<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.6.2">
<drawing>
<board>
<plain>
<wire x1="0" y1="0" x2="80" y2="0" width="0" layer="20"/>
<wire x1="80" y1="0" x2="80" y2="36" width="0" layer="20"/>
<wire x1="80" y1="36" x2="0" y2="36" width="0" layer="20"/>
<wire x1="0" y1="36" x2="0" y2="0" width="0" layer="20"/>
<text>METRO MINI</text>
<text>DS3231</text>
<text>5V</text>
<text>A4</text>
<text>A5</text>
<text>SCL</text>
<text>SDA</text>
<text>SQW</text>
<text>GND</text>
<text>GND</text>
<text>12</text>
<text>11</text>
<text>10</text>
<text>9</text>
<text>8</text>
<text>7</text>
<text>6</text>
<text>5</text>
<text>4</text>
<text>3</text>
<text>2</text>
<text>Vin</text>
<text>13</text>
<text>1</text>
<text>0</text>
<text>3V</text>
<text>RST</text>
<text>USB</text>
<text>Vin</text>
<text>Aref</text>
<text>A0</text>
<text>A1</text>
<text>A2</text>
<text>A3</text>
<text>!RST</text>
<text>32K</text>
<text>BAT</text>
<text>16</text>
<text>1</text>
<text>16x2 DISPLAY, ARDUINO &amp; RTC BOARD
REV. 0</text>
<text></text>
<text> </text>
<text> </text>
<text> </text>
<text> </text>
<text>SW1</text>
<text>SW2</text>
<text>16x2 OLED/VFD DISPLAY</text>
<text>2112</text>
</plain>
<libraries>
<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="1X14">
<description>&lt;h3&gt;Plated Through Hole -14 Pin&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:14&lt;/li&gt;
&lt;li&gt;Pin pitch:0.1"&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;CONN_14&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
<package name="1X08">
<description>&lt;h3&gt;Plated Through Hole -8 Pin&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:8&lt;/li&gt;
&lt;li&gt;Pin pitch:0.1"&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;CONN_08&lt;/li&gt;
&lt;/ul&gt;&lt;/p&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="TACTILE_SWITCH_PTH_RIGHT_ANGLE">
<description>&lt;h3&gt;Momentary Switch (Pushbutton) - SPST - PTH, Right-angle&lt;/h3&gt;
&lt;p&gt;Normally-open (NO) SPST momentary switches (buttons, pushbuttons).&lt;/p&gt;
&lt;p&gt;&lt;a href="http://cdn.sparkfun.com/datasheets/Components/Switches/SW016.JPG"&gt;Dimensional Drawing&lt;/a&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="SparkFun-Hardware">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
This library contains board components that are not electrical in nature, such as stand-offs, magnets, and Actobotics. 
&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="STANDOFF-ELECTRICAL-NOTHERMALS">
<description>&lt;h3&gt;Standoff (#4 Screw) - w/ Electrical Connection&lt;/h3&gt;
&lt;p&gt;This is the mechanical footprint for a #4 phillips button head screw.&lt;/p&gt;
&lt;p&gt;The drill is surrounded by a copper ring, which can be connected to any net.&lt;/p&gt;
&lt;h4&gt;Devices Using&lt;/h4&gt;
&lt;ul&gt;&lt;li&gt;STAND-OFF&lt;/li&gt;&lt;/ul&gt;</description>
</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="1X16">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="J2" library="SparkFun-Connectors" package="1X14" value="J2">
<attribute name="VALUE"/>
</element>
<element name="J3" library="SparkFun-Connectors" package="1X14" value="J3">
<attribute name="VALUE"/>
</element>
<element name="J4" library="SparkFun-Connectors" package="1X08" value="J4">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CONN-08438"/>
<attribute name="VALUE"/>
</element>
<element name="S3" library="SparkFun-Switches" package="TACTILE_SWITCH_PTH_RIGHT_ANGLE" value="MOMENTARY-SWITCH-SPST-PTH-RIGHT-ANGLE">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CONN-10672"/>
<attribute name="SF_SKU" value="COM-10791"/>
</element>
<element name="S4" library="SparkFun-Switches" package="TACTILE_SWITCH_PTH_RIGHT_ANGLE" value="MOMENTARY-SWITCH-SPST-PTH-RIGHT-ANGLE">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CONN-10672"/>
<attribute name="SF_SKU" value="COM-10791"/>
</element>
<element name="H3" library="SparkFun-Hardware" package="STANDOFF-ELECTRICAL-NOTHERMALS" value="STANDOFF_ELECTRICAL-NOTHERMALS"/>
<element name="H4" library="SparkFun-Hardware" package="STANDOFF-ELECTRICAL-NOTHERMALS" value="STANDOFF_ELECTRICAL-NOTHERMALS"/>
<element name="H1" library="SparkFun-Hardware" package="STANDOFF-ELECTRICAL-NOTHERMALS" value="STANDOFF_ELECTRICAL-NOTHERMALS"/>
<element name="H2" library="SparkFun-Hardware" package="STANDOFF-ELECTRICAL-NOTHERMALS" value="STANDOFF_ELECTRICAL-NOTHERMALS"/>
<element name="JP1" library="pinhead" package="1X16" value="JP1">
<attribute name="POPULARITY" value="17"/>
<attribute name="VALUE"/>
</element>
<element name="H5" library="SparkFun-Hardware" package="STANDOFF-ELECTRICAL-NOTHERMALS" value="STANDOFF_ELECTRICAL-NOTHERMALS">
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="N$10">
<contactref element="J3" pad="14"/>
<contactref element="J4" pad="6"/>
</signal>
<signal name="N$11">
<contactref element="J3" pad="13"/>
<contactref element="J4" pad="5"/>
</signal>
<signal name="VCC">
<contactref element="J3" pad="4"/>
<contactref element="J4" pad="8"/>
<contactref element="JP1" pad="2"/>
</signal>
<signal name="N$2">
<contactref element="J2" pad="8"/>
<contactref element="JP1" pad="13"/>
</signal>
<signal name="N$3">
<contactref element="J2" pad="7"/>
<contactref element="JP1" pad="12"/>
</signal>
<signal name="N$4">
<contactref element="J2" pad="6"/>
<contactref element="JP1" pad="11"/>
</signal>
<signal name="N$5">
<contactref element="J2" pad="12"/>
<contactref element="J4" pad="2"/>
</signal>
<signal name="N$12">
<contactref element="J2" pad="10"/>
<contactref element="S3" pad="2"/>
</signal>
<signal name="N$13">
<contactref element="J2" pad="11"/>
<contactref element="S4" pad="2"/>
</signal>
<signal name="N$1">
<contactref element="J2" pad="9"/>
<contactref element="JP1" pad="14"/>
</signal>
<signal name="N$9">
<contactref element="J2" pad="2"/>
<contactref element="JP1" pad="4"/>
</signal>
<signal name="N$15">
<contactref element="J2" pad="5"/>
<contactref element="JP1" pad="6"/>
</signal>
<signal name="N$6">
<contactref element="J2" pad="4"/>
<contactref element="JP1" pad="5"/>
</signal>
<signal name="N$7">
<contactref element="J2" pad="3"/>
<contactref element="JP1" pad="3"/>
</signal>
<signal name="GND">
<contactref element="S3" pad="1"/>
<contactref element="S4" pad="1"/>
<contactref element="J3" pad="5"/>
<contactref element="J3" pad="6"/>
<contactref element="J4" pad="7"/>
<contactref element="JP1" pad="1"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
