<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="7.6.0">
<drawing>
<board>
<plain>
<text>BlackCircle sensor</text>
<text>v0.9 - by  NCA78 - 10/05/2017</text>
<text>VCC</text>
<text>MISO</text>
<text>SCK</text>
<text>RST</text>
<text>MOSI</text>
<text>GND</text>
<wire x1="14.351" y1="48.641" x2="18.542" y2="48.641" width="0.254" layer="20"/>
<wire x1="18.542" y1="48.641" x2="21.236" y2="44.939" width="0.254" layer="20"/>
<wire x1="21.236" y1="44.939" x2="27.459" y2="44.939" width="0.254" layer="20"/>
<wire x1="27.459" y1="44.939" x2="30.734" y2="48.641" width="0.254" layer="20"/>
<wire x1="30.734" y1="48.641" x2="39.751" y2="48.641" width="0.254" layer="20"/>
<wire x1="39.751" y1="48.641" x2="46.101" y2="43.561" width="0.254" layer="20"/>
<wire x1="46.101" y1="43.561" x2="46.101" y2="8.001" width="0.254" layer="20"/>
<wire x1="46.101" y1="8.001" x2="37.211" y2="8.001" width="0.254" layer="20"/>
<wire x1="37.211" y1="8.001" x2="37.211" y2="1.651" width="0.254" layer="20"/>
<wire x1="37.211" y1="1.651" x2="35.814" y2="0.127" width="0.254" layer="20"/>
<wire x1="35.814" y1="0.127" x2="12.954" y2="0.127" width="0.254" layer="20"/>
<wire x1="12.954" y1="0.127" x2="0.381" y2="11.811" width="0.254" layer="20"/>
<wire x1="0.381" y1="11.811" x2="0.381" y2="39.751" width="0.254" layer="20"/>
<wire x1="0.381" y1="39.751" x2="5.461" y2="46.101" width="0.254" layer="20"/>
<wire x1="5.461" y1="46.101" x2="14.351" y2="48.641" width="0.254" layer="20"/>
<text>TX</text>
<text>RX</text>
<text>BlackCircle
sensor</text>
<text>v0.9 - by  NCA78 
10/05/2017</text>
<text>Open Source
Hardware</text>
<text>Visit
MySensors.org</text>
<text>10µ</text>
<text>&gt;100µ</text>
<text>GREEN</text>
<text>RED</text>
<text>SHT21/SI7021</text>
<text>ATSHA</text>
<text>CRES</text>
<text>CRES</text>
<text>TX</text>
<text>RX</text>
<text>RST</text>
<text>VCC</text>
<text>GND</text>
<text>11 MOSI</text>
<text>12 MISO</text>
<text>13 SCK</text>
<text>&gt;100µ</text>
</plain>
<libraries>
<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-0.4">
<description>1/4W Resistor, 0.4" wide&lt;p&gt;

Yageo CFR series &lt;a href="http://www.yageo.com/pdf/yageo/Leaded-R_CFR_2008.pdf"&gt;http://www.yageo.com/pdf/yageo/Leaded-R_CFR_2008.pdf&lt;/a&gt;</description>
</package>
<package name="CPOL-RADIAL-10UF-25V">
</package>
</packages>
</library>
<library name="SparkFun-Electromechanical">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find anything that moves- switches, relays, buttons, potentiometers. Also, anything that goes on a board but isn't electrical in nature- screws, standoffs, 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="BATTCON_20MM_4LEGS">
</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-L">
</package>
</packages>
</library>
<library name="TD-MySensors">
<packages>
<package name="PRO_MINI_CLONE1">
<description>ABK-PRO-MINI</description>
</package>
<package name="SOT23-3">
</package>
<package name="R_0805">
<description>&lt;b&gt;0805 Large pad size&lt;/b&gt;&lt;p&gt;

Digikey recommended sizing</description>
</package>
</packages>
</library>
<library name="NCA_Sensors">
<packages>
<package name="I2C_BREAKOUT_SHT21_SMDDIP">
</package>
<package name="CONN_02X01_POGO">
</package>
</packages>
</library>
<library name="User-Submitted">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find submitted parts from SparkFun users everywhere!&lt;br&gt;&lt;br&gt;
These are not necessarily parts we carry, but are parts that other users have determined function well with other parts in our libraries. Please keep in mind that it is the end user's responsibility to ensure correctness and suitablity for a given componet or application.
&lt;br&gt;&lt;br&gt;
If you find these parts useful, please consider helping the open-source community by contributing your own through GitHub. https://github.com/sparkfun/SparkFun-Eagle-Libraries
&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-DUALCOLOR-3MM">
</package>
</packages>
</library>
<library name="nrf24l01plus">
<packages>
<package name="WIRELESS-NRF24L01-SMD">
</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="2X3_POGO">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="PROMINI" library="TD-MySensors" package="PRO_MINI_CLONE1" value="3.3V / 8MHz"/>
<element name="R_LEDS" library="SparkFun-Passives" package="AXIAL-0.4" value="220-330"/>
<element name="SHT21" library="NCA_Sensors" package="I2C_BREAKOUT_SHT21_SMDDIP" value="BME280_SHT21SMD_SI7021_DIP"/>
<element name="U$2" library="User-Submitted" package="LED-DUALCOLOR-3MM" value="LED-DUALCOLOR3MM-THROUGH-HOLE"/>
<element name="U2" library="TD-MySensors" package="SOT23-3" value="ATSHA"/>
<element name="M1" library="nrf24l01plus" package="WIRELESS-NRF24L01-SMD" value="WIRELESS-NRF24L01SMD"/>
<element name="SPI" library="SparkFun-Connectors" package="2X3_POGO" value="">
<attribute name="PROD_ID" value="HW-11044"/>
</element>
<element name="U$1" library="SparkFun-Aesthetics" package="OSHW-LOGO-L" value=""/>
<element name="CR2032" library="SparkFun-Electromechanical" package="BATTCON_20MM_4LEGS" value="20mm coincell">
<attribute name="PROD_ID" value="BATT-10373"/>
</element>
<element name="RXTX" library="NCA_Sensors" package="CONN_02X01_POGO" value="CONN_02_01POGO"/>
<element name="CNRF" library="SparkFun-Passives" package="CPOL-RADIAL-10UF-25V" value=""/>
<element name="CRES" library="SparkFun-Passives" package="CPOL-RADIAL-10UF-25V" value="&gt;100uF"/>
<element name="RATSHA" library="TD-MySensors" package="R_0805" value=""/>
<element name="CRES1" library="SparkFun-Passives" package="CPOL-RADIAL-10UF-25V" value="&gt;100uF"/>
</elements>
<signals>
<signal name="VCC">
<contactref element="SHT21" pad="VIN"/>
<contactref element="PROMINI" pad="VCC"/>
<contactref element="U2" pad="2"/>
<contactref element="M1" pad="8"/>
<contactref element="SPI" pad="P$2"/>
<contactref element="CR2032" pad="POSITIVE@2"/>
<contactref element="CR2032" pad="POSITIVE@1"/>
<contactref element="CR2032" pad="POSITIVE@4"/>
<contactref element="CR2032" pad="POSITIVE@3"/>
<contactref element="CNRF" pad="1"/>
<contactref element="CRES" pad="1"/>
<contactref element="RATSHA" pad="2"/>
<contactref element="CRES1" pad="1"/>
</signal>
<signal name="GND">
<contactref element="U2" pad="3"/>
<contactref element="PROMINI" pad="GND"/>
<contactref element="SHT21" pad="GND"/>
<contactref element="PROMINI" pad="GND1"/>
<contactref element="PROMINI" pad="GND3"/>
<contactref element="PROMINI" pad="GND4"/>
<contactref element="PROMINI" pad="GND2"/>
<contactref element="M1" pad="7"/>
<contactref element="SPI" pad="P$6"/>
<contactref element="R_LEDS" pad="P$1"/>
<contactref element="CR2032" pad="NEGATIVE"/>
<contactref element="CNRF" pad="2"/>
<contactref element="CRES" pad="2"/>
<contactref element="CRES1" pad="2"/>
</signal>
<signal name="MOSI">
<contactref element="PROMINI" pad="D11"/>
<contactref element="M1" pad="3"/>
<contactref element="SPI" pad="P$4"/>
</signal>
<signal name="MISO">
<contactref element="PROMINI" pad="D12"/>
<contactref element="M1" pad="2"/>
<contactref element="SPI" pad="P$1"/>
</signal>
<signal name="SCK">
<contactref element="PROMINI" pad="D13"/>
<contactref element="M1" pad="4"/>
<contactref element="SPI" pad="P$3"/>
</signal>
<signal name="RST">
<contactref element="PROMINI" pad="RST"/>
<contactref element="SPI" pad="P$5"/>
</signal>
<signal name="SDA">
<contactref element="PROMINI" pad="A4"/>
<contactref element="SHT21" pad="SDA"/>
</signal>
<signal name="SCL">
<contactref element="PROMINI" pad="A5"/>
<contactref element="SHT21" pad="SCL"/>
</signal>
<signal name="SDA_ATSHA">
<contactref element="U2" pad="1"/>
<contactref element="PROMINI" pad="A3"/>
<contactref element="RATSHA" pad="1"/>
</signal>
<signal name="CE">
<contactref element="PROMINI" pad="D9"/>
<contactref element="M1" pad="6"/>
</signal>
<signal name="CSN">
<contactref element="PROMINI" pad="D10"/>
<contactref element="M1" pad="5"/>
</signal>
<signal name="LED_RED">
<contactref element="PROMINI" pad="D5"/>
<contactref element="U$2" pad="A2"/>
</signal>
<signal name="LED_GREEN">
<contactref element="PROMINI" pad="D4"/>
<contactref element="U$2" pad="A1"/>
</signal>
<signal name="N$1">
<contactref element="U$2" pad="K"/>
<contactref element="R_LEDS" pad="P$2"/>
</signal>
<signal name="RAW">
<contactref element="PROMINI" pad="RAW"/>
</signal>
<signal name="N$3">
</signal>
<signal name="TX">
<contactref element="PROMINI" pad="TX0"/>
<contactref element="RXTX" pad="P$1"/>
</signal>
<signal name="RX">
<contactref element="PROMINI" pad="RX1"/>
<contactref element="RXTX" pad="P$2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
