<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="8.3.2">
<drawing>
<board>
<plain>
<wire x1="0" y1="25.019" x2="0" y2="14.351" width="0.1524" layer="20"/>
<wire x1="0" y1="14.351" x2="2.921" y2="11.43" width="0.1524" layer="20" curve="90"/>
<wire x1="2.921" y1="11.43" x2="17.78" y2="11.43" width="0.1524" layer="20"/>
<wire x1="17.78" y1="11.43" x2="17.78" y2="1.27" width="0.1524" layer="20"/>
<wire x1="17.78" y1="1.27" x2="19.05" y2="0" width="0.1524" layer="20" curve="90"/>
<wire x1="19.05" y1="0" x2="27.94" y2="0" width="0.1524" layer="20"/>
<wire x1="27.94" y1="0" x2="29.21" y2="1.27" width="0.1524" layer="20" curve="90"/>
<wire x1="29.21" y1="1.27" x2="29.21" y2="11.43" width="0.1524" layer="20"/>
<wire x1="29.21" y1="11.43" x2="29.845" y2="11.43" width="0.1524" layer="20"/>
<wire x1="29.845" y1="11.43" x2="32.766" y2="14.351" width="0.1524" layer="20" curve="90"/>
<wire x1="32.766" y1="14.351" x2="32.766" y2="25.019" width="0.1524" layer="20"/>
<wire x1="32.766" y1="25.019" x2="29.845" y2="27.94" width="0.1524" layer="20" curve="90"/>
<wire x1="29.845" y1="27.94" x2="2.921" y2="27.94" width="0.1524" layer="20"/>
<wire x1="2.921" y1="27.94" x2="0" y2="25.019" width="0.1524" layer="20" curve="90"/>
<hole x="2.667" y="25.4" drill="3.2004"/>
<hole x="30.099" y="25.4" drill="3.2004"/>
<text>32bits.io</text>
<text>BOD</text>
<text>v1.2</text>
<text>SCL</text>
<text>SDA</text>
<text>+</text>
<text>+</text>
<hole x="24.13" y="11.176" drill="0.65"/>
<hole x="26.67" y="11.176" drill="0.65"/>
<hole x="27.94" y="11.176" drill="0.65"/>
<hole x="29.21" y="11.176" drill="0.65"/>
<hole x="17.78" y="11.176" drill="0.65"/>
<text>X</text>
<hole x="21.59" y="11.176" drill="0.65"/>
<hole x="19.05" y="11.176" drill="0.65"/>
<text>GND</text>
</plain>
<libraries>
<library name="boneyard">
<packages>
<package name="21-0490D-M">
</package>
<package name="QFN-24">
</package>
<package name="BATT-RETAINER-20MM">
</package>
<package name="COPYRIGHT">
</package>
<package name="32BITS_LOGO">
</package>
<package name="SOT_23BR100KLFTR">
</package>
</packages>
</library>
<library name="SparkFun-LED">
<description>&lt;h3&gt;SparkFun LEDs&lt;/h3&gt;
This library contains discrete LEDs for illumination or indication, but no displays.
&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="LED-1206">
<description>&lt;h3&gt;LED 1206 SMT&lt;/h3&gt;

1206, surface mount. 

&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count: 2&lt;/li&gt;
&lt;li&gt;Pin pitch: &lt;/li&gt;
&lt;li&gt;Area: 0.125" x 0.06"&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;LED&lt;/li&gt;&lt;/ul&gt;</description>
</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="0603">
<description>&lt;p&gt;&lt;b&gt;Generic 1608 (0603) package&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;0.2mm courtyard excess rounded to nearest 0.05mm.&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="SparkFun-Capacitors">
<description>&lt;h3&gt;SparkFun Capacitors&lt;/h3&gt;
This library contains capacitors. 
&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="0805">
<description>&lt;p&gt;&lt;b&gt;Generic 2012 (0805) package&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;0.2mm courtyard excess rounded to nearest 0.05mm.&lt;/p&gt;</description>
</package>
<package name="0603">
<description>&lt;p&gt;&lt;b&gt;Generic 1608 (0603) package&lt;/b&gt;&lt;/p&gt;
&lt;p&gt;0.2mm courtyard excess rounded to nearest 0.05mm.&lt;/p&gt;</description>
</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="SAMTECH_FTSH-105-01">
<description>&lt;h3&gt;ARM Cortex Debug Connector (10-pin)&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:10&lt;/li&gt;
&lt;li&gt;Pin pitch:0.05"&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;
&lt;p&gt;&lt;a href="https://www.samtec.com/ftppub/cpdf/FTSH-1XX-XX-XXX-DV-XXX-MKT.pdf"&gt;Datasheet referenced for footprint&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;Example device(s):
&lt;ul&gt;&lt;li&gt;CORTEX_DEBUG&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
<package name="1X03">
<description>&lt;h3&gt;Plated Through Hole - 3 Pin&lt;/h3&gt;
&lt;p&gt;Specifications:
&lt;ul&gt;&lt;li&gt;Pin count:3&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_03&lt;/li&gt;
&lt;/ul&gt;&lt;/p&gt;</description>
</package>
</packages>
</library>
<library name="Seeed-Resistor">
<packages>
<package name="R0402">
</package>
</packages>
</library>
<library name="Seeed-Capacitor">
<packages>
<package name="C0402">
<description>&lt;b&gt;0402&lt;b&gt;&lt;p&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="U2" library="boneyard" package="21-0490D-M" value="MAX44009EDT+T21-0490D-M">
<attribute name="MANUFACTURER_PART_NUMBER" value="MAX44009EDT+T"/>
<attribute name="VENDOR" value="Maxim Integrated Products"/>
</element>
<element name="U1" library="boneyard" package="QFN-24" value="EFM32ZG108"/>
<element name="D1" library="SparkFun-LED" package="LED-1206" value="RED">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="DIO-09912"/>
</element>
<element name="D2" library="SparkFun-LED" package="LED-1206" value="RED">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="DIO-09912"/>
</element>
<element name="R1" library="SparkFun-Resistors" package="0603" value="68OHM-0603-1/10W-1%">
<attribute name="NAME"/>
</element>
<element name="R2" library="SparkFun-Resistors" package="0603" value="68OHM-0603-1/10W-1%">
<attribute name="NAME"/>
</element>
<element name="C1" library="SparkFun-Capacitors" package="0603" value="1.0uF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-00868"/>
</element>
<element name="C2" library="SparkFun-Capacitors" package="0805" value="10uF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-11330"/>
</element>
<element name="C6" library="SparkFun-Capacitors" package="0805" value="10uF">
<attribute name="NAME"/>
<attribute name="PROD_ID" value="CAP-11330"/>
</element>
<element name="G1" library="boneyard" package="BATT-RETAINER-20MM" value="LINX_BAT_HLD_001"/>
<element name="U$1" library="boneyard" package="COPYRIGHT" value="COPYRIGHT"/>
<element name="J1" library="SparkFun-Connectors" package="SAMTECH_FTSH-105-01" value="CORTEX_DEBUG_SMD">
<attribute name="NAME"/>
</element>
<element name="U$2" library="boneyard" package="32BITS_LOGO" value=""/>
<element name="R3" library="Seeed-Resistor" package="R0402" value="1.8K">
<attribute name="MPN" value="RC0402JR-071KL"/>
<attribute name="NAME"/>
</element>
<element name="R4" library="Seeed-Resistor" package="R0402" value="1.8K">
<attribute name="MPN" value="RC0402JR-071KL"/>
<attribute name="NAME"/>
</element>
<element name="R5" library="boneyard" package="SOT_23BR100KLFTR" value="23BR100KLFTR">
<attribute name="MANUFACTURER_PART_NUMBER" value="23BR100KLFTR"/>
<attribute name="NAME"/>
<attribute name="VENDOR" value="Bi Technologies"/>
</element>
<element name="C3" library="Seeed-Capacitor" package="C0402" value="10nf">
<attribute name="MPN" value="CC0402KRX7R9BB103"/>
<attribute name="NAME"/>
</element>
<element name="J2" library="SparkFun-Connectors" package="1X03" value="debug"/>
</elements>
<signals>
<signal name="VSS">
<contactref element="U2" pad="7"/>
<contactref element="J1" pad="3"/>
<contactref element="J1" pad="5"/>
<contactref element="J1" pad="9"/>
<contactref element="C3" pad="1"/>
<contactref element="C6" pad="2"/>
<contactref element="U1" pad="25"/>
<contactref element="U2" pad="2"/>
<contactref element="G1" pad="P$0"/>
<contactref element="C1" pad="2"/>
<contactref element="R5" pad="1"/>
<contactref element="C2" pad="1"/>
<contactref element="J2" pad="3"/>
</signal>
<signal name="SDA">
<contactref element="U1" pad="23"/>
<contactref element="U2" pad="6"/>
<contactref element="R3" pad="1"/>
<contactref element="J2" pad="2"/>
</signal>
<signal name="SCL">
<contactref element="U1" pad="24"/>
<contactref element="U2" pad="5"/>
<contactref element="R4" pad="2"/>
<contactref element="J2" pad="1"/>
</signal>
<signal name="EYE_L">
<contactref element="D1" pad="C"/>
<contactref element="U1" pad="1"/>
</signal>
<signal name="EYE_R">
<contactref element="D2" pad="C"/>
<contactref element="U1" pad="3"/>
</signal>
<signal name="NRESET">
<contactref element="U1" pad="7"/>
<contactref element="J1" pad="10"/>
</signal>
<signal name="SWDIO">
<contactref element="U1" pad="20"/>
<contactref element="J1" pad="2"/>
</signal>
<signal name="N$2">
<contactref element="R2" pad="1"/>
<contactref element="D2" pad="A"/>
</signal>
<signal name="N$3">
<contactref element="R1" pad="1"/>
<contactref element="D1" pad="A"/>
</signal>
<signal name="DCP">
<contactref element="U1" pad="16"/>
<contactref element="C1" pad="1"/>
</signal>
<signal name="SWDCLK">
<contactref element="J1" pad="4"/>
<contactref element="U1" pad="19"/>
</signal>
<signal name="VCC">
<contactref element="U1" pad="2"/>
<contactref element="C6" pad="1"/>
<contactref element="U2" pad="1"/>
<contactref element="U1" pad="22"/>
<contactref element="J1" pad="1"/>
<contactref element="R1" pad="2"/>
<contactref element="U1" pad="15"/>
<contactref element="C2" pad="2"/>
<contactref element="R2" pad="2"/>
<contactref element="R3" pad="2"/>
<contactref element="R4" pad="1"/>
<contactref element="U2" pad="3"/>
<contactref element="U1" pad="9"/>
<contactref element="U1" pad="12"/>
<contactref element="C3" pad="2"/>
<contactref element="G1" pad="P$2"/>
<contactref element="G1" pad="P$1"/>
<contactref element="G1" pad="P$4"/>
<contactref element="G1" pad="P$3"/>
</signal>
<signal name="WAKE">
<contactref element="U1" pad="21"/>
<contactref element="U2" pad="4"/>
</signal>
<signal name="ADJ">
<contactref element="R5" pad="2"/>
<contactref element="U1" pad="13"/>
</signal>
<signal name="ADJ_PWR">
<contactref element="U1" pad="5"/>
<contactref element="R5" pad="3"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
