<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="6.2">
<drawing>
<board>
<plain>
<wire x1="35.56" y1="30.1625" x2="74.2825" y2="30.1625" width="0" layer="20"/>
<wire x1="74.2825" y1="30.1625" x2="74.2825" y2="77.93625" width="0" layer="20"/>
<wire x1="74.2825" y1="77.93625" x2="35.56" y2="77.93625" width="0" layer="20"/>
<wire x1="35.56" y1="77.93625" x2="35.56" y2="30.1625" width="0" layer="20"/>
<text>ON/OFF</text>
<text>PROG SW</text>
<text>RST</text>
<text>SERIAL PROG</text>
<text>GND</text>
<text>5V</text>
<text>RX</text>
<text>RX</text>
<text>TX</text>
<text>DTR</text>
<text>WIRELESS ECG</text>
<text>REV 1</text>
<text>CIT MEMS LAB</text>
<text>BT</text>
</plain>
<libraries>
<library name="adafruit">
<packages>
<package name="R0603">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
<package name="C0603">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
<package name="AVRISP">
</package>
<package name="1206">
<description>&lt;b&gt;CHICAGO MINIATURE LAMP, INC.&lt;/b&gt;&lt;p&gt;
7022X Series SMT LEDs 1206 Package Size</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="SOIC8">
<description>&lt;b&gt;SOIC-8&lt;/b&gt; CASE 751-07&lt;p&gt;
Source: http://www.onsemi.com/pub/Collateral/MC34164-D.PDF&lt;p&gt;
&lt;b&gt;D (R-PDSO-G8)&lt;/b&gt;PLATIC SMALL-OUTLINE PACKAGE&lt;br&gt;
Source: http://focus.ti.com/lit/ds/symlink/tlc27l2.pdf</description>
</package>
</packages>
</library>
<library name="SparkFun-DiscreteSemi">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find discrete semiconductors- transistors, diodes, TRIACs, optoisolators, 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="SOD-323">
</package>
</packages>
</library>
<library name="SparkFun-PowerIC">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find drivers, regulators, and amplifiers.&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="SOT23-5">
<description>&lt;b&gt;Small Outline Transistor&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="SparkFun">
<description>Spark Fun Electronics' preferred foot prints. &lt;b&gt;Not to be used for commercial purposes.&lt;/b&gt; We've spent an enormous amount of time creating and checking these footprints and parts. If you enjoy using this library, please buy one of our products at www.sparkfun.com.</description>
<packages>
<package name="TQFP32-08">
<description>&lt;B&gt;Thin Plasic Quad Flat Package&lt;/B&gt; Grid 0.8 mm</description>
</package>
<package name="TACTILE_SWITCH_SMD">
</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="1X02">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="1X06">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
</packages>
</library>
<library name="bluetooth hr-05">
<packages>
<package name="EGBT-045MS">
</package>
</packages>
</library>
<library name="SparkFun-FreqCtrl">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find crystals and oscillators and other things that go "tick".&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="RESONATOR-SMD">
</package>
</packages>
</library>
<library name="SparkFun-AnalogIC">
<description>&lt;h3&gt;SparkFun Electronics' preferred foot prints&lt;/h3&gt;
In this library you'll find all manner of analog ICs- DACs, ADCs, video chips, op-amps, and others.&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="LFCSP_20">
</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_245MM">
</package>
</packages>
</library>
<library name="smd-special">
<description>&lt;b&gt;Special SMD Packages&lt;/b&gt;&lt;p&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="SMS-005">
<description>&lt;b&gt;DIP SWITCH&lt;/b&gt;</description>
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="IC1" library="linear" package="SOIC8" value="OPA2743UA">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R1" library="adafruit" package="R0603" value="3.57M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R2" library="adafruit" package="R0603" value="3M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R3" library="adafruit" package="R0603" value="2.05M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R4" library="adafruit" package="R0603" value="150k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="D1" library="SparkFun-DiscreteSemi" package="SOD-323" value="1.25V">
<attribute name="PROD_ID" value="DIO-11284"/>
<attribute name="VALUE" value="3.3V"/>
</element>
<element name="R5" library="adafruit" package="R0603" value="1M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R6" library="adafruit" package="R0603" value="10M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U2" library="SparkFun-PowerIC" package="SOT23-5" value="3.3V/150mA">
<attribute name="PROD_ID" value="VREG-00822"/>
<attribute name="VALUE" value="3.3V/150mA"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C1" library="adafruit" package="C0603" value="470pF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C2" library="adafruit" package="C0603" value="2.2uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U1" library="SparkFun" package="TQFP32-08" value="ATMEGA168"/>
<element name="JP3" library="pinhead" package="1X06" value="Serial Connector">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="ISP1" library="adafruit" package="AVRISP" value="AVRISP-6">
<attribute name="NAME"/>
</element>
<element name="U3" library="bluetooth hr-05" package="EGBT-045MS" value="BLUETOOTH_HR-05"/>
<element name="Y1" library="SparkFun-FreqCtrl" package="RESONATOR-SMD" value="16MHZ">
<attribute name="PROD_ID" value="XTAL-08900"/>
<attribute name="VALUE" value="16MHZ"/>
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C3" library="adafruit" package="C0603" value="2.2uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="S2" library="SparkFun" package="TACTILE_SWITCH_SMD" value="RESET SW">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U4" library="SparkFun-AnalogIC" package="LFCSP_20" value="AD8232">
<attribute name="PROD_ID" value="IC-11886"/>
<attribute name="VALUE"/>
<attribute name="NAME"/>
</element>
<element name="C4" library="adafruit" package="C0603" value="0.22uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R7" library="adafruit" package="R0603" value="10M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R8" library="adafruit" package="R0603" value="10M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R9" library="adafruit" package="R0603" value="10M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R10" library="adafruit" package="R0603" value="10M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R11" library="adafruit" package="R0603" value="10M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C5" library="adafruit" package="C0603" value="1nF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R12" library="adafruit" package="R0603" value="200k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C6" library="adafruit" package="C0603" value="22nF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R13" library="adafruit" package="R0603" value="100k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R14" library="adafruit" package="R0603" value="1M">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C7" library="adafruit" package="C0603" value="0.1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="JP4" library="pinhead" package="1X02" value="Electrodes">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="BAT1" library="SparkFun-Electromechanical" package="BATTCON_245MM" value="Li-Ion">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="S1" library="smd-special" package="SMS-005" value="SWS005">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R15" library="adafruit" package="R0603" value="160"/>
<element name="LED1" library="adafruit" package="1206" value="2.1V"/>
<element name="LED2" library="adafruit" package="1206" value="2.1V">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R16" library="adafruit" package="R0603" value="160">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="N$2">
<contactref element="R3" pad="1"/>
<contactref element="D1" pad="C"/>
<contactref element="IC1" pad="2"/>
</signal>
<signal name="N$3">
<contactref element="R2" pad="2"/>
<contactref element="R1" pad="1"/>
<contactref element="IC1" pad="3"/>
</signal>
<signal name="N$4">
<contactref element="D1" pad="A"/>
<contactref element="R4" pad="2"/>
<contactref element="R6" pad="1"/>
</signal>
<signal name="N$6">
<contactref element="R5" pad="1"/>
<contactref element="R6" pad="2"/>
<contactref element="IC1" pad="1"/>
</signal>
<signal name="GND">
<contactref element="R4" pad="1"/>
<contactref element="R2" pad="1"/>
<contactref element="IC1" pad="4"/>
<contactref element="U2" pad="2"/>
<contactref element="C1" pad="2"/>
<contactref element="C2" pad="2"/>
<contactref element="U1" pad="5"/>
<contactref element="U1" pad="21"/>
<contactref element="U1" pad="3"/>
<contactref element="JP3" pad="6"/>
<contactref element="ISP1" pad="6"/>
<contactref element="U3" pad="22"/>
<contactref element="U3" pad="21"/>
<contactref element="U3" pad="14"/>
<contactref element="U3" pad="13"/>
<contactref element="Y1" pad="2"/>
<contactref element="C3" pad="2"/>
<contactref element="S2" pad="2"/>
<contactref element="S2" pad="1"/>
<contactref element="U4" pad="16"/>
<contactref element="C7" pad="2"/>
<contactref element="R9" pad="1"/>
<contactref element="U4" pad="PAD"/>
<contactref element="BAT1" pad="2"/>
<contactref element="R15" pad="1"/>
<contactref element="R16" pad="1"/>
</signal>
<signal name="N$5">
<contactref element="R5" pad="2"/>
<contactref element="U2" pad="3"/>
</signal>
<signal name="N$8">
<contactref element="U2" pad="4"/>
<contactref element="C1" pad="1"/>
</signal>
<signal name="3.3V">
<contactref element="U2" pad="5"/>
<contactref element="C2" pad="1"/>
<contactref element="U3" pad="12"/>
<contactref element="R8" pad="1"/>
<contactref element="U4" pad="17"/>
<contactref element="C7" pad="1"/>
<contactref element="S1" pad="5"/>
<contactref element="LED2" pad="A"/>
</signal>
<signal name="RXD">
<contactref element="U1" pad="30"/>
<contactref element="JP3" pad="3"/>
<contactref element="S1" pad="9"/>
</signal>
<signal name="TXD">
<contactref element="U1" pad="31"/>
<contactref element="JP3" pad="2"/>
<contactref element="S1" pad="8"/>
</signal>
<signal name="5V">
<contactref element="JP3" pad="4"/>
<contactref element="ISP1" pad="2"/>
<contactref element="S1" pad="4"/>
</signal>
<signal name="RESET">
<contactref element="U1" pad="29"/>
<contactref element="JP3" pad="1"/>
<contactref element="ISP1" pad="5"/>
<contactref element="C3" pad="1"/>
<contactref element="S2" pad="4"/>
<contactref element="S2" pad="3"/>
</signal>
<signal name="SCK">
<contactref element="U1" pad="17"/>
<contactref element="ISP1" pad="3"/>
</signal>
<signal name="MISO">
<contactref element="U1" pad="16"/>
<contactref element="ISP1" pad="1"/>
</signal>
<signal name="MOSI">
<contactref element="U1" pad="15"/>
<contactref element="ISP1" pad="4"/>
</signal>
<signal name="N$7">
<contactref element="Y1" pad="1"/>
<contactref element="U1" pad="7"/>
</signal>
<signal name="N$9">
<contactref element="Y1" pad="3"/>
<contactref element="U1" pad="8"/>
</signal>
<signal name="N$12">
<contactref element="R13" pad="1"/>
<contactref element="R14" pad="2"/>
<contactref element="U4" pad="9"/>
</signal>
<signal name="N$13">
<contactref element="U4" pad="1"/>
<contactref element="C4" pad="1"/>
</signal>
<signal name="N$14">
<contactref element="C4" pad="2"/>
<contactref element="R7" pad="2"/>
<contactref element="U4" pad="20"/>
</signal>
<signal name="N$15">
<contactref element="R7" pad="1"/>
<contactref element="U4" pad="19"/>
</signal>
<signal name="N$16">
<contactref element="U4" pad="18"/>
<contactref element="R8" pad="2"/>
<contactref element="R9" pad="2"/>
</signal>
<signal name="ADC">
<contactref element="U4" pad="10"/>
<contactref element="R14" pad="1"/>
<contactref element="U1" pad="23"/>
</signal>
<signal name="N$18">
<contactref element="U4" pad="8"/>
<contactref element="C6" pad="2"/>
<contactref element="R13" pad="2"/>
</signal>
<signal name="N$19">
<contactref element="U4" pad="7"/>
<contactref element="C6" pad="1"/>
<contactref element="R12" pad="2"/>
</signal>
<signal name="N$20">
<contactref element="U4" pad="6"/>
<contactref element="R12" pad="1"/>
</signal>
<signal name="N$22">
<contactref element="U4" pad="5"/>
<contactref element="C5" pad="2"/>
<contactref element="R10" pad="1"/>
<contactref element="R11" pad="1"/>
</signal>
<signal name="N$21">
<contactref element="U4" pad="4"/>
<contactref element="C5" pad="1"/>
</signal>
<signal name="N$23">
<contactref element="U4" pad="3"/>
<contactref element="R10" pad="2"/>
<contactref element="JP4" pad="1"/>
</signal>
<signal name="N$24">
<contactref element="U4" pad="2"/>
<contactref element="R11" pad="2"/>
<contactref element="JP4" pad="2"/>
</signal>
<signal name="N$17">
<contactref element="R1" pad="2"/>
<contactref element="R3" pad="2"/>
<contactref element="U2" pad="1"/>
<contactref element="IC1" pad="8"/>
<contactref element="S1" pad="10"/>
<contactref element="LED1" pad="A"/>
</signal>
<signal name="N$25">
<contactref element="BAT1" pad="1"/>
<contactref element="S1" pad="1"/>
</signal>
<signal name="AVR_V">
<contactref element="U1" pad="4"/>
<contactref element="U1" pad="6"/>
<contactref element="S1" pad="7"/>
<contactref element="S1" pad="6"/>
</signal>
<signal name="BT_RX">
<contactref element="U3" pad="1"/>
<contactref element="S1" pad="2"/>
</signal>
<signal name="BT_TX">
<contactref element="U3" pad="2"/>
<contactref element="S1" pad="3"/>
</signal>
<signal name="N$11">
</signal>
<signal name="N$26">
</signal>
<signal name="N$27">
</signal>
<signal name="N$28">
</signal>
<signal name="N$1">
<contactref element="LED1" pad="C"/>
<contactref element="R15" pad="2"/>
</signal>
<signal name="N$10">
<contactref element="LED2" pad="C"/>
<contactref element="R16" pad="2"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
