<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.3.0">
<drawing>
<board>
<plain>
<wire x1="24.1046" y1="40.64" x2="54.6354" y2="40.64" width="0.127" layer="20"/>
<wire x1="54.6354" y1="40.64" x2="54.6354" y2="19.05" width="0.127" layer="20"/>
<wire x1="54.6354" y1="19.05" x2="24.1046" y2="19.05" width="0.127" layer="20"/>
<wire x1="24.1046" y1="19.05" x2="24.1046" y2="40.64" width="0.127" layer="20"/>
<text>USB1</text>
<text>BNO055
Board Vin</text>
<text>Vin</text>
<text>Gnd</text>
<text>Vin</text>
<text>Shld</text>
<text>github.com/jmpattillo</text>
<text>Smart Skeleton: Arm-Femur</text>
<text>stemma
v0.1</text>
<text>TCA9548</text>
<text>SDA</text>
<text>SCL</text>
<text>use with BNO055
stemma version</text>
<text>adafruit product
ID: 4646</text>
</plain>
<libraries>
<library name="skeleton">
<packages>
<package name="TCA9548_ARM_FEMUR">
</package>
<package name="BNO_STEMMA">
</package>
</packages>
</library>
<library name="adafruit">
<packages>
<package name="USB-MINIB-THM-MOLEX_NOSLK">
</package>
<package name="1X01-CLEANBIG">
</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="1X01">
</package>
</packages>
</library>
<library name="SparkFun-Aesthetics">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find non-functional items- supply symbols, logos, notations, 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 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="OSHW-LOGO-M">
</package>
</packages>
</library>
<library name="SparkFun-Passives">
<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="AXIAL-0.3">
</package>
</packages>
</library>
<library name="little_fuse_tvs">
<packages>
<package name="SOD723">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="USB1" library="adafruit" package="USB-MINIB-THM-MOLEX_NOSLK" value="">
<attribute name="VALUE"/>
</element>
<element name="SHLD" library="SparkFun-Connectors" package="1X01" value="">
<attribute name="VALUE"/>
</element>
<element name="LOGO1" library="SparkFun-Aesthetics" package="OSHW-LOGO-M" value="OSHW-LOGOM"/>
<element name="U$2" library="skeleton" package="TCA9548_ARM_FEMUR" value="TCA9548_ARM_FEMUR"/>
<element name="JP2" library="adafruit" package="1X01-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="JP3" library="adafruit" package="1X01-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="JP4" library="adafruit" package="1X01-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="JP1" library="adafruit" package="1X01-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="R1" library="SparkFun-Passives" package="AXIAL-0.3" value="2.7K">
<attribute name="NAME"/>
</element>
<element name="R2" library="SparkFun-Passives" package="AXIAL-0.3" value="2.7K">
<attribute name="NAME"/>
</element>
<element name="R3" library="SparkFun-Passives" package="AXIAL-0.3" value="6.8K">
<attribute name="NAME"/>
</element>
<element name="R4" library="SparkFun-Passives" package="AXIAL-0.3" value="6.8K">
<attribute name="NAME"/>
</element>
<element name="JP5" library="adafruit" package="1X01-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="JP6" library="adafruit" package="1X01-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="JP7" library="adafruit" package="1X01-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="JP8" library="adafruit" package="1X01-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="D1" library="little_fuse_tvs" package="SOD723" value="TVS_DIODE_SOD723"/>
<element name="D2" library="little_fuse_tvs" package="SOD723" value="TVS_DIODE_SOD723"/>
<element name="D3" library="little_fuse_tvs" package="SOD723" value="TVS_DIODE_SOD723"/>
<element name="D4" library="little_fuse_tvs" package="SOD723" value="TVS_DIODE_SOD723"/>
<element name="D5" library="little_fuse_tvs" package="SOD723" value="TVS_DIODE_SOD723"/>
<element name="D6" library="little_fuse_tvs" package="SOD723" value="TVS_DIODE_SOD723"/>
<element name="U$3" library="skeleton" package="BNO_STEMMA" value="BNO_055_STEMMA"/>
</elements>
<signals>
<signal name="VCC">
<contactref element="USB1" pad="VBUS"/>
<contactref element="U$2" pad="VIN"/>
<contactref element="U$2" pad="A0"/>
<contactref element="JP1" pad="1"/>
<contactref element="R2" pad="P$2"/>
<contactref element="R1" pad="P$2"/>
<contactref element="R4" pad="P$1"/>
<contactref element="R3" pad="P$1"/>
<contactref element="JP5" pad="1"/>
<contactref element="U$3" pad="VIN"/>
<contactref element="D3" pad="C"/>
<contactref element="D4" pad="C"/>
</signal>
<signal name="N$4">
<contactref element="USB1" pad="GND1"/>
<contactref element="SHLD" pad="1"/>
</signal>
<signal name="SD3">
<contactref element="USB1" pad="D+"/>
<contactref element="U$2" pad="SD3"/>
<contactref element="D2" pad="C"/>
</signal>
<signal name="SC3">
<contactref element="USB1" pad="D-"/>
<contactref element="U$2" pad="SC3"/>
<contactref element="D1" pad="C"/>
</signal>
<signal name="SDA">
<contactref element="U$2" pad="SDA"/>
<contactref element="JP4" pad="1"/>
<contactref element="R1" pad="P$1"/>
<contactref element="JP6" pad="1"/>
<contactref element="D5" pad="C"/>
</signal>
<signal name="SCL">
<contactref element="U$2" pad="SCL"/>
<contactref element="JP3" pad="1"/>
<contactref element="R2" pad="P$1"/>
<contactref element="JP7" pad="1"/>
<contactref element="D6" pad="C"/>
</signal>
<signal name="GND">
<contactref element="USB1" pad="GND"/>
<contactref element="U$2" pad="GND"/>
<contactref element="JP2" pad="1"/>
<contactref element="JP8" pad="1"/>
<contactref element="U$3" pad="GND"/>
<contactref element="D3" pad="A"/>
<contactref element="D1" pad="A"/>
<contactref element="D2" pad="A"/>
<contactref element="D4" pad="A"/>
<contactref element="D5" pad="A"/>
<contactref element="D6" pad="A"/>
</signal>
<signal name="SD6">
<contactref element="U$2" pad="SD6"/>
<contactref element="R3" pad="P$2"/>
<contactref element="U$3" pad="SDA"/>
</signal>
<signal name="SC6">
<contactref element="U$2" pad="SC6"/>
<contactref element="R4" pad="P$2"/>
<contactref element="U$3" pad="SCL"/>
</signal>
<signal name="NC2">
</signal>
<signal name="NC1">
</signal>
</signals>
</board>
</drawing>
</eagle>
