<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE eagle SYSTEM "eagle.dtd">
<eagle version="9.6.2">
<drawing>
<board>
<plain>
<wire x1="19.685" y1="54.61" x2="78.74" y2="54.61" width="0.254" layer="20"/>
<wire x1="78.74" y1="54.61" x2="78.74" y2="-1.27" width="0.254" layer="20"/>
<wire x1="78.74" y1="-1.27" x2="19.685" y2="-1.27" width="0.254" layer="20"/>
<wire x1="19.685" y1="-1.27" x2="19.685" y2="54.61" width="0.254" layer="20"/>
<text>5V</text>
<text>A0</text>
<text>AREF</text>
<text>GND</text>
<text>RESET</text>
<text>3V3</text>
<text>D:/SmartProjects/Snc/a4_bn_logo2.bmp</text>
<text>A1</text>
<text>A2</text>
<text>A3</text>
<text>A4</text>
<text>A5</text>
<text>VIN</text>
<text>GND</text>
<text>13</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>1</text>
<text>0</text>
<text>GND</text>
<text>OPA140AID</text>
</plain>
<libraries>
<library name="adafruit">
<packages>
<package name="M0805">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
MELF 0.10 W</description>
</package>
<package name="CHIPLED_1206">
<description>&lt;b&gt;CHIPLED&lt;/b&gt;&lt;p&gt;
Source: http://www.osram.convergy.de/ ... LG_LY N971.pdf</description>
</package>
<package name="M1206">
<description>&lt;b&gt;RESISTOR&lt;/b&gt;&lt;p&gt;
MELF 0.25 W</description>
</package>
<package name="C1206">
<description>&lt;b&gt;CAPACITOR&lt;/b&gt;&lt;p&gt;
chip</description>
</package>
<package name="1X01">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="C2220K">
<description>&lt;b&gt;Ceramic Chip Capacitor KEMET 2220 Reflow solder&lt;/b&gt;&lt;p&gt;
Metric Code Size 5650</description>
</package>
<package name="1X08-CLEANBIG">
</package>
<package name="1X06-CLEANBIG">
</package>
<package name="1X03">
<description>&lt;b&gt;PIN HEADER&lt;/b&gt;</description>
</package>
<package name="1X03-CLEANBIG">
</package>
</packages>
</library>
<library name="INA149AIDR">
<packages>
<package name="SOIC127P599X175-8N">
</package>
</packages>
</library>
<library name="diode">
<description>&lt;b&gt;Diodes&lt;/b&gt;&lt;p&gt;
Based on the following sources:
&lt;ul&gt;
&lt;li&gt;Motorola : www.onsemi.com
&lt;li&gt;Fairchild : www.fairchildsemi.com
&lt;li&gt;Philips : www.semiconductors.com
&lt;li&gt;Vishay : www.vishay.de
&lt;/ul&gt;
&lt;author&gt;Created by librarian@cadsoft.de&lt;/author&gt;</description>
<packages>
<package name="DO201-15">
<description>&lt;B&gt;DIODE&lt;/B&gt;&lt;p&gt;
diameter 5.6 mm, horizontal, grid 15.24 mm</description>
</package>
</packages>
</library>
<library name="OPA140AID">
<packages>
<package name="SOIC127P599X175-8N">
</package>
</packages>
</library>
<library name="TransistorLib">
<packages>
<package name="TO229P990X238-4N">
</package>
</packages>
</library>
<library name="IPBT-102-H1-XX-S-RA">
<packages>
<package name="IPBT-102-H1-XX-S-RA">
<description>.165 SINGLE ROW TERMINAL ASSEMBLY.</description>
</package>
</packages>
</library>
<library name="S2B-XH-A_LF__SN_">
<description>2 Pin JST-XH, Right Angle, Through Hole</description>
<packages>
<package name="JST_S2B-XH-A(LF)(SN)">
</package>
</packages>
</library>
<library name="AD5204BRZ10">
<packages>
<package name="SOIC127P1032X265-24N">
</package>
</packages>
</library>
</libraries>
<attributes>
</attributes>
<variantdefs>
</variantdefs>
<elements>
<element name="R1" library="adafruit" package="M0805" value="1k">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="LED1" library="adafruit" package="CHIPLED_1206" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U1" library="INA149AIDR" package="SOIC127P599X175-8N" value="INA149AIDR">
<attribute name="AVAILABILITY" value="Good"/>
<attribute name="DESCRIPTION" value=" High Common Mode Voltage Difference Amplifier 8-SOIC -40 to 125 "/>
<attribute name="MF" value="Texas Instruments"/>
<attribute name="MP" value="INA149AIDR"/>
<attribute name="PACKAGE" value="SOIC-8 Texas Instruments"/>
<attribute name="PRICE" value="None"/>
<attribute name="PURCHASE-URL" value="https://pricing.snapeda.com/search/part/INA149AIDR/?ref=eda"/>
<attribute name="VALUE"/>
</element>
<element name="D1" library="diode" package="DO201-15" value="1N5403">
<attribute name="NAME"/>
<attribute name="POPULARITY" value="2"/>
<attribute name="VALUE"/>
</element>
<element name="D2" library="diode" package="DO201-15" value="1N5403">
<attribute name="NAME"/>
<attribute name="POPULARITY" value="2"/>
<attribute name="VALUE"/>
</element>
<element name="D3" library="diode" package="DO201-15" value="1N5403">
<attribute name="NAME"/>
<attribute name="POPULARITY" value="2"/>
<attribute name="VALUE"/>
</element>
<element name="D4" library="diode" package="DO201-15" value="1N5403">
<attribute name="NAME"/>
<attribute name="POPULARITY" value="2"/>
<attribute name="VALUE"/>
</element>
<element name="U2" library="OPA140AID" package="SOIC127P599X175-8N" value="OPA140AID">
<attribute name="AVAILABILITY" value="Unavailable"/>
<attribute name="DESCRIPTION" value=" Single, 11MHz, Single Supply, Low Noise, Precision, Rail-to-Rail Output, JFET Amplifier 8-SOIC -40 to 125 "/>
<attribute name="MF" value="Texas Instruments"/>
<attribute name="MP" value="OPA140AID"/>
<attribute name="NAME"/>
<attribute name="PACKAGE" value="SOIC-8 Texas Instruments"/>
<attribute name="PRICE" value="None"/>
<attribute name="PURCHASE-URL" value="https://pricing.snapeda.com/search/part/OPA140AID/?ref=eda"/>
</element>
<element name="R2" library="adafruit" package="M1206" value="333">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R3" library="adafruit" package="M1206" value="50K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R4" library="adafruit" package="M1206" value="10K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R5" library="adafruit" package="M1206" value="50K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R6" library="adafruit" package="M1206" value="10K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R7" library="adafruit" package="M1206" value="50K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R8" library="adafruit" package="M1206" value="50K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$1" library="TransistorLib" package="TO229P990X238-4N" value="MJD340T4">
<attribute name="VALUE"/>
</element>
<element name="U$2" library="TransistorLib" package="TO229P990X238-4N" value="MJD350T4">
<attribute name="VALUE"/>
</element>
<element name="C1" library="adafruit" package="C1206" value=".1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U$3" library="TransistorLib" package="TO229P990X238-4N" value="MJD340T4">
<attribute name="VALUE"/>
</element>
<element name="U$4" library="TransistorLib" package="TO229P990X238-4N" value="MJD350T4">
<attribute name="VALUE"/>
</element>
<element name="R9" library="adafruit" package="M1206" value="100K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="R10" library="adafruit" package="M1206" value="100K">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="U4" library="OPA140AID" package="SOIC127P599X175-8N" value="OPA140AID">
<attribute name="AVAILABILITY" value="Unavailable"/>
<attribute name="DESCRIPTION" value=" Single, 11MHz, Single Supply, Low Noise, Precision, Rail-to-Rail Output, JFET Amplifier 8-SOIC -40 to 125 "/>
<attribute name="MF" value="Texas Instruments"/>
<attribute name="MP" value="OPA140AID"/>
<attribute name="PACKAGE" value="SOIC-8 Texas Instruments"/>
<attribute name="PRICE" value="None"/>
<attribute name="PURCHASE-URL" value="https://pricing.snapeda.com/search/part/OPA140AID/?ref=eda"/>
<attribute name="VALUE"/>
</element>
<element name="U5" library="OPA140AID" package="SOIC127P599X175-8N" value="OPA140AID">
<attribute name="AVAILABILITY" value="Unavailable"/>
<attribute name="DESCRIPTION" value=" Single, 11MHz, Single Supply, Low Noise, Precision, Rail-to-Rail Output, JFET Amplifier 8-SOIC -40 to 125 "/>
<attribute name="MF" value="Texas Instruments"/>
<attribute name="MP" value="OPA140AID"/>
<attribute name="PACKAGE" value="SOIC-8 Texas Instruments"/>
<attribute name="PRICE" value="None"/>
<attribute name="PURCHASE-URL" value="https://pricing.snapeda.com/search/part/OPA140AID/?ref=eda"/>
</element>
<element name="BATT+" library="adafruit" package="1X01" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="BATT-" library="adafruit" package="1X01" value="">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C5" library="adafruit" package="C2220K" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="C6" library="adafruit" package="C2220K" value="1uF">
<attribute name="NAME"/>
<attribute name="VALUE"/>
</element>
<element name="JP5" library="adafruit" package="1X08-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="JP6" library="adafruit" package="1X08-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="JP1" library="adafruit" package="1X06-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="JP3" library="adafruit" package="1X06-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="U$5" library="IPBT-102-H1-XX-S-RA" package="IPBT-102-H1-XX-S-RA" value="IPBT-102-H1-XX-S-RA">
<attribute name="VALUE"/>
</element>
<element name="P1" library="S2B-XH-A_LF__SN_" package="JST_S2B-XH-A(LF)(SN)" value="S2B-XH-A(LF)(SN)">
<attribute name="DESCRIPTION" value=" Connector Header Through Hole, Right Angle 2 position 0.098 (2.50mm) "/>
<attribute name="DIGI-KEY_PART_NUMBER" value="455-2257-ND"/>
<attribute name="MF" value="JST Sales"/>
<attribute name="MP" value="S2B-XH-A(LF)(SN)"/>
<attribute name="NAME"/>
<attribute name="PACKAGE" value="None"/>
<attribute name="VALUE"/>
</element>
<element name="U6" library="AD5204BRZ10" package="SOIC127P1032X265-24N" value="AD5204BRZ10">
<attribute name="DESCRIPTION" value=" Digital Potentiometer 100k Ohm 4 Circuit 256 Taps SPI Interface 24-SOIC "/>
<attribute name="DIGI-KEY_PART_NUMBER" value="AD5204BRZ100-ND"/>
<attribute name="MF" value="Analog Devices"/>
<attribute name="MP" value="AD5204BRZ10"/>
<attribute name="PACKAGE" value="SOIC -24 Analog Devices"/>
<attribute name="PURCHASE-URL" value="https://pricing.snapeda.com/search/part/AD5204BRZ10/?ref=eda"/>
<attribute name="VALUE"/>
</element>
<element name="JP2" library="adafruit" package="1X03" value="">
<attribute name="VALUE"/>
</element>
<element name="JP4" library="adafruit" package="1X06-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="JP7" library="adafruit" package="1X06-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="JP10" library="adafruit" package="1X03-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
<element name="JP11" library="adafruit" package="1X03-CLEANBIG" value="">
<attribute name="VALUE"/>
</element>
</elements>
<signals>
<signal name="+5V">
<contactref element="R1" pad="1"/>
<contactref element="JP3" pad="3"/>
<contactref element="U6" pad="6"/>
<contactref element="U6" pad="7"/>
<contactref element="U6" pad="5"/>
</signal>
<signal name="GND">
<contactref element="LED1" pad="C"/>
<contactref element="U4" pad="4"/>
<contactref element="U5" pad="4"/>
<contactref element="BATT-" pad="1"/>
<contactref element="C6" pad="2"/>
<contactref element="C5" pad="2"/>
<contactref element="JP6" pad="2"/>
<contactref element="JP3" pad="4"/>
<contactref element="JP3" pad="5"/>
<contactref element="U6" pad="11"/>
<contactref element="U6" pad="3"/>
<contactref element="U6" pad="16"/>
<contactref element="U6" pad="21"/>
<contactref element="P1" pad="1"/>
</signal>
<signal name="SCK">
<contactref element="JP6" pad="3"/>
<contactref element="U6" pad="9"/>
</signal>
<signal name="N$3">
<contactref element="R1" pad="2"/>
<contactref element="LED1" pad="A"/>
</signal>
<signal name="MOSI">
<contactref element="JP6" pad="5"/>
<contactref element="U6" pad="8"/>
</signal>
<signal name="SS">
<contactref element="U6" pad="4"/>
<contactref element="JP10" pad="1"/>
<contactref element="JP10" pad="2"/>
<contactref element="JP10" pad="3"/>
</signal>
<signal name="IO2">
<contactref element="JP5" pad="6"/>
<contactref element="JP4" pad="1"/>
</signal>
<signal name="IO1">
<contactref element="JP5" pad="7"/>
</signal>
<signal name="IO0">
<contactref element="JP5" pad="8"/>
</signal>
<signal name="IO3">
<contactref element="JP5" pad="5"/>
<contactref element="JP4" pad="2"/>
</signal>
<signal name="IO4">
<contactref element="JP5" pad="4"/>
<contactref element="JP4" pad="3"/>
</signal>
<signal name="IO5">
<contactref element="JP5" pad="3"/>
<contactref element="JP4" pad="4"/>
</signal>
<signal name="IO6">
<contactref element="JP5" pad="2"/>
<contactref element="JP4" pad="5"/>
</signal>
<signal name="IO7">
<contactref element="JP5" pad="1"/>
<contactref element="JP4" pad="6"/>
</signal>
<signal name="V+">
<contactref element="U1" pad="7"/>
<contactref element="U2" pad="7"/>
<contactref element="U$1" pad="3"/>
</signal>
<signal name="V-">
<contactref element="U1" pad="4"/>
<contactref element="U2" pad="4"/>
<contactref element="U$2" pad="3"/>
</signal>
<signal name="VIN+">
<contactref element="U1" pad="3"/>
<contactref element="U5" pad="6"/>
<contactref element="U5" pad="2"/>
</signal>
<signal name="N$1">
<contactref element="U1" pad="6"/>
<contactref element="D2" pad="A"/>
<contactref element="D1" pad="C"/>
<contactref element="D3" pad="C"/>
<contactref element="D4" pad="A"/>
<contactref element="R2" pad="2"/>
</signal>
<signal name="N$6">
<contactref element="D1" pad="A"/>
<contactref element="R4" pad="1"/>
</signal>
<signal name="N$2">
<contactref element="D3" pad="A"/>
<contactref element="R3" pad="1"/>
</signal>
<signal name="N$8">
<contactref element="R5" pad="2"/>
<contactref element="D4" pad="C"/>
</signal>
<signal name="N$9">
<contactref element="R6" pad="2"/>
<contactref element="D2" pad="C"/>
</signal>
<signal name="N$10">
<contactref element="R6" pad="1"/>
<contactref element="R8" pad="2"/>
<contactref element="U$2" pad="1"/>
<contactref element="C1" pad="2"/>
</signal>
<signal name="N$13">
<contactref element="R7" pad="1"/>
<contactref element="R4" pad="2"/>
<contactref element="U$1" pad="1"/>
<contactref element="C1" pad="1"/>
</signal>
<signal name="N$14">
<contactref element="R7" pad="2"/>
<contactref element="U$1" pad="4"/>
<contactref element="U$3" pad="3"/>
</signal>
<signal name="N$15">
<contactref element="U$2" pad="4"/>
<contactref element="R8" pad="1"/>
<contactref element="U$4" pad="3"/>
</signal>
<signal name="N$16">
<contactref element="U$3" pad="1"/>
<contactref element="R3" pad="2"/>
<contactref element="R9" pad="1"/>
</signal>
<signal name="N$17">
<contactref element="R5" pad="1"/>
<contactref element="U$4" pad="1"/>
<contactref element="R10" pad="2"/>
</signal>
<signal name="-200V">
<contactref element="R10" pad="1"/>
<contactref element="U$4" pad="4"/>
<contactref element="C5" pad="1"/>
<contactref element="U$5" pad="2"/>
<contactref element="JP2" pad="3"/>
</signal>
<signal name="+200V">
<contactref element="R9" pad="2"/>
<contactref element="U$3" pad="4"/>
<contactref element="C6" pad="1"/>
<contactref element="U$5" pad="1"/>
<contactref element="JP2" pad="1"/>
</signal>
<signal name="N$20">
<contactref element="U1" pad="5"/>
<contactref element="U1" pad="1"/>
<contactref element="U2" pad="6"/>
<contactref element="U2" pad="2"/>
</signal>
<signal name="VIN-">
<contactref element="U1" pad="2"/>
<contactref element="U4" pad="2"/>
<contactref element="U4" pad="6"/>
</signal>
<signal name="W1">
<contactref element="U4" pad="3"/>
<contactref element="U6" pad="17"/>
</signal>
<signal name="W2">
<contactref element="U5" pad="3"/>
<contactref element="U6" pad="20"/>
</signal>
<signal name="9V">
<contactref element="U4" pad="7"/>
<contactref element="U5" pad="7"/>
<contactref element="BATT+" pad="1"/>
<contactref element="JP3" pad="6"/>
</signal>
<signal name="AREF">
<contactref element="JP6" pad="1"/>
</signal>
<signal name="MISO">
<contactref element="JP6" pad="4"/>
</signal>
<signal name="IO8">
<contactref element="JP6" pad="8"/>
<contactref element="JP11" pad="1"/>
</signal>
<signal name="IO9">
<contactref element="JP6" pad="7"/>
<contactref element="JP11" pad="2"/>
</signal>
<signal name="RESET">
<contactref element="JP3" pad="1"/>
</signal>
<signal name="+3V3">
<contactref element="JP3" pad="2"/>
</signal>
<signal name="AD0">
<contactref element="JP1" pad="6"/>
</signal>
<signal name="AD1">
<contactref element="JP1" pad="5"/>
</signal>
<signal name="AD2">
<contactref element="JP1" pad="4"/>
</signal>
<signal name="AD3">
<contactref element="JP1" pad="3"/>
</signal>
<signal name="AD4">
<contactref element="JP1" pad="2"/>
</signal>
<signal name="AD5">
<contactref element="JP1" pad="1"/>
</signal>
<signal name="N$7">
<contactref element="U2" pad="3"/>
<contactref element="R2" pad="1"/>
<contactref element="P1" pad="2"/>
</signal>
<signal name="N$4">
<contactref element="JP7" pad="6"/>
<contactref element="JP7" pad="4"/>
<contactref element="JP7" pad="5"/>
<contactref element="U6" pad="18"/>
</signal>
<signal name="N$5">
<contactref element="JP7" pad="1"/>
<contactref element="JP7" pad="2"/>
<contactref element="JP7" pad="3"/>
<contactref element="U6" pad="19"/>
</signal>
<signal name="IO10">
<contactref element="JP6" pad="6"/>
<contactref element="JP11" pad="3"/>
</signal>
</signals>
</board>
</drawing>
</eagle>
