYLOS" pad="2"/>
<contactref element="IC1" pad="13"/>
</signal>
<signal name="DYLOS-TX">
<contactref element="DYLOS" pad="3"/>
<contactref element="IC1" pad="14"/>
</signal>
<signal name="N$1">
<contactref element="IC1" pad="2"/>
<contactref element="&gt;C3" pad="1"/>
</signal>
<signal name="N$2">
<contactref element="IC1" pad="6"/>
<contactref element="&gt;C4" pad="2"/>
</signal>
<signal name="N$5">
<contactref element="IC1" pad="1"/>
<contactref element="&gt;C1" pad="1"/>
</signal>
<signal name="N$6">
<contactref element="IC1" pad="3"/>
<contactref element="&gt;C1" pad="2"/>
</signal>
<signal name="N$7">
<contactref element="IC1" pad="4"/>
<contactref element="&gt;C2" pad="1"/>
</signal>
<signal name="N$8">
<contactref element="IC1" pad="5"/>
<contactref element="&gt;C2" pad="2"/>
</signal>
<signal name="I2C_SCL">
<contactref element="I2C" pad="1"/>
<contactref element="I2C1" pad="1"/>
<contactref element="I2C2" pad="1"/>
<contactref element="ELECTRON" pad="#24"/>
<contactref element="ELECTRON" pad="24"/>
<contactref element="ELECTRON" pad="@24"/>
<contactref element="R1" pad="1"/>
</signal>
<signal name="I2C_SDA">
<contactref element="I2C" pad="2"/>
<contactref element="I2C1" pad="2"/>
<contactref element="I2C2" pad="2"/>
<contactref element="ELECTRON" pad="23"/>
<contactref element="ELECTRON" pad="@23"/>
<contactref element="ELECTRON" pad="#23"/>
<contactref element="R2" pad="1"/>
</signal>
<signal name="+5V">
<contactref element="IC3" pad="3"/>
<contactref element="&gt;C7" pad="1"/>
<contactref element="FAN-DC" pad="1"/>
<contactref element="HONEYWELL" pad="7"/>
</signal>
<signal name="HW-RX">
<contactref element="S2" pad="21"/>
<contactref element="HONEYWELL" pad="3"/>
</signal>
<signal name="HW-TX">
<contactref element="S2" pad="20"/>
<contactref element="HONEYWELL" pad="2"/>
</signal>
<signal name="PARTICLE-TX">
<contactref element="ELECTRON" pad="#3" route="any" routetag="G$1.TX"/>
<contactref element="ELECTRON" pad="3" route="any" routetag="G$1.TX"/>
<contactref element="ELECTRON" pad="@3" route="any" routetag="G$1.TX"/>
<contactref element="S2" pad="C@1"/>
</signal>
<signal name="PARTICLE-RX">
<contactref element="ELECTRON" pad="#4"/>
<contactref element="ELECTRON" pad="4"/>
<contactref element="ELECTRON" pad="@4"/>
<contactref element="S2" pad="C@2"/>
</signal>
<signal name="VBAT">
<contactref element="ELECTRON" pad="#34"/>
<contactref element="ELECTRON" pad="34"/>
<contactref element="ELECTRON" pad="@34"/>
</signal>
<signal name="+9V">
<contactref element="DYLOS-DC" pad="1"/>
<contactref element="IC2" pad="3"/>
<contactref element="&gt;C5" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
